Q31BD0 (PCYA_PROM9) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Phycocyanobilin:ferredoxin oxidoreductase
EC=1.3.7.5

Gene names

Name:	pcyA
Ordered Locus Names:	PMT9312_0755

Organism

Prochlorococcus marinus (strain MIT 9312) [Complete proteome] [HAMAP]

Taxonomic identifier

74546 [NCBI]

Taxonomic lineage

Bacteria › Cyanobacteria › Prochlorophytes › Prochlorococcaceae › Prochlorococcus

Protein attributes

Sequence length	241 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	Catalyzes the four-electron reduction of biliverdin IX-alpha (2-electron reduction at both the A and D rings); the reaction proceeds via an isolatable 2-electron intermediate, 181,182-dihydrobiliverdin By similarity. HAMAP MF_00618
Catalytic activity	(3Z)-phycocyanobilin + oxidized ferredoxin = biliverdin IX-alpha + reduced ferredoxin. HAMAP MF_00618
Sequence similarities	Belongs to the HY2 family.

Ontologies

Keywords
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	phytochromobilin biosynthetic process Inferred from electronic annotation. Source: InterPro
Molecular function	cobalt ion binding Inferred from electronic annotation. Source: InterPro phycocyanobilin:ferredoxin oxidoreductase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 241	241	Phycocyanobilin:ferredoxin oxidoreductase HAMAP MF_00618		PRO_1000190497

Sequences

	Sequence		Length	Mass (Da)
	Q31BD0 [UniParc]. Last modified December 6, 2005. Version 1. Checksum: EC1249B89FC7CF59	FASTA	241	28,265
	10 20 30 40 50 60 MLSESLTKTK LTDPLILELL QNIREHRSML EDLKSIKVDP ELSNIISNEI GRELYIENEF 70 80 90 100 110 120 HKARGFRKLH IEVAEFSKNL KILHCVFFPD PKFDIPIFGM DLVKINDIVS AAIVDLSPAS 130 140 150 160 170 180 QNQGVKYEKF LSKVDKSSFT SLREIPKWGE IFSENVFFAS LKSKSEENDF CKVVDEYLSI 190 200 210 220 230 240 LIKLSKEAKP EFKEEIIKER KNYQKNYCVQ QMKNEKTSMV LLKYFDEKWV NNYIKTVLFD F

References

[1]

"Complete sequence of Prochlorococcus marinus str. MIT 9312." Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T., Hammon N., Israni S., Pitluck S., Thiel J., Schmutz J., Larimer F., Land M., Kyrpides N., Lykidis A., Richardson P. Submitted (JUL-2005) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: MIT 9312.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000111 Genomic DNA. Translation: ABB49815.1.
RefSeq	YP_397251.1. NC_007577.1.
3D structure databases
HSSP	HSSP built from PDB template 2D1E based on UniProtKB Q55891.
ProteinModelPortal	Q31BD0.
ModBase	Search...
Protein-protein interaction databases
STRING	Q31BD0.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	3765555.
GenomeReviews	Gene locus PMT9312_0755 in contig CP000111_GR.
KEGG	pmi:PMT9312_0755.
PATRIC	23005250. VBIProMar70153_0804.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	NOG27460.
HOGENOM	HBG561233.
OMA	NDKTRRV.
PhylomeDB	Q31BD0.
ProtClustDB	PRK02816.
Enzyme and pathway databases
BioCyc	PMAR74546:PMT9312_0755-MONOMER.
Family and domain databases
HAMAP	MF_00618. Ferredoxin_bilin_red. [Tree]
InterPro	IPR009249. Ferredoxin-dep_bilin_Rdtase. IPR022870. Ferredoxin_bilin_OxRdtase. [Graphical view]
KO	K05371.
Pfam	PF05996. Fe_bilin_red. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

PCYA_PROM9

Accession

Primary (citable) accession number: Q31BD0

Entry history

Integrated into UniProtKB/Swiss-Prot:	July 28, 2009
Last sequence update:	December 6, 2005
Last modified:	January 25, 2012
This is version 39 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program