B6YUJ5 (PCP_THEON) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Pyrrolidone-carboxylate peptidase
EC=3.4.19.3

Alternative name(s):
5-oxoprolyl-peptidase
Pyroglutamyl-peptidase I
Short name=PGP-I
Short name=Pyrase

Gene names

Name:	pcp
Ordered Locus Names:	TON_1690

Organism

Thermococcus onnurineus (strain NA1) [Complete proteome] [HAMAP]

Taxonomic identifier

523850 [NCBI]

Taxonomic lineage

cellular organisms › Archaea › Euryarchaeota › Thermococci › Thermococcales › Thermococcaceae › Thermococcus › Thermococcus onnurineus

Protein attributes

Sequence length	200 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	Removes 5-oxoproline from various penultimate amino acid residues except L-proline By similarity. HAMAP-Rule MF_00417
Catalytic activity	Release of an N-terminal pyroglutamyl group from a polypeptide, the second amino acid generally not being Pro. HAMAP-Rule MF_00417
Subunit structure	Homotetramer By similarity.
Subcellular location	Cytoplasm By similarity.
Sequence similarities	Belongs to the peptidase C15 family.

Ontologies

Keywords
Cellular component	Cytoplasm
Molecular function	Hydrolase Protease Thiol protease
Technical term	Complete proteome
Gene Ontology (GO)
Biological_process	proteolysis Inferred from electronic annotation. Source: UniProtKB-KW
Cellular_component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular_function	cysteine-type peptidase activity Inferred from electronic annotation. Source: UniProtKB-KW pyroglutamyl-peptidase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 200	200	Pyrrolidone-carboxylate peptidase HAMAP-Rule MF_00417		PRO_1000124005
Sites
	Active site	78	1	By similarity
	Active site	141	1	By similarity
	Active site	165	1	By similarity

Sequences

	Sequence		Length	Mass (Da)
	B6YUJ5 [UniParc]. Last modified January 20, 2009. Version 1. Checksum: E43E4703FB4A9DB1	FASTA	200	21,840
	10 20 30 40 50 60 MKVLITGFEP FGGEEINPSW EAVRRLPDEI AGAELIKRQL PVTFRGVREL LPRLIVETKP 70 80 90 100 110 120 DLVILTGQAG GRPNITVERV AINVMDSTMP DNEGYTPEDE PIFEGAPDAY FATLPIKAIV 130 140 150 160 170 180 KALREAKIPA AVSNTAGTYV CNTAMYTVLH TIAVAGMETK AGFIHVPFIH EQALDKPRPS 190 200 MALETVVKAY EVIIKTSLKA

References

[1]

"The complete genome sequence of Thermococcus onnurineus NA1 reveals a mixed heterotrophic and carboxydotrophic metabolism." Lee H.S., Kang S.G., Bae S.S., Lim J.K., Cho Y., Kim Y.J., Jeon J.H., Cha S.-S., Kwon K.K., Kim H.-T., Park C.-J., Lee H.-W., Kim S.I., Chun J., Colwell R.R., Kim S.-J., Lee J.-H. J. Bacteriol. 190:7491-7499(2008) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: NA1.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000855 Genomic DNA. Translation: ACJ17180.1.
RefSeq	YP_002308077.1. NC_011529.1.
3D structure databases
ProteinModelPortal	B6YUJ5.
ModBase	Search...
Protein-protein interaction databases
STRING	523850.TON_1690.
Protein family/group databases
MEROPS	C15.001.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblBacteria	ACJ17180; ACJ17180; TON_1690.
GeneID	7017359.
KEGG	ton:TON_1690.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG2039.
HOGENOM	HOG000242641.
KO	K01304.
OMA	AYFTQLP.
ProtClustDB	CLSK2395906.
Family and domain databases
Gene3D	3.40.630.20. 1 hit.
HAMAP	MF_00417. Pyrrolid_peptidase.
InterPro	IPR000816. Peptidase_C15. IPR016125. Peptidase_C15-like. [Graphical view]
PANTHER	PTHR23402. PTHR23402. 1 hit.
Pfam	PF01470. Peptidase_C15. 1 hit. [Graphical view]
PIRSF	PIRSF015592. Prld-crbxl_pptds. 1 hit.
PRINTS	PR00706. PYROGLUPTASE.
SUPFAM	SSF53182. Peptidase_C15-like. 1 hit.
TIGRFAMs	TIGR00504. pyro_pdase. 1 hit.
PROSITE	PS01334. PYRASE_CYS. 1 hit. PS01333. PYRASE_GLU. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

PCP_THEON

Accession

Primary (citable) accession number: B6YUJ5

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	January 20, 2009
Last modified:	May 1, 2013
This is version 32 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program