List of works - Vittal K Yachandra

A multi-crystal wavelength dispersive x-ray spectrometer.

scientific article

A possible evolutionary origin for the Mn4 cluster of the photosynthetic water oxidation complex from natural MnO2 precipitates in the early ocean

scientific article

Accurate macromolecular structures using minimal measurements from X-ray free-electron lasers

scientific article

Acoustic Injectors for Drop-On-Demand Serial Femtosecond Crystallography.

scientific article

Activation of a water molecule using a mononuclear Mn complex: from Mn-aquo, to Mn-hydroxo, to Mn-oxyl via charge compensation

scientific article

Altered Structure of the Mn4Ca Cluster in the Oxygen-evolving Complex of Photosystem II by a Histidine Ligand Mutation ⬇️

scientific article published on January 13, 2011

Assembly, characterization, and electrochemical properties of immobilized metal bipyridyl complexes on silicon(111) surfaces

scientific article published on 17 July 2014

Calcium EXAFS establishes the Mn-Ca cluster in the oxygen-evolving complex of photosystem II.

scientific article published on October 2002

Calcium in the oxygen-evolving complex: Structural and mechanistic role determined by X-ray spectroscopy ⬇️

scientific article published on March 3, 2011

Chloride ligation in inorganic manganese model compounds relevant to photosystem II studied using X-ray absorption spectroscopy

scientific article published on 03 February 2004

Comparison of the Manganese Cluster in Oxygen-Evolving Photosystem II with Distorted Cubane Manganese Compounds through X-ray Absorption Spectroscopy ⬇️

scientific article published on December 27, 1999

Concentric-flow electrokinetic injector enables serial crystallography of ribosome and photosystem II.

scientific article published on 30 November 2015

Cr L-Edge X-ray Absorption Spectroscopy of CrIII(acac)3 in Solution with Measured and Calculated Absolute Absorption Cross Sections

scientific article published on 13 July 2018

Direct Determination of Absolute Absorption Cross Sections at the L-Edge of Dilute Mn Complexes in Solution Using a Transmission Flatjet.

scientific article published on 10 April 2018

Direct detection of oxygen ligation to the Mn(4)Ca cluster of photosystem II by X-ray emission spectroscopy

scientific article

Drop-on-demand sample delivery for studying biocatalysts in action at X-ray free-electron lasers

scientific article

Effect of Al3+ co-doping on the dopant local structure, optical properties, and exciton dynamics in Cu+-doped ZnSe nanocrystals

scientific article

Electronic structural changes of Mn in the oxygen-evolving complex of photosystem II during the catalytic cycle

scientific article published on 06 May 2013

Energy-dispersive X-ray emission spectroscopy using an X-ray free-electron laser in a shot-by-shot mode

scientific article

Erratum: Corrigendum: Accurate macromolecular structures using minimal measurements from X-ray free-electron lasers

scholarly article published in Nature Methods

Evidence from in situ X-ray absorption spectroscopy for the involvement of terminal disulfide in the reduction of protons by an amorphous molybdenum sulfide electrocatalyst

scientific article

Experimental and computational X-ray emission spectroscopy as a direct probe of protonation states in oxo-bridged Mn(IV) dimers relevant to redox-active metalloproteins

scientific article published on 25 October 2013

FTIR spectra and normal-mode analysis of a tetranuclear manganese adamantane-like complex in two electrochemically prepared oxidation states: relevance to the oxygen-evolving complex of photosystem II

scientific article published on September 2002

Focusing the view on nature's water-splitting catalyst

scientific article

Heteronuclear Mn-Ca/Sr complexes, and Ca/Sr EXAFS spectral comparisons with the oxygen-evolving complex of photosystem II.

scientific article published on 19 March 2007

High Resolution XFEL Structure of the Soluble Methane Monooxygenase Hydroxylase Complex with its Regulatory Component at Ambient Temperature in Two Oxidation States

scientific article published on 20 July 2020

High-density grids for efficient data collection from multiple crystals

scientific article

High-resolution Mn EXAFS of the oxygen-evolving complex in photosystem II: structural implications for the Mn4Ca cluster

scientific article

High-resolution structure of the photosynthetic Mn4Ca catalyst from X-ray spectroscopy.

scientific article published on March 2008

Improvements in serial femtosecond crystallography of photosystem II by optimizing crystal uniformity using microseeding procedures

scientific article published in January 2015

In situ X-ray absorption spectroscopy investigation of a bifunctional manganese oxide catalyst with high activity for electrochemical water oxidation and oxygen reduction

scientific article published on 03 June 2013

In situ/Operando studies of electrocatalysts using hard X-ray spectroscopy

scientific article published on 2 May 2017

Influence of the 33 kDa manganese-stabilizing protein on the structure and substrate accessibility of the oxygen-evolving complex of photosystem II.

scientific article published on June 2005

L-Edge X-ray Absorption Spectroscopy of Dilute Systems Relevant to Metalloproteins Using an X-ray Free-Electron Laser.

scientific article published on October 2013

Light-dependent production of dioxygen in photosynthesis

scientific article published on January 2015

Liquid helium cryostat with internal fluorescence detection for x-ray absorption studies in the 2-6 keV energy region

scientific article

Manganese Cluster in Photosynthesis: Where Plants Oxidize Water to Dioxygen

scientific article published in November 1996

Metalloprotein structures at ambient conditions and in real-time: biological crystallography and spectroscopy using X-ray free electron lasers

scientific article

Methods development for diffraction and spectroscopy studies of metalloenzymes at X-ray free-electron lasers

scientific article

Mn oxidation states in tri- and tetra-nuclear Mn compounds structurally relevant to photosystem II: Mn K-edge X-ray absorption and Kβ X-ray emission spectroscopy studies

scientific article

Mn4Ca cluster in photosynthesis: where and how water is oxidized to dioxygen

scientific article

Nanoflow electrospinning serial femtosecond crystallography

scientific article

New reflections on hard X-ray photon-in/photon-out spectroscopy

scientific article published on 28 July 2020

No observable conformational changes in PSII.

scientific article published on 18 May 2016

Observation of Seeded Mn Kβ Stimulated X-Ray Emission Using Two-Color X-Ray Free-Electron Laser Pulses

scientific article published on 01 July 2020

Optimizing Crystal Size of Photosystem II by Macroseeding: Toward Neutron Protein Crystallography.

scientific article

Orientation of calcium in the Mn4Ca cluster of the oxygen-evolving complex determined using polarized strontium EXAFS of photosystem II membranes

scientific article published on October 2004

Oxidation state changes of the Mn4Ca cluster in photosystem II.

scientific article published on 12 April 2007

Photoreversible interconversion of a phytochrome photosensory module in the crystalline state

scientific article published on 18 December 2019

Polarized X-ray absorption spectroscopy of single-crystal Mn(V) complexes relevant to the oxygen-evolving complex of photosystem II

scientific article published on 05 October 2007

Preparation and properties of a monomeric high-spin Mn(V)-oxo complex

scientific article

Probing the oxidation state of transition metal complexes: a case study on how charge and spin densities determine Mn L-edge X-ray absorption energies

scientific article published on 17 July 2018

Removal of Ca(2+) from the Oxygen-Evolving Complex in Photosystem II Has Minimal Effect on the Mn4O5 Core Structure: A Polarized Mn X-ray Absorption Spectroscopy Study

scientific article published on 19 May 2015

Resonant inelastic X-ray scattering (RIXS) spectroscopy at the Mn K absorption pre-edge-a direct probe of the 3d orbitals

scientific article

Room temperature femtosecond X-ray diffraction of photosystem II microcrystals

scientific article

Simultaneous Femtosecond X-ray Spectroscopy and Diffraction of Photosystem II at Room Temperature

scientific article

Simultaneous detection of electronic structure changes from two elements of a bifunctional catalyst using wavelength-dispersive X-ray emission spectroscopy and in situ electrochemistry

scientific article published on 6 March 2015

Single crystal X- and Q-band EPR spectroscopy of a binuclear Mn(2)(III,IV) complex relevant to the oxygen-evolving complex of photosystem II.

scientific article published on June 2004

Single-molecule magnetism properties of the first strontium-manganese cluster [SrMn14O11(OMe)3(O2CPh)18(MeCN)2].

scientific article published on 19 February 2008

Soft x-ray absorption spectroscopy of metalloproteins and high-valent metal-complexes at room temperature using free-electron lasers

scientific article published on September 2017

Stimulated X-Ray Emission Spectroscopy in Transition Metal Complexes.

scientific article published in March 2018

Strontium EXAFS Reveals the Proximity of Calcium to the Manganese Cluster of Oxygen-Evolving Photosystem II.

scientific article

Structural Change of the Mn Cluster during the S2→S3 State Transition of the Oxygen-Evolving Complex of Photosystem II. Does It Reflect the Onset of Water/Substrate Oxidation? Determination by Mn X-ray Absorption Spectroscopy.

scientific article

Structural Changes Correlated with Magnetic Spin State Isomorphism in the S2 State of the Mn4CaO5 Cluster in the Oxygen-Evolving Complex of Photosystem II.

scientific article published on 9 May 2016

Structural Effects of Calcium Depletion on the Manganese Cluster of Photosystem II: Determination by X-ray Absorption Spectroscopy.

scientific article

Structural and Electronic Study of an Amorphous MoS3 Hydrogen-Generation Catalyst on a Quantum-Controlled Photosensitizer

scientific article published on 28 September 2011

Structural changes in the Mn4Ca cluster and the mechanism of photosynthetic water splitting

scientific article

Structural changes in the S3 state of the oxygen evolving complex in photosystem II.

scientific article published on 19 March 2016

Structural changes of the oxygen-evolving complex in photosystem II during the catalytic cycle

scientific article published on 13 June 2013

Structural dynamics in the water and proton channels of photosystem II during the S<sub>2</sub> to S<sub>3</sub> transition

scientific article published on 11 November 2021

Structural isomers of the S2 state in photosystem II: do they exist at room temperature and are they important for function?

scientific article published on 15 March 2019

Structure and orientation of the Mn4Ca cluster in plant photosystem II membranes studied by polarized range-extended x-ray absorption spectroscopy

scientific article published on 26 December 2006

Structure of a ribonucleotide reductase R2 protein radical

scientific article published on 11 October 2023

Structure of photosystem II and substrate binding at room temperature.

scientific article

Structure-activity correlations in a nickel-borate oxygen evolution catalyst

scientific article published on 06 April 2012

Structures of the intermediates of Kok's photosynthetic water oxidation clock

scientific article published in Nature

Synthetic model of the asymmetric [Mn 3 CaO 4 ] cubane core of the oxygen-evolving complex of photosystem II ⬇️

scientific article published on January 30, 2012

Taking snapshots of photosynthetic water oxidation using femtosecond X-ray diffraction and spectroscopy.

scientific article

The Mn cluster in the S(0) state of the oxygen-evolving complex of photosystem II studied by EXAFS spectroscopy: are there three Di-mu-oxo-bridged Mn(2) moieties in the tetranuclear Mn complex?

scientific article published on June 2002

The Mn₄Ca photosynthetic water-oxidation catalyst studied by simultaneous X-ray spectroscopy and crystallography using an X-ray free-electron laser.

scientific article

The S0 State of the Oxygen-Evolving Complex in Photosystem II Is Paramagnetic: Detection of an EPR Multiline Signal

scientific article

The electronic structure of Mn in oxides, coordination complexes, and the oxygen-evolving complex of photosystem II studied by resonant inelastic X-ray scattering

scientific article published on August 2004

The protonation states of oxo-bridged Mn(IV) dimers resolved by experimental and computational Mn K pre-edge X-ray absorption spectroscopy

scientific article published on 25 October 2013

The state of manganese in the photosynthetic apparatus

scholarly article by Vittal K. Yachandra et al published July 1986 in BBA - Bioenergetics

The water-oxidation complex in photosynthesis

scientific article published on April 2004

Untangling the sequence of events during the S2 → S3 transition in photosystem II and implications for the water oxidation mechanism

scientific article published on 20 May 2020

Valence-to-Core X-Ray Emission Spectroscopy as a Tool for Investigation of Organometallic Systems

Visible light-induced electron transfer from di-mu-oxo-bridged dinuclear Mn complexes to Cr centers in silica nanopores

scientific article published on 30 July 2008

Where water is oxidized to dioxygen: structure of the photosynthetic Mn4Ca cluster

scientific article

Where water is oxidized to dioxygen: structure of the photosynthetic Mn4Ca cluster from X-ray spectroscopy

scientific article published on March 2008

X-Ray spectroscopy of the photosynthetic oxygen-evolving complex

scientific article published on February 2008

X-ray Emission Spectroscopy as an in Situ Diagnostic Tool for X-ray Crystallography of Metalloproteins Using an X-ray Free-Electron Laser

scientific article published on 28 June 2018

X-ray absorption spectroscopy

scientific article

X-ray absorption spectroscopy of Mn in the photosynthetic apparatus

scholarly article by Vittal K. Yachandra et al published June 1989 in Physica B

X-ray absorption spectroscopy using a self-seeded soft X-ray free-electron laser.

scientific article

X-ray damage to the Mn4Ca complex in single crystals of photosystem II: a case study for metalloprotein crystallography

scientific article

X-ray emission spectroscopy to study ligand valence orbitals in Mn coordination complexes

scientific article published on September 2009

X-ray spectroscopy of the Mn4Ca cluster in the water-oxidation complex of Photosystem II.

scientific article

X-ray spectroscopy-based structure of the Mn cluster and mechanism of photosynthetic oxygen evolution 1 1We dedicate this review to the memory of Mel Klein, our colleague, collaborator, mentor, and dear friend

article

X-ray-induced sample damage at the Mn L-edge: a case study for soft X-ray spectroscopy of transition metal complexes in solution.

scientific article published in June 2018

XANES and EXAFS of dilute solutions of transition metals at XFELs

scientific article published on 07 August 2019

List of works by Vittal K Yachandra

A multi-crystal wavelength dispersive x-ray spectrometer.

A possible evolutionary origin for the Mn4 cluster of the photosynthetic water oxidation complex from natural MnO2 precipitates in the early ocean

Accurate macromolecular structures using minimal measurements from X-ray free-electron lasers

Acoustic Injectors for Drop-On-Demand Serial Femtosecond Crystallography.

Activation of a water molecule using a mononuclear Mn complex: from Mn-aquo, to Mn-hydroxo, to Mn-oxyl via charge compensation

Altered Structure of the Mn4Ca Cluster in the Oxygen-evolving Complex of Photosystem II by a Histidine Ligand Mutation ⬇️

Assembly, characterization, and electrochemical properties of immobilized metal bipyridyl complexes on silicon(111) surfaces

Calcium EXAFS establishes the Mn-Ca cluster in the oxygen-evolving complex of photosystem II.

Calcium in the oxygen-evolving complex: Structural and mechanistic role determined by X-ray spectroscopy ⬇️

Chloride ligation in inorganic manganese model compounds relevant to photosystem II studied using X-ray absorption spectroscopy

Comparison of the Manganese Cluster in Oxygen-Evolving Photosystem II with Distorted Cubane Manganese Compounds through X-ray Absorption Spectroscopy ⬇️

Concentric-flow electrokinetic injector enables serial crystallography of ribosome and photosystem II.

Cr L-Edge X-ray Absorption Spectroscopy of CrIII(acac)3 in Solution with Measured and Calculated Absolute Absorption Cross Sections

Direct Determination of Absolute Absorption Cross Sections at the L-Edge of Dilute Mn Complexes in Solution Using a Transmission Flatjet.

Direct detection of oxygen ligation to the Mn(4)Ca cluster of photosystem II by X-ray emission spectroscopy

Drop-on-demand sample delivery for studying biocatalysts in action at X-ray free-electron lasers

Effect of Al3+ co-doping on the dopant local structure, optical properties, and exciton dynamics in Cu+-doped ZnSe nanocrystals

Electronic structural changes of Mn in the oxygen-evolving complex of photosystem II during the catalytic cycle

Energy-dispersive X-ray emission spectroscopy using an X-ray free-electron laser in a shot-by-shot mode

Erratum: Corrigendum: Accurate macromolecular structures using minimal measurements from X-ray free-electron lasers

Evidence from in situ X-ray absorption spectroscopy for the involvement of terminal disulfide in the reduction of protons by an amorphous molybdenum sulfide electrocatalyst

Experimental and computational X-ray emission spectroscopy as a direct probe of protonation states in oxo-bridged Mn(IV) dimers relevant to redox-active metalloproteins

FTIR spectra and normal-mode analysis of a tetranuclear manganese adamantane-like complex in two electrochemically prepared oxidation states: relevance to the oxygen-evolving complex of photosystem II

Focusing the view on nature's water-splitting catalyst

Heteronuclear Mn-Ca/Sr complexes, and Ca/Sr EXAFS spectral comparisons with the oxygen-evolving complex of photosystem II.

High Resolution XFEL Structure of the Soluble Methane Monooxygenase Hydroxylase Complex with its Regulatory Component at Ambient Temperature in Two Oxidation States

High-density grids for efficient data collection from multiple crystals

High-resolution Mn EXAFS of the oxygen-evolving complex in photosystem II: structural implications for the Mn4Ca cluster

High-resolution structure of the photosynthetic Mn4Ca catalyst from X-ray spectroscopy.

Improvements in serial femtosecond crystallography of photosystem II by optimizing crystal uniformity using microseeding procedures

In situ X-ray absorption spectroscopy investigation of a bifunctional manganese oxide catalyst with high activity for electrochemical water oxidation and oxygen reduction

In situ/Operando studies of electrocatalysts using hard X-ray spectroscopy

Influence of the 33 kDa manganese-stabilizing protein on the structure and substrate accessibility of the oxygen-evolving complex of photosystem II.

L-Edge X-ray Absorption Spectroscopy of Dilute Systems Relevant to Metalloproteins Using an X-ray Free-Electron Laser.

Light-dependent production of dioxygen in photosynthesis

Liquid helium cryostat with internal fluorescence detection for x-ray absorption studies in the 2-6 keV energy region

Manganese Cluster in Photosynthesis: Where Plants Oxidize Water to Dioxygen

Metalloprotein structures at ambient conditions and in real-time: biological crystallography and spectroscopy using X-ray free electron lasers

Methods development for diffraction and spectroscopy studies of metalloenzymes at X-ray free-electron lasers

Mn oxidation states in tri- and tetra-nuclear Mn compounds structurally relevant to photosystem II: Mn K-edge X-ray absorption and Kβ X-ray emission spectroscopy studies

Mn4Ca cluster in photosynthesis: where and how water is oxidized to dioxygen

Nanoflow electrospinning serial femtosecond crystallography

New reflections on hard X-ray photon-in/photon-out spectroscopy

No observable conformational changes in PSII.

Observation of Seeded Mn Kβ Stimulated X-Ray Emission Using Two-Color X-Ray Free-Electron Laser Pulses

Optimizing Crystal Size of Photosystem II by Macroseeding: Toward Neutron Protein Crystallography.

Orientation of calcium in the Mn4Ca cluster of the oxygen-evolving complex determined using polarized strontium EXAFS of photosystem II membranes

Oxidation state changes of the Mn4Ca cluster in photosystem II.

Photoreversible interconversion of a phytochrome photosensory module in the crystalline state

Polarized X-ray absorption spectroscopy of single-crystal Mn(V) complexes relevant to the oxygen-evolving complex of photosystem II

Preparation and properties of a monomeric high-spin Mn(V)-oxo complex

Probing the oxidation state of transition metal complexes: a case study on how charge and spin densities determine Mn L-edge X-ray absorption energies

Removal of Ca(2+) from the Oxygen-Evolving Complex in Photosystem II Has Minimal Effect on the Mn4O5 Core Structure: A Polarized Mn X-ray Absorption Spectroscopy Study

Resonant inelastic X-ray scattering (RIXS) spectroscopy at the Mn K absorption pre-edge-a direct probe of the 3d orbitals

Room temperature femtosecond X-ray diffraction of photosystem II microcrystals

Simultaneous Femtosecond X-ray Spectroscopy and Diffraction of Photosystem II at Room Temperature

Simultaneous detection of electronic structure changes from two elements of a bifunctional catalyst using wavelength-dispersive X-ray emission spectroscopy and in situ electrochemistry

Single crystal X- and Q-band EPR spectroscopy of a binuclear Mn(2)(III,IV) complex relevant to the oxygen-evolving complex of photosystem II.

Single-molecule magnetism properties of the first strontium-manganese cluster [SrMn14O11(OMe)3(O2CPh)18(MeCN)2].

Soft x-ray absorption spectroscopy of metalloproteins and high-valent metal-complexes at room temperature using free-electron lasers

Stimulated X-Ray Emission Spectroscopy in Transition Metal Complexes.

Strontium EXAFS Reveals the Proximity of Calcium to the Manganese Cluster of Oxygen-Evolving Photosystem II.

Structural Change of the Mn Cluster during the S2→S3 State Transition of the Oxygen-Evolving Complex of Photosystem II. Does It Reflect the Onset of Water/Substrate Oxidation? Determination by Mn X-ray Absorption Spectroscopy.

Structural Changes Correlated with Magnetic Spin State Isomorphism in the S2 State of the Mn4CaO5 Cluster in the Oxygen-Evolving Complex of Photosystem II.

Structural Effects of Calcium Depletion on the Manganese Cluster of Photosystem II: Determination by X-ray Absorption Spectroscopy.

Structural and Electronic Study of an Amorphous MoS3 Hydrogen-Generation Catalyst on a Quantum-Controlled Photosensitizer

Structural changes in the Mn4Ca cluster and the mechanism of photosynthetic water splitting

Structural changes in the S3 state of the oxygen evolving complex in photosystem II.

Structural changes of the oxygen-evolving complex in photosystem II during the catalytic cycle

Structural dynamics in the water and proton channels of photosystem II during the S<sub>2</sub> to S<sub>3</sub> transition

Structural isomers of the S2 state in photosystem II: do they exist at room temperature and are they important for function?

Structure and orientation of the Mn4Ca cluster in plant photosystem II membranes studied by polarized range-extended x-ray absorption spectroscopy

Structure of a ribonucleotide reductase R2 protein radical

Structure of photosystem II and substrate binding at room temperature.

Structure-activity correlations in a nickel-borate oxygen evolution catalyst

Structures of the intermediates of Kok's photosynthetic water oxidation clock

Synthetic model of the asymmetric [Mn 3 CaO 4 ] cubane core of the oxygen-evolving complex of photosystem II ⬇️

Taking snapshots of photosynthetic water oxidation using femtosecond X-ray diffraction and spectroscopy.

The Mn cluster in the S(0) state of the oxygen-evolving complex of photosystem II studied by EXAFS spectroscopy: are there three Di-mu-oxo-bridged Mn(2) moieties in the tetranuclear Mn complex?