Reviewed, UniProtKB/Swiss-Prot Q07I00 (AHPD_RHOP5)

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:	RPE_4514

Organism

Rhodopseudomonas palustris (strain BisA53) [Complete proteome] [HAMAP]

Taxonomic identifier

316055 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Bradyrhizobiaceae › Rhodopseudomonas

Protein attributes

Sequence length	181 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
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.
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 – 181	181	Alkyl hydroperoxide reductase ahpD HAMAP MF_01676		PRO_0000359504
Sites
	Active site	131	1	Proton donor By similarity
	Active site	134	1	Cysteine sulfenic acid (-SOH) intermediate By similarity
Amino acid modifications
	Disulfide bond	131 ↔ 134		Alternate By similarity
	Disulfide bond	134		Interchain (with ahpC); in linked form By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q07I00-1 [UniParc]. Last modified October 31, 2006. Version 1. Checksum: 48060DE078C876B3	FASTA	181	18,931
	10 20 30 40 50 60 MTIEVLKERI PDFAKDVRLN LSSMASDETL GEQTKYGLLV ATAIATRNVE VIAAIEAEAA 70 80 90 100 110 120 GKLSPAALGA AKSAAAIMAM NNVYYRFVHL ASNKDYATMP ARLRMNVIAN PGVDKADFEL 130 140 150 160 170 180 WSLAVSAING CGMCIDSHEK VLLQAGVSTA AIQTAVRFAA IMQSVAVSIE AGAASLAVAA E

References

[1]

"Complete sequence of Rhodopseudomonas palustris BisA53." Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M. , Hauser L., Pelletier D.A., Kyrpides N., Kim E., Harwood C.S., Oda Y., Richardson P. Submitted (SEP-2006) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000463 Genomic DNA. Translation: ABJ08434.1.
RefSeq	YP_783414.1.
3D structure databases
ModBase	Search...
Protein-protein interaction databases
STRING	Q07I00.
Protein family/group databases
PeroxiBase	4637. RpAhpD_BisA53.
Genome annotation databases
GeneID	4362215.
GenomeReviews	Gene locus RPE_4514 in contig CP000463_GR.
KEGG	rpe:RPE_4514.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q07I00.
OMA	MAMNNVY.
Family and domain databases
HAMAP	MF_01676. [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_RHOP5

Accession

Primary (citable) accession number: Q07I00

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 20, 2009
Last sequence update:	October 31, 2006
Last modified:	November 3, 2009
This is version 20 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)