Reviewed, UniProtKB/Swiss-Prot Q0BUC5 (AHPD_GRABC)

Names and origin

Protein names

Recommended name:
    Alkyl hydroperoxide reductase ahpD
    EC=1.11.1.15
Alternative name(s):
    Alkylhydroperoxidase ahpD

Gene names

Name:	ahpD
Ordered Locus Names:	GbCGDNIH1_0679

Organism

Granulibacter bethesdensis (strain ATCC BAA-1260 / CGDNIH1) [Complete proteome] [HAMAP]

Taxonomic identifier

391165 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhodospirillales › Acetobacteraceae › Granulibacter

Protein attributes

Sequence length	175 AA.
Sequence status	Complete.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Antioxidant protein with alkyl hydroperoxidase activity. Required for the reduction of the ahpC active site cysteine residues and for the regeneration of the ahpC enzyme activity By similarity. HAMAP MF_01676
Catalytic activity	2 R'-SH + ROOH = R'-S-S-R' + H2O + ROH. HAMAP MF_01676
Sequence similarities	Belongs to the ahpD family.

Ontologies

Keywords
Domain	Redox-active center
Molecular function	Antioxidant Oxidoreductase Peroxidase
PTM	Disulfide bond
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	alkyl hydroperoxide reductase activity Inferred from electronic annotation. Source: HAMAP peroxiredoxin 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 – 175	175	Alkyl hydroperoxide reductase ahpD HAMAP MF_01676		PRO_0000359491
Sites
	Active site	130	1	Proton donor By similarity
	Active site	133	1	Cysteine sulfenic acid (-SOH) intermediate By similarity
Amino acid modifications
	Disulfide bond	130 ↔ 133		Alternate By similarity
	Disulfide bond	133		Interchain (with ahpC); in linked form By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q0BUC5-1 [UniParc]. Last modified January 20, 2009. Version 2. Checksum: ADAC7F9710210FB4	FASTA	175	18,531
	10 20 30 40 50 60 MSIENLKNAL PEYAKDLKLN LGSLANEDVL NQQQKAGTFI ASALASRSNL VTSAILAEFG 70 80 90 100 110 120 PQLSAEALAA AKAAAAIMGM NNVYYRFVHL VGGDYANLPA RLRMNVMAKP GVDKVDFELW 130 140 150 160 170 SLAVSAINGC GMCMESHEKI VRQNGLTQEQ VQAAIRIAAT VHAVAATLDG EAALS

References

[1]

"Genome sequence analysis of the emerging human pathogenic acetic acid bacterium Granulibacter bethesdensis." Greenberg D.E., Porcella S.F., Zelazny A.M., Virtaneva K., Sturdevant D.E., Kupko J.J. III, Barbian K.D., Babar A., Dorward D.W., Holland S.M. J. Bacteriol. 189:8727-8736(2007) [PubMed: 17827295] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000394 Genomic DNA. Translation: ABI61577.1. Different initiation.
RefSeq	YP_744500.1.
3D structure databases
ModBase	Search...
Protein-protein interaction databases
STRING	Q0BUC5.
Protein family/group databases
PeroxiBase	4629. GbeAhpD.
Genome annotation databases
GeneID	4275329.
GenomeReviews	Gene locus GbCGDNIH1_0679 in contig CP000394_GR.
KEGG	gbe:GbCGDNIH1_0679.
NMPDR	fig|391165.8.peg.683.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG2128.
HOGENOM	HBG414634.
Family and domain databases
HAMAP	MF_01676. AhpD. [Tree]
InterPro	IPR004674. AhpD. IPR004675. AhpD_core. IPR003779. CMD. [Graphical view]
Pfam	PF02627. CMD. 1 hit. [Graphical view]
TIGRFAMs	TIGR00777. ahpD. 1 hit. TIGR00778. ahpD_dom. 1 hit.
ProtoNet	Search...

Entry information

Entry name

AHPD_GRABC

Accession

Primary (citable) accession number: Q0BUC5

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 20, 2009
Last sequence update:	January 20, 2009
Last modified:	February 9, 2010
This is version 25 of the entry and version 2 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

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