A3PAX1 (PTH_PROM0) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Peptidyl-tRNA hydrolase
Short name=PTH
EC=3.1.1.29

Gene names

Name:	pth
Ordered Locus Names:	P9301_02731

Organism

Prochlorococcus marinus (strain MIT 9301) [Complete proteome] [HAMAP]

Taxonomic identifier

167546 [NCBI]

Taxonomic lineage

Bacteria › Cyanobacteria › Prochlorophytes › Prochlorococcaceae › Prochlorococcus

Protein attributes

Sequence length	198 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	The natural substrate for this enzyme may be peptidyl-tRNAs which drop off the ribosome during protein synthesis By similarity. HAMAP MF_00083
Catalytic activity	N-substituted aminoacyl-tRNA + H2O = N-substituted amino acid + tRNA. HAMAP MF_00083
Subunit structure	Monomer By similarity. HAMAP MF_00083
Subcellular location	Cytoplasm By similarity HAMAP MF_00083.
Sequence similarities	Belongs to the PTH family.

Ontologies

Keywords
Cellular component	Cytoplasm
Molecular function	Hydrolase
Technical term	Complete proteome
Gene Ontology (GO)
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	aminoacyl-tRNA hydrolase 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 – 198	198	Peptidyl-tRNA hydrolase HAMAP MF_00083		PRO_1000010625

Sequences

	Sequence		Length	Mass (Da)
	A3PAX1 [UniParc]. Last modified April 3, 2007. Version 1. Checksum: D02EA760F4E0AE19	FASTA	198	22,901
	10 20 30 40 50 60 MHEIYLIGLG NPGKKYYNSR HNIGFLLLEK LSKKYNSNFL LKDKLKSSCS EFQINNYTFR 70 80 90 100 110 120 LFLPNTFMNN SGYAVRAIVD WYKVNLDQIF IIVDDKDLPL GKIRFRRKGS SGGHNGLKSI 130 140 150 160 170 180 IEQLQSQNFK RIRIGIGSPP LIKGENNFNT ISHVLGNISL EEKLILDKVF KRVIESLEHL 190 NTKKEDHIIN ELNSFNQD

References

[1]

"Patterns and implications of gene gain and loss in the evolution of Prochlorococcus." Kettler G.C., Martiny A.C., Huang K., Zucker J., Coleman M.L., Rodrigue S., Chen F., Lapidus A., Ferriera S., Johnson J., Steglich C., Church G.M., Richardson P., Chisholm S.W. PLoS Genet. 3:2515-2528(2007) [PubMed: 18159947] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: MIT 9301.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000576 Genomic DNA. Translation: ABO16896.1.
RefSeq	YP_001090497.1. NC_009091.1.
3D structure databases
ProteinModelPortal	A3PAX1.
ModBase	Search...
Protein-protein interaction databases
STRING	A3PAX1.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	4912770.
GenomeReviews	Gene locus P9301_02731 in contig CP000576_GR.
KEGG	pmg:P9301_02731.
PATRIC	22994135. VBIProMar103344_0270.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0193.
HOGENOM	HBG610927.
OMA	NTFMNNS.
PhylomeDB	A3PAX1.
ProtClustDB	PRK05426.
Enzyme and pathway databases
BioCyc	PMAR167546:P9301ORF_0277-MONOMER.
Family and domain databases
HAMAP	MF_00083. Pept_tRNA_hydro_bact. [Tree]
InterPro	IPR001328. Pept_tRNA_hydro. IPR018171. Pept_tRNA_hydro_CS. [Graphical view]
Gene3D	G3DSA:3.40.50.1470. Pept_tRNA_hydro. 1 hit.
KO	K01056.
PANTHER	PTHR17224. Pept_tRNA_hydro. 1 hit.
Pfam	PF01195. Pept_tRNA_hydro. 1 hit. [Graphical view]
SUPFAM	SSF53178. Pept_tRNA_hydro. 1 hit.
TIGRFAMs	TIGR00447. Pth. 1 hit.
PROSITE	PS01195. PEPT_TRNA_HYDROL_1. False negative. PS01196. PEPT_TRNA_HYDROL_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

PTH_PROM0

Accession

Primary (citable) accession number: A3PAX1

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	April 3, 2007
Last modified:	December 14, 2011
This is version 31 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program