ID   PSBA_ANTSP     STANDARD;      PRT;   360 AA.
AC   P24625;
DT   01-MAR-1992 (REL. 21, CREATED)
DT   01-MAR-1992 (REL. 21, LAST SEQUENCE UPDATE)
DT   01-MAR-1992 (REL. 21, LAST ANNOTATION UPDATE)
DE   PHOTOSYSTEM Q(B) PROTEIN (32K THYLAKOID MEMBRANE PROTEIN PRECURSOR)
DE   (PROTEIN D1).
GN   PSBA.
OS   ANTITHAMNION SP.
OG   CHLOROPLAST.
OC   EUKARYOTA; PLANTA; PHYCOPHYTA; RHODOPHYCEAE (RED ALGAE).
RN   [1]
RP   SEQUENCE FROM N.A.
RC   STRAIN=LB 95.79;
RM   92035067
RA   WINHAUER T., JAEGER S., VALENTIN K., ZETSCHE K.;
RL   CURR. GENET. 20:177-180(1991).
CC   -!- FUNCTION: THIS IS ONE OF THE TWO REACTION CENTRE PROTEINS OF THE
CC       PHOTOSYSTEM II.
CC   -!- SUBCELLULAR LOCATION: TIGHTLY BOUND TO THYLAKOID MEMBRANE.
CC   -!- THE SYNTHESIS OF THIS PROTEIN IS REGULATED BY LIGHT.
CC   -!- THE HERBICIDE ATRAZINE BINDS TO PHOTOSYSTEM Q(B) PROTEIN & BLOCKS
CC       THE ELECTRON TRANSPORT.
CC   -!- SIMILARITY: BACTERIAL REACTION CENTER L AND M CHAINS, AND PLANTS
CC       PHOTOSYSTEM II D1 AND D2 PROTEINS ARE RELATED.
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DR   EMBL; X55364; ASRPSBA.
DR   PROSITE; PS00244; REACTION_CENTER.
KW   TRANSMEMBRANE; ELECTRON TRANSPORT; THYLAKOID MEMBRANE; PHOTOSYSTEM II;
KW   CHLOROPLAST; HERBICIDE RESISTANCE; IRON.
FT   TRANSMEM     36     56       BY SIMILARITY.
FT   TRANSMEM    109    129       BY SIMILARITY.
FT   TRANSMEM    141    164       BY SIMILARITY.
FT   TRANSMEM    192    218       BY SIMILARITY.
FT   TRANSMEM    269    289       BY SIMILARITY.
FT   METAL       215    215       IRON (NON HAEM) (BY SIMILARITY).
FT   METAL       272    272       IRON (NON HAEM) (BY SIMILARITY).
SQ   SEQUENCE   360 AA;  39680 MW;  672768 CN;
     MTATLERRES ASLWARFCTW ITMNENRLYI GWFGVVMIPT LLTATSVFII ACFAAPPVDI
     DGIREPVAGS LLYGNNIISG AIIPSSAAIG IHFYPIWEAA SLDEWLYNGG PYQLIVLHFL
     LGVCCYIGRE WEFSYRLGMR PWISVAFTAP VVAASAVFLV YPIGQGSFSD GMPLGISGTF
     NFMLVFQAEH NILMHPLHQL GVAGVFGGSL FSAMHGSLVT SSLIRETTEN ESANNGYKFG
     QEEETYNIVA AHGYFGRLIF QYASFNNSRS LHFFLGLWPV VGIWFTSMSV STMAFNLNGF
     NFNQSVVDSQ GRVINTWADI LNRANLGMEV MHERNAHNFP LDLASNESLP LALVAPAING
//