ID L0TFZ5_TECGR Unreviewed; 81 AA. AC L0TFZ5; DT 06-MAR-2013, integrated into UniProtKB/TrEMBL. DT 06-MAR-2013, sequence version 1. DT 07-SEP-2016, entry version 23. DE RecName: Full=Photosystem I iron-sulfur center {ECO:0000256|HAMAP-Rule:MF_01303}; DE EC=1.97.1.12 {ECO:0000256|HAMAP-Rule:MF_01303}; DE AltName: Full=9 kDa polypeptide {ECO:0000256|HAMAP-Rule:MF_01303}; DE AltName: Full=PSI-C {ECO:0000256|HAMAP-Rule:MF_01303}; DE AltName: Full=Photosystem I subunit VII {ECO:0000256|HAMAP-Rule:MF_01303}; DE AltName: Full=PsaC {ECO:0000256|HAMAP-Rule:MF_01303}; GN Name=psaC {ECO:0000256|HAMAP-Rule:MF_01303, GN ECO:0000313|EMBL:CCP47184.1}; GN ORFNames=BN828_cpI1090 {ECO:0000313|EMBL:CCP47184.1}, BN828_cpII1090 GN {ECO:0000313|EMBL:CCP47273.1}, BN828_cpIII1090 GN {ECO:0000313|EMBL:CCP47362.1}; OS Tectona grandis (Teak). OG Plastid; Chloroplast {ECO:0000313|EMBL:CCP47184.1}. OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; OC Spermatophyta; Magnoliophyta; eudicotyledons; Gunneridae; OC Pentapetalae; asterids; lamiids; Lamiales; Lamiaceae; OC Lamiaceae incertae sedis; Tectona. OX NCBI_TaxID=41396 {ECO:0000313|EMBL:CCP47184.1}; RN [1] {ECO:0000313|EMBL:CCP47184.1} RP NUCLEOTIDE SEQUENCE. RA Volkaert H.A.; RT "Chloroplast DNA sequence of teak (Tectona grandis L. f.) and its RT diversity."; RL Submitted (NOV-2012) to the EMBL/GenBank/DDBJ databases. CC -!- FUNCTION: Apoprotein for the two 4Fe-4S centers FA and FB of CC photosystem I (PSI); essential for photochemical activity. FB is CC the terminal electron acceptor of PSI, donating electrons to CC ferredoxin. The C-terminus interacts with PsaA/B/D and helps CC assemble the protein into the PSI complex. Required for binding of CC PsaD and PsaE to PSI. PSI is a plastocyanin-ferredoxin CC oxidoreductase, converting photonic excitation into a charge CC separation, which transfers an electron from the donor P700 CC chlorophyll pair to the spectroscopically characterized acceptors CC A0, A1, FX, FA and FB in turn. {ECO:0000256|HAMAP-Rule:MF_01303}. CC -!- CATALYTIC ACTIVITY: Reduced plastocyanin + oxidized ferredoxin + CC light = oxidized plastocyanin + reduced ferredoxin. CC {ECO:0000256|HAMAP-Rule:MF_01303}. CC -!- COFACTOR: CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883; CC Evidence={ECO:0000256|HAMAP-Rule:MF_01303}; CC Note=Binds 2 [4Fe-4S] clusters. Cluster 2 is most probably the CC spectroscopically characterized electron acceptor FA and cluster 1 CC is most probably FB. {ECO:0000256|HAMAP-Rule:MF_01303}; CC -!- SUBUNIT: The eukaryotic PSI reaction center is composed of at CC least 11 subunits. {ECO:0000256|HAMAP-Rule:MF_01303}. CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane CC {ECO:0000256|HAMAP-Rule:MF_01303}; Peripheral membrane protein CC {ECO:0000256|HAMAP-Rule:MF_01303}; Stromal side CC {ECO:0000256|HAMAP-Rule:MF_01303}. CC -!- SIMILARITY: Contains 2 4Fe-4S ferredoxin-type domains. CC {ECO:0000256|HAMAP-Rule:MF_01303}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; HF567869; CCP47184.1; -; Genomic_DNA. DR EMBL; HF567870; CCP47273.1; -; Genomic_DNA. DR EMBL; HF567871; CCP47362.1; -; Genomic_DNA. DR RefSeq; YP_007353966.1; NC_020098.1. DR SMR; L0TFZ5; 2-81. DR GeneID; 14468448; -. DR GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell. DR GO; GO:0009522; C:photosystem I; IEA:UniProtKB-KW. DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW. DR GO; GO:0009055; F:electron carrier activity; IEA:UniProtKB-HAMAP. DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW. DR GO; GO:0016491; F:oxidoreductase activity; IEA:UniProtKB-KW. DR GO; GO:0009773; P:photosynthetic electron transport in photosystem I; IEA:InterPro. DR HAMAP; MF_01303; PSI_PsaC; 1. DR InterPro; IPR017896; 4Fe4S_Fe-S-bd. DR InterPro; IPR017900; 4Fe4S_Fe_S_CS. DR InterPro; IPR017491; PSI_PsaC. DR TIGRFAMs; TIGR03048; PS_I_psaC; 1. DR PROSITE; PS00198; 4FE4S_FER_1; 2. DR PROSITE; PS51379; 4FE4S_FER_2; 2. PE 3: Inferred from homology; KW 4Fe-4S {ECO:0000256|HAMAP-Rule:MF_01303}; KW Chloroplast {ECO:0000313|EMBL:CCP47184.1}; KW Electron transport {ECO:0000256|HAMAP-Rule:MF_01303}; KW Iron {ECO:0000256|HAMAP-Rule:MF_01303}; KW Iron-sulfur {ECO:0000256|HAMAP-Rule:MF_01303}; KW Membrane {ECO:0000256|HAMAP-Rule:MF_01303}; KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_01303}; KW Oxidoreductase {ECO:0000256|HAMAP-Rule:MF_01303}; KW Photosynthesis {ECO:0000256|HAMAP-Rule:MF_01303}; KW Photosystem I {ECO:0000256|HAMAP-Rule:MF_01303}; KW Plastid {ECO:0000313|EMBL:CCP47184.1}; KW Repeat {ECO:0000256|HAMAP-Rule:MF_01303}; KW Thylakoid {ECO:0000256|HAMAP-Rule:MF_01303}; KW Transport {ECO:0000256|HAMAP-Rule:MF_01303}. FT DOMAIN 1 31 4Fe-4S ferredoxin-type. FT {ECO:0000259|PROSITE:PS51379}. FT DOMAIN 39 68 4Fe-4S ferredoxin-type. FT {ECO:0000259|PROSITE:PS51379}. FT METAL 11 11 Iron-sulfur 1 (4Fe-4S). FT {ECO:0000256|HAMAP-Rule:MF_01303}. FT METAL 14 14 Iron-sulfur 1 (4Fe-4S). FT {ECO:0000256|HAMAP-Rule:MF_01303}. FT METAL 17 17 Iron-sulfur 1 (4Fe-4S). FT {ECO:0000256|HAMAP-Rule:MF_01303}. FT METAL 21 21 Iron-sulfur 2 (4Fe-4S). FT {ECO:0000256|HAMAP-Rule:MF_01303}. FT METAL 48 48 Iron-sulfur 2 (4Fe-4S). FT {ECO:0000256|HAMAP-Rule:MF_01303}. FT METAL 51 51 Iron-sulfur 2 (4Fe-4S). FT {ECO:0000256|HAMAP-Rule:MF_01303}. FT METAL 54 54 Iron-sulfur 2 (4Fe-4S). FT {ECO:0000256|HAMAP-Rule:MF_01303}. FT METAL 58 58 Iron-sulfur 1 (4Fe-4S). FT {ECO:0000256|HAMAP-Rule:MF_01303}. SQ SEQUENCE 81 AA; 9038 MW; 68071DB57FC603BF CRC64; MSHSVKIYDT CIGCTQCVRA CPTDVLEMIP WDGCKAKQIA SAPRTEDCVG CKRCESACPT DFLSVRVYLW HETTRSMGLA Y //