Negatively charged residues in the H loop of PsaB subunit in Photosystem I from Synechocystis sp. PCC 6803 appear to be responsible for electrostatic repulsions with plastocyanin

Photosynthesis Research

Volumn 65, Issue 1, 2000, Pages 63-68

  Navarro, José A ^a   Hervás, Manuel ^a   Sun, Jun ^b   De La Cerda, Berta ^a   Chitnis, Parag R ^b   De La Rosa, Miguel A ^b  

^a Universidad de Sevilla CSIC   (Spain)

^b IOWA STATE UNIVERSITY   (United States)

Author keywords

Cytochrome c6; Electron transfer; Photosystem I; Plastocyanin; Site directed mutagenesis; Synechocystis

Indexed keywords

SYNECHOCYSTIS; SYNECHOCYSTIS SP.; SYNECHOCYSTIS SP. PCC 6803;

EID: 0034463744     PISSN: 01668595     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1006404621724     Document Type: Article

References (20)

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2. Changes in the reaction mechanism of electron transfer from plastocyanin to Photosystem I in the cyanobacterium Synechocystis sp. PCC 6803 as induced by site-directed mutagenesis of the copper protein
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4. Small subunits of Photosystem I reaction center complexes from Synechococcus elongatus. I. Is the psaF gene product required for oxidation of cytochrome c-553?
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13. Topography of the Photosystem I core proteins of the cyanobacterium Synechocystis sp. PCC 6803
14. Oxidizing side of the cyanobacterial Photosystem I. Evidence for interaction between the electron donor proteins and a luminal surface helix of the PsaB subunit
15. Oxidizing side of the cyanobacterial PS I: Mutational analysis of the luminal H loop of the PsaB subunit
16. A 'parallel plate' electrostatic model for bimolecular rate constants applied to electron transfer proteins
17. Interaction of plastocyanin with Photosystem I: A chemical cross-linking study of the polypeptide that binds plastocyanin
18. Function and organization of Photosystem I in a cyanobacterial mutant strain that lacks PsaF and PsaJ subunits