DB code: S00373

CATH domain 3.40.50.1470 : Rossmann fold Catalytic domain
E.C. 3.1.1.29
CSA 2pth
M-CSA 2pth
MACiE

CATH domain Related DB codes (homologues)

Uniprot Enzyme Name
UniprotKB Protein name Synonyms RefSeq Pfam
P0A7D1 Peptidyl-tRNA hydrolase
PTH
EC 3.1.1.29
NP_415722.1 (Protein)
NC_000913.2 (DNA/RNA sequence)
YP_489471.1 (Protein)
NC_007779.1 (DNA/RNA sequence)
PF01195 (Pept_tRNA_hydro)
[Graphical View]

KEGG enzyme name
aminoacyl-tRNA hydrolase
aminoacyl-transfer ribonucleate hydrolase
N-substituted aminoacyl transfer RNA hydrolase
peptidyl-tRNA hydrolase

UniprotKB: Accession Number Entry name Activity Subunit Subcellular location Cofactor
P0A7D1 PTH_ECOLI N-substituted aminoacyl-tRNA + H(2)O = N- substituted amino acid + tRNA. Monomer. Cytoplasm.

KEGG Pathways
Map code Pathways E.C.

Compound table
Substrates Products Intermediates
KEGG-id C03880 C00001 C03523 C00066
E.C.
Compound N-Substituted aminoacyl-tRNA H2O N-Substituted amino acid tRNA
Type amino acids,amide group,nucleic acids H2O amino acids,amide group nucleic acids
ChEBI 15377
15377
PubChem 22247451
962
22247451
962
2pthA Unbound Unbound Unbound Unbound

Reference for Active-site residues
resource references E.C.
literature [2],[3]

Active-site residues
PDB Catalytic residues Cofactor-binding residues Modified residues Main-chain involved in catalysis Comment
2pthA ASN 10;HIS 20;ASN 21;ASN 68;ASP 93;ASN 114

References for Catalytic Mechanism
References Sections No. of steps in catalysis

References
[1]
Resource
Comments X-ray crystallography
Medline ID
PubMed ID 9144799
Journal Proteins
Year 1997
Volume 28
Pages 135-6
Authors Schmitt E, Fromant M, Plateau P, Mechulam Y, Blanquet S
Title Crystallization and preliminary X-ray analysis of Escherichia coli peptidyl-tRNA hydrolase.
Related PDB
Related UniProtKB P0A7D1
[2]
Resource
Comments X-ray crystallography (1.2 Angstroms)
Medline ID
PubMed ID 9303320
Journal EMBO J
Year 1997
Volume 16
Pages 4760-9
Authors Schmitt E, Mechulam Y, Fromant M, Plateau P, Blanquet S
Title Crystal structure at 1.2 A resolution and active site mapping of Escherichia coli peptidyl-tRNA hydrolase.
Related PDB 2pth
Related UniProtKB P0A7D1
[3]
Resource
Comments
Medline ID
PubMed ID 10213600
Journal Biochemistry
Year 1999
Volume 38
Pages 4982-7
Authors Fromant M, Plateau P, Schmitt E, Mechulam Y, Blanquet S
Title Receptor site for the 5'-phosphate of elongator tRNAs governs substrate selection by peptidyl-tRNA hydrolase.
Related PDB
Related UniProtKB

Comments

Created Updated
2002-09-05 2009-02-26