Reviewed, UniProtKB/Swiss-Prot Q73ZL4 (AHPD_MYCPA)

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:	MAP_1588c

Organism

Mycobacterium paratuberculosis [Complete proteome] [HAMAP]

Taxonomic identifier

1770 [NCBI]

Taxonomic lineage

Bacteria › Actinobacteria › Actinobacteridae › Actinomycetales › Corynebacterineae › Mycobacteriaceae › Mycobacterium › Mycobacterium avium complex (MAC)

Protein attributes

Sequence length	178 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
Subunit structure	Homotrimer By similarity. 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 – 178	178	Alkyl hydroperoxide reductase ahpD HAMAP MF_01676		PRO_0000359499
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)
	Q73ZL4-1 [UniParc]. Last modified July 5, 2004. Version 1. Checksum: 43903FDFE05AE9D3	FASTA	178	18,842
	10 20 30 40 50 60 MSVENLKEAL PEYAKDLKLN LGSITRTTEL NEEQLWGTLL ASAAATRNTQ VLTEIGAEAA 70 80 90 100 110 120 DTLSAEAYHA ALGAASVMAM NNVFYRGRGF LDGKYDDLRA GLRMNIIGNP GVEKANFELW 130 140 150 160 170 CFAVSAINGC PDCVASHEHT LREAGVSRET IQEALKAAAI ISGVAQAIVA SQTLATAG

References

[1]

"The complete genome sequence of Mycobacterium avium subspecies paratuberculosis." Li L., Bannantine J.P., Zhang Q., Amonsin A., May B.J., Alt D., Banerji N., Kanjilal S., Kapur V. Proc. Natl. Acad. Sci. U.S.A. 102:12344-12349(2005) [PubMed: 16116077] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC BAA-968 / K-10.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE016958 Genomic DNA. Translation: AAS03905.1.
RefSeq	NP_960522.1.
3D structure databases
HSSP	HSSP built from PDB template 1ME5 based on UniProtKB P0A5N4.
SMR	Q73ZL4. Positions 2-175.
ModBase	Search...
Protein family/group databases
PeroxiBase	4582. MavpAhpD.
Genome annotation databases
GeneID	2721001.
GenomeReviews	Gene locus MAP_1588c in contig AE016958_GR.
KEGG	mpa:MAP1588c.
NMPDR	fig|262316.1.peg.1588.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG414634.
OMA	RAGLRMN.
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_MYCPA

Accession

Primary (citable) accession number: Q73ZL4

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 20, 2009
Last sequence update:	July 5, 2004
Last modified:	February 9, 2010
This is version 32 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)