PSAG_SPIOL
ID PSAG_SPIOL Reviewed; 167 AA.
AC P12357;
DT 01-OCT-1989, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-1989, sequence version 1.
DT 25-MAY-2022, entry version 104.
DE RecName: Full=Photosystem I reaction center subunit V, chloroplastic;
DE AltName: Full=PSI-G;
DE AltName: Full=Photosystem I 9 kDa protein;
DE Flags: Precursor;
GN Name=PSAG;
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 [MRNA], AND PARTIAL PROTEIN SEQUENCE.
RX PubMed=3049152; DOI=10.1016/0014-5793(88)80205-9;
RA Steppuhn J., Hermans J., Nechushtai R., Ljungberg U., Thuemmler F.,
RA Lottspeich F., Herrmann R.G.;
RT "Nucleotide sequence of cDNA clones encoding the entire precursor
RT polypeptides for subunits IV and V of the photosystem I reaction center
RT from spinach.";
RL FEBS Lett. 237:218-224(1988).
CC -!- FUNCTION: Not yet known.
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC {ECO:0000305}; Multi-pass membrane protein {ECO:0000305}.
CC -!- SIMILARITY: Belongs to the PsaG/PsaK 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; X13134; CAA31524.1; -; mRNA.
DR PIR; S00452; F1SP5.
DR PDB; 2O01; X-ray; 3.40 A; G=73-167.
DR PDB; 2WSC; X-ray; 3.30 A; G=1-167.
DR PDB; 2WSE; X-ray; 3.49 A; G=1-167.
DR PDB; 2WSF; X-ray; 3.48 A; G=1-167.
DR PDB; 4XK8; X-ray; 2.80 A; G/g=70-164.
DR PDBsum; 2O01; -.
DR PDBsum; 2WSC; -.
DR PDBsum; 2WSE; -.
DR PDBsum; 2WSF; -.
DR PDBsum; 4XK8; -.
DR AlphaFoldDB; P12357; -.
DR SMR; P12357; -.
DR PRIDE; P12357; -.
DR EvolutionaryTrace; P12357; -.
DR GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0009522; C:photosystem I; IEA:UniProtKB-KW.
DR GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW.
DR DisProt; DP00984; -.
DR Gene3D; 1.10.286.40; -; 1.
DR InterPro; IPR017494; PSI_PsaG.
DR InterPro; IPR000549; PSI_PsaG/PsaK.
DR InterPro; IPR023618; PSI_PsaG/PsaK_dom.
DR InterPro; IPR016370; PSI_PsaG/PsaK_pln.
DR PANTHER; PTHR34195; PTHR34195; 1.
DR Pfam; PF01241; PSI_PSAK; 1.
DR PIRSF; PIRSF002912; PSI_PsaK; 1.
DR TIGRFAMs; TIGR03051; PS_I_psaG_plant; 1.
DR PROSITE; PS01026; PHOTOSYSTEM_I_PSAGK; 1.
PE 1: Evidence at protein level;
KW 3D-structure; Chloroplast; Direct protein sequencing; Membrane;
KW Photosynthesis; Photosystem I; Plastid; Thylakoid; Transit peptide;
KW Transmembrane; Transmembrane helix.
FT TRANSIT 1..69
FT /note="Chloroplast"
FT CHAIN 70..167
FT /note="Photosystem I reaction center subunit V,
FT chloroplastic"
FT /id="PRO_0000029390"
FT TRANSMEM 75..95
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 137..157
FT /note="Helical"
FT /evidence="ECO:0000255"
FT REGION 1..32
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT HELIX 73..90
FT /evidence="ECO:0007829|PDB:4XK8"
FT HELIX 93..102
FT /evidence="ECO:0007829|PDB:4XK8"
FT STRAND 105..109
FT /evidence="ECO:0007829|PDB:2WSC"
FT TURN 112..116
FT /evidence="ECO:0007829|PDB:4XK8"
FT HELIX 118..120
FT /evidence="ECO:0007829|PDB:4XK8"
FT HELIX 124..127
FT /evidence="ECO:0007829|PDB:4XK8"
FT STRAND 131..133
FT /evidence="ECO:0007829|PDB:4XK8"
FT HELIX 137..159
FT /evidence="ECO:0007829|PDB:4XK8"
SQ SEQUENCE 167 AA; 18215 MW; E1C6DF578FBDBE99 CRC64;
MAAATASLSS TLLAPCSSKQ PQPQQQHQHQ QLKCKSFSGL RPLKLNISSN NSSSSLSMSS
ARRSMTCRAE LSPSLVISLS TGLSLFLGRF VFFNFQRENM AKQVPEQNGM SHFEAGDTRA
KEYVSLLKSN DPVGFNIVDV LAWGSIGHIV AYYILATASN GYDPSFF
