Reviewed, UniProtKB/Swiss-Prot Q52671 (SOXB_RHOCA)

Names and origin

Protein names	Recommended name:     Sarcosine oxidase subunit beta       Short name=Sarcosine oxidase subunit B     EC=1.5.3.1
Organism	Rhodobacter capsulatus (Rhodopseudomonas capsulata)
Taxonomic identifier	1061 [NCBI]
Taxonomic lineage	Bacteria › Proteobacteria › Alphaproteobacteria › Rhodobacterales › Rhodobacteraceae › Rhodobacter

Protein attributes

Sequence length	208 AA.
Sequence status	Fragment.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Catalyzes the oxidative demethylation of sarcosine to yield glycine, hydrogen peroxide and 5,10-methylenetetrahydrofolate By similarity.
Catalytic activity	Sarcosine + H2O + O2 = glycine + formaldehyde + H2O2.
Cofactor	Binds 1 FMN covalently By similarity. FAD By similarity.
Subcellular location	Cytoplasm By similarity.
Sequence similarities	Belongs to the soxB family.

Ontologies

Keywords
Cellular component	Cytoplasm
Ligand	FAD FMN Flavoprotein
Molecular function	Oxidoreductase
Gene Ontology (GO)
Biological process	oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	sarcosine oxidase 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 – ›208	›208	Sarcosine oxidase subunit beta		PRO_0000072046
Regions
	Nucleotide binding	35 – 49	15	FAD By similarity
Experimental info
	Non-terminal residue	208	1

Sequences

	Sequence		Length	Mass (Da)
	Q52671-1 [UniParc]. Last modified November 1, 1996. Version 1. Checksum: CC96090AE747F426	FASTA	208	23,246
	10 20 30 40 50 60 MRRYSIFAVA REALRYHSGW EKAWASPEPK KRYDVIVVGA GGHGLATAYY LGKVHGIKNV 70 80 90 100 110 120 AIIEKGWLGG GNTGRNTTII RSNYLQDPSA AIYEKARSLY EGLSQDLNYN VMFSPRGLLM 130 140 150 160 170 180 LAQSEHEMRG YKRTVYANNL QNVETRWIEP KEVKKLVPIL NIAGPRYPVL GALLQEKGGT 190 200 ARHDAVAWGY ARACSDMGMD LLQNTEVT

References

[1]	"Rhodobacter capsulatus cycH: a bipartite gene that affects differentially the biogenesis of various c-type cytochromes." Lang S.E., Jenney F.E. Jr., Daldal F. Submitted (JAN-1996) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA]. Strain: MT1131.

Cross-references

Sequence databases
EMBLGenBankDDBJ	U46071 Genomic DNA. Translation: AAB01814.1.
3D structure databases
ModBase	Search...
Enzyme and pathway databases
BRENDA	1.5.3.1. 567.
Family and domain databases
InterPro	IPR006076. FAD-dep_OxRdtase. [Graphical view]
Pfam	PF01266. DAO. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

SOXB_RHOCA

Accession

Primary (citable) accession number: Q52671

Entry history

Integrated into UniProtKB/Swiss-Prot:	May 30, 2000
Last sequence update:	November 1, 1996
Last modified:	June 16, 2009
This is version 44 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)