ID PSAD_SPIOL Reviewed; 212 AA. AC P12353; Q43642; Q9S8Z2; Q9S8Z3; DT 01-OCT-1989, integrated into UniProtKB/Swiss-Prot. DT 26-SEP-2001, sequence version 2. DT 27-MAR-2024, entry version 114. DE RecName: Full=Photosystem I reaction center subunit II, chloroplastic; DE AltName: Full=Photosystem I 20 kDa subunit; DE Short=PSI-D; DE Flags: Precursor; GN Name=psaD; OS Spinacia oleracea (Spinach). OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae; OC Caryophyllales; Chenopodiaceae; Chenopodioideae; Anserineae; Spinacia. OX NCBI_TaxID=3562; RN [1] RP NUCLEOTIDE SEQUENCE. RC TISSUE=Seedling; RX PubMed=3066511; DOI=10.1007/bf00521277; RA Muench S., Ljungberg U., Steppuhn J., Schneiderbauer A., Nechushtai R., RA Beyreuther K., Herrmann R.G.; RT "Nucleotide sequences of cDNAs encoding the entire precursor polypeptides RT for subunits II and III of the photosystem I reaction center from RT spinach."; RL Curr. Genet. 14:511-518(1988). RN [2] RP NUCLEOTIDE SEQUENCE [MRNA]. RC TISSUE=Leaf; RX PubMed=3288500; DOI=10.1016/0014-5793(88)80752-x; RA Lagoutte B.; RT "Cloning and sequencing of spinach cDNA clones encoding the 20 kDa PS I RT polypeptide."; RL FEBS Lett. 232:275-280(1988). RN [3] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND INDUCTION. RC STRAIN=cv. Monatol; TISSUE=Seedling; RX PubMed=7920722; DOI=10.1046/j.1365-313x.1994.06030359.x; RA Flieger K., Wicke A., Herrmann R.G., Oelmueller R.; RT "Promoter and leader sequences of the spinach PsaD and PsaF genes direct an RT opposite light response in tobacco cotyledons: PsaD sequences downstream of RT the ATG codon are required for a positive light response."; RL Plant J. 6:359-368(1994). RN [4] RP SEQUENCE REVISION. RA Oelmueller R.; RL Submitted (AUG-1996) to the EMBL/GenBank/DDBJ databases. RN [5] RP PROTEIN SEQUENCE OF 51-63. RX PubMed=3049567; DOI=10.1093/oxfordjournals.jbchem.a122394; RA Oh-oka H., Takahashi Y., Kuriyama K., Saeki K., Matsubara H.; RT "The protein responsible for center A/B in spinach photosystem I: isolation RT with iron-sulfur cluster(s) and complete sequence analysis."; RL J. Biochem. 103:962-968(1988). RN [6] RP PARTIAL PROTEIN SEQUENCE, AND SUBCELLULAR LOCATION. RX PubMed=1374333; DOI=10.1111/j.1432-1033.1992.tb16888.x; RA Lagoutte B., Vallon O.; RT "Purification and membrane topology of PSI-D and PSI-E, two subunits of the RT photosystem I reaction center."; RL Eur. J. Biochem. 205:1175-1185(1992). CC -!- FUNCTION: PsaD can form complexes with ferredoxin and ferredoxin- CC oxidoreductase in photosystem I (PS I) reaction center. PSAD may encode CC the ferredoxin-docking protein. CC -!- INTERACTION: CC P12353; P00221: PETF; NbExp=2; IntAct=EBI-864919, EBI-864933; CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane CC {ECO:0000269|PubMed:1374333}; Peripheral membrane protein CC {ECO:0000269|PubMed:1374333}; Stromal side CC {ECO:0000269|PubMed:1374333}. CC -!- INDUCTION: By light. {ECO:0000269|PubMed:7920722}. CC -!- SIMILARITY: Belongs to the PsaD family. {ECO:0000305}. 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; X14017; CAA32182.1; -; mRNA. DR EMBL; Y00759; CAA68728.1; -; mRNA. DR EMBL; X77674; CAA54744.1; -; Genomic_DNA. DR PIR; S03016; A1SP2. DR PDB; 2O01; X-ray; 3.40 A; D=75-212. DR PDB; 2WSC; X-ray; 3.30 A; D=1-212. DR PDB; 2WSE; X-ray; 3.49 A; D=1-212. DR PDB; 2WSF; X-ray; 3.48 A; D=1-212. DR PDBsum; 2O01; -. DR PDBsum; 2WSC; -. DR PDBsum; 2WSE; -. DR PDBsum; 2WSF; -. DR AlphaFoldDB; P12353; -. DR SMR; P12353; -. DR IntAct; P12353; 1. DR OrthoDB; 37at2759; -. DR EvolutionaryTrace; P12353; -. DR Proteomes; UP001155700; Unplaced. DR GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell. DR GO; GO:0009538; C:photosystem I reaction center; IEA:InterPro. DR GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW. DR Gene3D; 3.30.1470.10; Photosystem I PsaD, reaction center subunit II; 1. DR InterPro; IPR003685; PsaD. DR InterPro; IPR036579; PsaD_sf. DR PANTHER; PTHR31982; PHOTOSYSTEM I REACTION CENTER SUBUNIT II-1, CHLOROPLASTIC-RELATED; 1. DR PANTHER; PTHR31982:SF5; PHOTOSYSTEM I REACTION CENTER SUBUNIT II-1, CHLOROPLASTIC-RELATED; 1. DR Pfam; PF02531; PsaD; 1. DR SUPFAM; SSF64234; Photosystem I subunit PsaD; 1. PE 1: Evidence at protein level; KW 3D-structure; Chloroplast; Direct protein sequencing; Membrane; KW Photosynthesis; Photosystem I; Plastid; Reference proteome; Thylakoid; KW Transit peptide. FT TRANSIT 1..50 FT /note="Chloroplast" FT /evidence="ECO:0000269|PubMed:3049567" FT CHAIN 51..212 FT /note="Photosystem I reaction center subunit II, FT chloroplastic" FT /id="PRO_0000029377" FT REGION 53..80 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 145..153 FT /note="Ferredoxin and ferredoxin-oxidoreductase binding" FT /evidence="ECO:0000255" FT CONFLICT 4..6 FT /note="ATQ -> GTP (in Ref. 3; CAA54744)" FT /evidence="ECO:0000305" FT CONFLICT 12 FT /note="P -> R (in Ref. 3; CAA54744)" FT /evidence="ECO:0000305" FT CONFLICT 22 FT /note="D -> E (in Ref. 3; CAA54744)" FT /evidence="ECO:0000305" FT CONFLICT 35..36 FT /note="VT -> LS (in Ref. 1; CAA32182)" FT /evidence="ECO:0000305" FT CONFLICT 45..47 FT /note="HHS -> LHT (in Ref. 3; CAA54744)" FT /evidence="ECO:0000305" FT CONFLICT 58 FT /note="A -> R (in Ref. 2; CAA68728)" FT /evidence="ECO:0000305" FT CONFLICT 60..61 FT /note="AA -> TP (in Ref. 1 and 5)" FT /evidence="ECO:0000305" FT CONFLICT 68..70 FT /note="PKG -> TKA (in Ref. 3; CAA54744)" FT /evidence="ECO:0000305" FT CONFLICT 91 FT /note="Missing (in Ref. 3; CAA54744)" FT /evidence="ECO:0000305" FT STRAND 89..91 FT /evidence="ECO:0007829|PDB:2WSC" FT STRAND 97..99 FT /evidence="ECO:0007829|PDB:2WSC" FT STRAND 103..105 FT /evidence="ECO:0007829|PDB:2WSC" FT STRAND 109..111 FT /evidence="ECO:0007829|PDB:2O01" FT TURN 116..119 FT /evidence="ECO:0007829|PDB:2WSC" FT STRAND 130..132 FT /evidence="ECO:0007829|PDB:2WSC" FT TURN 136..139 FT /evidence="ECO:0007829|PDB:2WSC" FT TURN 141..147 FT /evidence="ECO:0007829|PDB:2WSC" FT STRAND 148..150 FT /evidence="ECO:0007829|PDB:2O01" FT STRAND 155..157 FT /evidence="ECO:0007829|PDB:2WSC" FT TURN 168..170 FT /evidence="ECO:0007829|PDB:2WSC" FT STRAND 171..173 FT /evidence="ECO:0007829|PDB:2WSC" FT STRAND 175..177 FT /evidence="ECO:0007829|PDB:2WSC" FT STRAND 189..191 FT /evidence="ECO:0007829|PDB:2WSC" FT TURN 194..197 FT /evidence="ECO:0007829|PDB:2WSC" FT STRAND 206..208 FT /evidence="ECO:0007829|PDB:2O01" SQ SEQUENCE 212 AA; 23103 MW; BC5FF64D97A6570E CRC64; MAMATQATLF SPSSLSSAKP IDTRLTTSFK QPSAVTFASK PASRHHSIRA AAAAEGKAAA ATETKEAPKG FTPPELDPNT PSPIFAGSTG GLLRKAQVEE FYVITWESPK EQIFEMPTGG AAIMREGPNL LKLARKEQCL ALGTRLRSKY KIKYQFYRVF PSGEVQYLHP KDGVYPEKVN PGRQGVGLNM RSIGKNVSPI EVKFTGKQPY DL //