ID Q2JI98_SYNJB Unreviewed; 160 AA.
AC Q2JI98;
DT 07-MAR-2006, integrated into UniProtKB/TrEMBL.
DT 07-MAR-2006, sequence version 1.
DT 27-MAR-2024, entry version 94.
DE SubName: Full=Phycocyanin, alpha subunit {ECO:0000313|EMBL:ABD03664.1};
GN Name=cpcA-2 {ECO:0000313|EMBL:ABD03664.1};
GN OrderedLocusNames=CYB_2738 {ECO:0000313|EMBL:ABD03664.1};
OS Synechococcus sp. (strain JA-2-3B'a(2-13)) (Cyanobacteria bacterium
OS Yellowstone B-Prime).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Synechococcales; Synechococcaceae;
OC Synechococcus.
OX NCBI_TaxID=321332 {ECO:0000313|EMBL:ABD03664.1, ECO:0000313|Proteomes:UP000001938};
RN [1] {ECO:0000313|EMBL:ABD03664.1, ECO:0000313|Proteomes:UP000001938}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JA-2-3B'a(2-13) {ECO:0000313|Proteomes:UP000001938};
RX PubMed=18059494; DOI=10.1038/ismej.2007.46;
RA Bhaya D., Grossman A.R., Steunou A.S., Khuri N., Cohan F.M., Hamamura N.,
RA Melendrez M.C., Bateson M.M., Ward D.M., Heidelberg J.F.;
RT "Population level functional diversity in a microbial community revealed by
RT comparative genomic and metagenomic analyses.";
RL ISME J. 1:703-713(2007).
CC -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane
CC {ECO:0000256|ARBA:ARBA00004445, ECO:0000256|RuleBase:RU004438};
CC Peripheral membrane protein {ECO:0000256|ARBA:ARBA00004445,
CC ECO:0000256|RuleBase:RU004438}; Cytoplasmic side
CC {ECO:0000256|ARBA:ARBA00004445, ECO:0000256|RuleBase:RU004438}.
CC Membrane {ECO:0000256|ARBA:ARBA00004287}; Peripheral membrane protein
CC {ECO:0000256|ARBA:ARBA00004287}; Cytoplasmic side
CC {ECO:0000256|ARBA:ARBA00004287}.
CC -!- SIMILARITY: Belongs to the phycobiliprotein family.
CC {ECO:0000256|ARBA:ARBA00008182, ECO:0000256|RuleBase:RU004438}.
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DR EMBL; CP000240; ABD03664.1; -; Genomic_DNA.
DR RefSeq; WP_011434281.1; NC_007776.1.
DR AlphaFoldDB; Q2JI98; -.
DR STRING; 321332.CYB_2738; -.
DR KEGG; cyb:CYB_2738; -.
DR eggNOG; ENOG502Z85C; Bacteria.
DR HOGENOM; CLU_104219_2_0_3; -.
DR OrthoDB; 466183at2; -.
DR Proteomes; UP000001938; Chromosome.
DR GO; GO:0030089; C:phycobilisome; IEA:UniProtKB-KW.
DR GO; GO:0031676; C:plasma membrane-derived thylakoid membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW.
DR Gene3D; 1.10.490.20; Phycocyanins; 1.
DR InterPro; IPR009050; Globin-like_sf.
DR InterPro; IPR012128; Phycobilisome_asu/bsu.
DR InterPro; IPR038719; Phycobilisome_asu/bsu_sf.
DR PANTHER; PTHR34011:SF4; C-PHYCOCYANIN ALPHA SUBUNIT; 1.
DR PANTHER; PTHR34011; PHYCOBILISOME 32.1 KDA LINKER POLYPEPTIDE, PHYCOCYANIN-ASSOCIATED, ROD 2-RELATED; 1.
DR Pfam; PF00502; Phycobilisome; 1.
DR PIRSF; PIRSF000081; Phycocyanin; 1.
DR SUPFAM; SSF46458; Globin-like; 1.
PE 3: Inferred from homology;
KW Antenna complex {ECO:0000256|RuleBase:RU004438};
KW Bile pigment {ECO:0000256|ARBA:ARBA00023307,
KW ECO:0000256|RuleBase:RU004438};
KW Chromophore {ECO:0000256|ARBA:ARBA00022991, ECO:0000256|RuleBase:RU004438};
KW Electron transport {ECO:0000256|ARBA:ARBA00022982,
KW ECO:0000256|RuleBase:RU004438}; Membrane {ECO:0000256|RuleBase:RU004438};
KW Photosynthesis {ECO:0000256|RuleBase:RU004438};
KW Phycobilisome {ECO:0000256|RuleBase:RU004438};
KW Reference proteome {ECO:0000313|Proteomes:UP000001938};
KW Thylakoid {ECO:0000256|RuleBase:RU004438};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU004438}.
FT BINDING 82
FT /ligand="(2R,3E)-phycocyanobilin"
FT /ligand_id="ChEBI:CHEBI:85275"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000081-1"
SQ SEQUENCE 160 AA; 17443 MW; 46E2D53D5F3E9B0E CRC64;
MQTPIVDAIA TADSQGRYLS NSELQAINGR FQRAAASMEA ARVLSSRADE LVRGATEAVY
AKFPYTTQPG GQCHTQAGKD KCARDVRHYL RYITYCLVAG GTGPLDEYQL AGIREINAAF
ELSPSWFIEA LRYIKANHGL TGQAATEANT YIDYAINALS
//
