Horst Tobias Witt
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(Suggest an Edit or Addition)Horst Tobias Witt's Published Works
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Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Three-dimensional structure of cyanobacterial photosystem I at 2.5 Å resolution (2001) (2001)
- Crystal structure of photosystem II from Synechococcus elongatus at 3.8 Å resolution (2001) (1733)
- Energy conversion in the functional membrane of photosynthesis. Analysis by light pulse and electric pulse methods. The central role of the electric field. (1979) (504)
- Coupling of quanta, electrons, fields, ions and phosphorylation in the functional membrane of photosynthesis. Results by pulse spectroscopic methods (1971) (374)
- Three-dimensional structure of system I of photosynthesis at 6 Å resolution (1993) (343)
- Photosystem I at 4 Å resolution represents the first structural model of a joint photosynthetic reaction centre and core antenna system (1996) (284)
- Photosystem I of Synechococcus elongatus at 4 A resolution: comprehensive structure analysis. (1997) (247)
- On the ion transport system of photosynthesis — Investigations on a molecular level — (1968) (231)
- A common ancestor for oxygenic and anoxygenic photosynthetic systems: a comparison based on the structural model of photosystem I. (1998) (222)
- Nanosecond reduction kinetics of photooxidized chlorophyll-aII (P-680) in single flashes as a probe for the electron pathway, H+-release and charge accumulation in the O2-evolving complex☆ (1984) (205)
- Quantitative Treatment of the Function of Plastoquinone in Photosynthesis (1969) (181)
- Conformational change of the chloroplast ATPase induced by a transmembrane electric field and its correlation to phosphorylation. (1977) (174)
- Evidence for a trimeric organization of the photosystem I complex from the thermophilic cyanobacterium Synechococcus sp. (1987) (158)
- Relations between the electrical potential, pH gradient, proton flux and phosphorylation in the photosynthetic membrane. (1976) (125)
- Experimental Evidence for the Mechanism of Photosynthesis (1961) (117)
- Stoichiometry of Proton Release from the Catalytic Center in Photosynthetic Water Oxidation (1999) (117)
- Membrane‐bound ATP synthesis generated by an external electrical field (1976) (116)
- Properties of the Photoactive Chlorophyll-aII in Photosynthesis (1969) (113)
- Improved isolation and crystallization of photosystem I for structural analysis (1998) (110)
- Oxidized Cytochrome and Chlorophyll C2 + in Photosynthesis (1961) (106)
- Correlation between Field Formation, Proton Translocation, and the Light Reactions in Photosynthesis (1968) (97)
- Optical characterization of the immediate electron donor to chlorophyll a + II in O2‐evolving photosystem II complexes Tyrosine as possible electron carrier between chlorophyll a II and the water‐oxidizing manganese complex (1988) (96)
- Electrical evidence for the field indicating absorption change in bioenergetic membranes (1973) (95)
- Photosystem I, an Improved Model of the Stromal Subunits PsaC, PsaD, and PsaE* (1999) (93)
- Orientation and Electronic Structure of the Primary Donor Radical Cation in Photosystem I: A Single Crystals EPR and ENDOR Study (2001) (89)
- O2 evolution and Chl a+II (P-680+) nanosecond reduction kinetics in single flashes as a function of pH (1989) (87)
- A Second Chlorophyll Reaction in the Electron Chain of Photosynthesis — Registration by the Repetitive Excitation Technique — (1967) (75)
- Crystallization of reaction center I of photosynthesis Low‐concentration crystallization of photoactive protein complexes from the cyanobacterium Synechococcus sp (1987) (74)
- Optical characterization of intermediates in the water-splitting enzyme system of photosynthesis — possible states and configurations of manganese and water (1987) (73)
- Localization of Two Phylloquinones, QK and QK′, in an Improved Electron Density Map of Photosystem I at 4-Å Resolution* (1999) (72)
- Structure of Photosystem I at 4.5 Å resolution: A short review including evolutionary aspects (1996) (71)
- Pulsed EPR structure analysis of photosystem I single crystals: localization of the phylloquinone acceptor. (1997) (66)
- X-ray characterization of single crystals of the reaction center I of water splitting photosynthesis (1988) (66)
- Electrical potential changes, H+ translocation and phosphorylation induced by short flash excitation in Rhodopseudomonas sphaeroides chromatophores. (1975) (65)
- The functional unit of electrical events and phosphorylation in chromatophores from Rhodopseudomonas sphaeroides. (1975) (64)
- First photosystem II crystals capable of water oxidation. (2000) (61)
- Electron-Transport System in Photosynthesis of Green Plants Analysed by Sensitive Flash Photometry (1963) (60)
- Further Evidence for an Optical Response of Chloroplast Bulk Pigments to a Light Induced Electrical Field in Photosynthesis (1969) (59)
- On the photoactive chlorophyll reaction in system II of photosynthesis. Detection of a fast large component (1974) (58)
- Relation between the initial kinetics of ATP synthesis and of conformational changes in the chloroplast ATPase studied by external field pulses. (1981) (58)
- On Metastable States of Carotenoids in Primary Events of Photosynthesis (1969) (58)
- Evidence for the electrochromic identification of the change of charges in the four oxidation steps of the photoinduced water cleavage in photosynthesis (1985) (54)
- Intermediates and kinetics in the water splitting part of photosynthesis. (1968) (52)
- Primary reactions of oxygenic photosynthesis (1996) (51)
- On the analysis of photosynthesis by flashlight techniques. (1965) (51)
- Analysis of the Chl-a+II reduction kinetics with nanosecond time resolution in oxygen-evolving Photosystem II particles from Synechococcus at 680 and 824 nm (1984) (50)
- Relation between microsecond reduction kinetics of photooxidized chlorophyll aII (P-680) and photosynthetic water oxidation (1985) (50)
- Rise Time of the Light Induced Electrical Field across the Function Membrane of Photosynthesis (1969) (49)
- Studies on the multiphasic charge recombination between chlorophyll aII+ (P-680+) and plastoquinone QA− in photosystem II complexes. Ultraviolet difference spectrum of Chl-aII+/Chl-aII (1989) (47)
- 10 – Primary Acts of Energy Conservation in the Functional Membrane of Photosynthesis (1975) (44)
- Effect of electric fields on the absorption spectrum of dye molecules in lipid layers. V. Refined analysis of the field-indicating absorption changes in photosynthetic membranes by comparison with electrochromic measurements in vitro. (1976) (40)
- Reduction kinetics of the photo‐oxidized chlorophyll a + II in the nanosecond range (1984) (40)
- On the change of the charges in the four photo‐induced oxidation steps of the water‐splitting enzyme system S (1984) (40)
- Vectorial electron flow across the thylakoid membrane. Further evidence by kinetic measurements with an electrochromic and electrical method (1974) (37)
- The plastoquinone pool as possible hydrogen pump in photosynthesis. (1979) (37)
- On the Reaction between Chlorophyll-a, and its Primary Electron Donors in Photosynthesis (1971) (34)
- Refined analysis of the trimeric structure of the isolated Photosystem I complex from the thermophilic cyanobacterium Synechococcus sp. (1989) (34)
- Functional implications on the mechanism of the function of photosystem II including water oxidation based on the structure of photosystem II. (2002) (34)
- [9] Measurement of fast reactions by single and repetitive excitation with pulses of electromagnetic radiation (1969) (33)
- The extent of the stimulated electrical potential decay under phosphorylating conditions and the H+/ATP ratio in Rhodopseudomonas sphaeroides chromatophores following short flash excitation. (1975) (32)
- On the mechanism of photosynthesis (1962) (32)
- Changes in Absorption during Photosynthesis in the Ultra-violet Spectrum (1962) (31)
- New Results about the Mechanism of Photosynthesis (1962) (30)
- PRIMARY ACTS OF ENERGY CONSERVATION IN THE FUNCTIONAL MEMBRANE OF PHOTOSYNTHESIS (1974) (30)
- Different Demonstrations of the Coupling of Two Light Reactions in Photosynthesis (1964) (29)
- Steps on the Way to Building Blocks, Topologies, Crystals and X-ray Structural Analysis of Photosystems I and II of Water-oxidizing Photosynthesis (2004) (28)
- Net charge oscillation and proton release during water oxidation in photosynthesis. An electrochromic band shift study at pH 5.5–7.0 (1996) (28)
- Biochemical characterization and crystal structure of water oxidizing Photosystem II from Synechococcus elongatus (2001) (27)
- Primary Ionic Events in the Functional Membrane of Photosynthesis (1970) (27)
- The Function of Different Chlorophylls in Photosynthesis and the Action Spectra of Separated Light Reactions (1963) (27)
- Estimation of the light‐induced electrical potential at the functional membrane of photosynthesis using a voltage‐dependent ionophore (1976) (26)
- Direct observation of the immediate electron donor to chlorophyll‐a + II (P‐680+) in oxygen‐evolving photosystem II complexes Resolution of nanosecond kinetics in the UV (1987) (26)
- An agreement on the quaternary oscillation of ultraviolet absorption changes accompanying the water splitting in isolated Photosystem II complexes from the cyanobacterium Synechococcus sp. (1988) (26)
- Reversible alteration of nanosecond reduction of chlorophyll a+II in inside-out thylakoids correlated to inhibition and reconstitution of oxygen-evolving activity (1984) (25)
- The influence of salts on charge separation (P6804QA) and water oxidation of photosystem II complexes from thermophilic cyanobacteria. Active and inactive conformational states of photosystem II (1992) (25)
- On the extent of the electrical potential across the thylakoid membrane induced by continuous light in Chlorella cells. (1974) (25)
- Functional mechanism of water splitting photosynthesis (1991) (24)
- Photosystem I from Synechococcus elongatus: preparation and crystallization of monomers with varying subunit compositions (1995) (24)
- ATP synthesis in chloroplasts induced by a transmembrane electric potential difference as a fucntion of the proton concentration (1982) (22)
- The Radical Pair State in Photosystem I Single Crystals: Orientation Dependence of the Transient Spin-Polarized EPR Spectra (1998) (21)
- Time resolved EPR on photosystem II particles after irreversible and reversible inhibition of water cleavage with high concentrations of acetate (1988) (21)
- Electrochromic absorption changes of a chloroplast suspension induced by an external electric field (1980) (20)
- Electrochromism of chlorophylls and carotenoids in multilayers and in chloroplasts (1971) (19)
- Characterization of single crystals of Photosystem II from the thermophilic cyanobacterium Synechococcus elongatus (1998) (19)
- Trapped Primary Product of Photosynthesis in Green Plants (1961) (19)
- Present State of the Crystal Structure Analysis of Photosystem I at 4.5 Å Resolution (1995) (19)
- Evidence for a chemical reaction of hydroxylamine with the photosynthetic water splitting enzyme S in the dark — possible states of manganese and water in the S cycle (1991) (18)
- Effect of salicylaldoxime on the complete electron transport system of photosynthesis and on the isolated reaction cycle II. (1967) (18)
- Some new results in photosynthesis (1968) (18)
- Direct measurement of the protons pumped into the inner phase of the functional membrane of photosynthesis per electron transfer (1975) (17)
- Electron transport in photosynthesis. (1966) (17)
- The Function of Plastoquinone in the Electron transport System of Photosynthesis (1963) (16)
- Salt dependence of the electrical potential at the photosynthetic membrane in steady-state light and its structural consequence (1982) (15)
- Electron Transfer, Field Changes, Proton Translocation and Phosphorylation in Photosynthesis (1968) (13)
- Total recovery of O2 evolution and nanosecond reduction kinetics of chlorophyll-aII+ (P-680+) after inhibition of water cleavage with acetate (2004) (13)
- Characterization of an Oxygen-Evolving Photosystem II Complex from a Thermophilic Cyanobacterium Synechococcus Sp. (1984) (12)
- Energy transduction in the functional membrane of photosynthesis results by pulse spectroscopic methods (1972) (12)
- Light-induced redox reaction between chlorophyll and quinone in iso-butanol. (1968) (12)
- Further evidence for a new function unit of photosynthesis (2004) (11)
- Absorptionsänderungen von Chlorophyll-b im elektrischen Feld / Absorption Changes of Chlorophyll-b in the Electric Feld (1969) (10)
- Reaction sequences from light absorption to the cleavage of water in photosynthesis (1986) (10)
- Manganese content and changes in light absorption during photosynthesis in green algae. (1960) (10)
- Intermediary Reactions in the Water-Splitting Part of Photosynthesis (1964) (9)
- Electrochromic Measurements in Vitro as a Test for the Interpretation of Field Indicating Absorption Changes in Photosynthesis (1972) (9)
- The Flash Pattern of Photosynthetic Oxygen Evolution after Treatment with Low Concentrations of Hydroxylamine as a Function of the Previous S1/S0-Ratio Further Evidence that NH2OH Reduces the Water Oxidizing Complex in the Dark (1991) (9)
- An artificial indicator for electric phenomena in biological membranes and interfaces (1969) (9)
- Zur Plastochinonoxydation bei der Photosynthese (1968) (8)
- Rapid electron transfer reactions associated with oxygen evolution in photosystem II preparations from spinach and Phormidium laminosum (1985) (8)
- Are there really four manganese ions per centre of photosynthetic water oxidation (1992) (8)
- On Isolated Complexes of Reaction Center I and X-Ray Characterization of Single Crystals (1990) (7)
- Photosystem II: Structural Elements, the First 3D Crystal Structure and Functional Implications (2005) (7)
- Analysis of Electrical Phenomena in Membranes and Interfaces by Absorption Changes (1969) (6)
- Correlation between Phosphorylation and Chlorophyll‐b Dissociation in Photosynthesis (1966) (6)
- Structure Analysis of Single Crystals of Photosystem I by X-Ray, EPR and ENDOR: A Short Status Report (1996) (5)
- Flash Conductivity in Solution of Triphenylamine in n‐Hexane (1960) (4)
- Oxidized cytochrome and chlorophyll C2-plus in photosynthesis. (1961) (4)
- Functional Mechanism in Reaction Center II Based on Analysis of 7 Time-Resolved Optical Difference Spectra and Hydroxylamine “Titration” (1990) (4)
- Crystals and structure of photosystem-1 (1994) (4)
- The Reaction between Chlorophyll-AI and its Primary Electron Donators (1972) (4)
- The active chlorophyll-a-II in light reaction II of photosynthesis. (1968) (3)
- Über den Mechanismus der Photosynthese (1962) (3)
- No Evidence for a Specific Function of Ca2+ and Cl− in Oxygen Evolution of Isolated PSII-Complexes from Thermophilic Cyanobacteria (1990) (3)
- CORRELATION BETWEEN ELECTRICAL EVENTS AND ATP-GENERATION IN THE FUNCTIONAL MEMBRANE OF PHOTOSYNTHESIS. (1972) (3)
- The structure of photosystem-I at 6 Angstrom resolution (1992) (3)
- The action of two chlorophyll-aI-molecules in light reaction I of photosynthesis. (1968) (3)
- THE CENTRAL ROLE OF THE ELECTRIC FIELD (2002) (3)
- Crystal structure of Photosystem II and aspects of its function (2001) (3)
- Three-dimensional structure of cyanobacterial photosystem I at 2 . 5 AÊ resolution (2)
- ON THE BIOENERGETIC MECHANISM OF PHOTOSYNTHESIS RESULTS BY PULSE METHODS (1977) (2)
- Crystal Structure of Photosystem I: a Photosynthetic Reaction Center and Core Antenna System from Cyanobacteria (2001) (2)
- CRYSTAL STRUCTURE PHOTOSYSTEM II (2001) (2)
- X-Ray Crystallographic Structure Analysis of Cyanobacterial Photosystem I at 2.5 A Resolution (2001) (1)
- [ANALYSIS OF PHOTOSYNTHESIS WITH A FLASH LIGHT. I. THE PHOTOOXIDATION OF CHLOROPHYLL-A1-430-703]. (1964) (1)
- The Plastoquinone Pool as Possible Hydrogen Pump (1978) (1)
- Initial Kinetics of ATP-Synthesis and of Conformational Changes in the Chloroplast ATPase Studied by External Electric Field Pulses (1979) (1)
- Three‐Dimensional Structure of System I of Photosynthesis at 6 Å Resolution. (1993) (1)
- [Biophysical primary processes in photosynthetic membranes. Data with pulse-spectroscopical methods]. (1976) (1)
- The Photoactive Chlorophyll-aII in Photosynthesis (1972) (1)
- Current Research in Photosynthesis (1990) (1)
- Some Recent Functional and Structural Contributions to the Molecular Mechanism of Photosynthesis (1988) (1)
- [Absorption changes of chlorophyll-b in the electric field]. (1969) (1)
- Light: Physical and Biological Action. Herausgeg. von H. H. Seliger und W. D. McElroy, Academic Press, New York London 1965. 1. Aufl., XI, 417 S., mehrere Abb., geb. DM. 48.– (1967) (0)
- Book Review: Light: Physical and Biological Action. Edited by H. H. Seliger and W. D. McElroy (1967) (0)
- [On plastoquinone oxidation during photosynthesis]. (1968) (0)
- Crystal structures of photosystems I and II from the cyanobacterium synechococcus elongatus (2004) (0)
- PHOTOSYNTHETIC REACTION CENTER AND CORE ANTENNA SYSTEM (TRIMERIC), ALPHA CARBON ONLY (1998) (0)
- Free Radicals in Biological Systems. Academic Press, New York und London (1961). 378 Seiten. Preis: $ 14,50 (1962) (0)
- Giant Photosynthetic Layers with Intact Water Cleavage Activity — Spreading of PS II Complexes from Cyanobacteria — (1984) (0)
- Erratum: “Primary reaction of oxygenic photosynthesis” (1997) (0)
- Molecular Architectures of Cyanobacterial Photosystems I and II (2005) (0)
- New Structural Details of Photosystem I at 4 Å Resolution (1998) (0)
- Electrical Events in the Primary Act of Photosynthesis (1974) (0)
- On the Transmembrane Electrical Potential Difference in Chloroplasts Studied by Electrochromism (1979) (0)
- [Short ultraviolet difference spectra during photosynthesis]. (1968) (0)
- Measurement of the change of electrical potentials and currents across biomembranes in the range of nanoseconds to seconds. (1978) (0)
- Umbelliferone as indicator for pH changes in one turn-over. (1970) (0)
- The Molecular Machine of Photosynthesis — Physico-Chemical Aspects (1984) (0)
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