ECODEvolutionary Classification of Protein Domains

Home Browse Search Download Help

About ECOD

ECOD (Evolutionary Classification of Protein Domains) is a hierarchical classification of protein domains based on evolutionary relationships. It combines automated sequence and structure analysis with manual curation.

Quick Links

Browse Classification
Search
Download Data
Documentation
Privacy

Resources

Grishin Lab
UT Southwestern
RCSB PDB
AlphaFold DB
ecod.database@gmail.com

© 2014-2026 Grishin Lab / HHMI / UTSW

e4p3pA1 - ECOD Domain | ECOD

ECOD/Domains/e4p3pA1

e4p3pA1

UID: 001507969

PDB

Range: A:242-532
PDB: 4P3P chain A(all domains)
UniProt: P0A8M3 (all domains)
Gene: thrS

Molecule: Threonine--tRNA ligase

3D Structure

Loading viewer...

Related Domains

Browse other domains in tRNA-synt_2b →

Classification

AArchitecturea+b three layers(a.12)

XX-groupClass II aaRS and biotin synthetases(314)

HH-groupClass II aaRS and biotin synthetases(314.1)

TT-groupClass II aaRS and biotin synthetases(314.1.1)

FFamilytRNA-synt_2b(314.1.1.2)

Ligands

in contact, ≤ 4 Å

(1R,2R)-2-[(2S,4E,6E,8R,9S,11R,13S,15S,16S)-7-cyano-8,16-dihydroxy-9,11,13,15-tetramethyl-18-oxooxacyclooctadeca-4,6-dien-2-yl]cyclopentanecarboxylic acid2CR
Zinc ionZN
metal

+ 1 additive (Glycerin)

Pfam Families

PF00587tRNA-synt_2b

tRNA synthetase class II core domain (G, H, P, S and T)

ClanCL0040tRNA_synt_II

External Links

ECOD PDB View: 4P3P RCSB PDB: 4P3P PDBe: 4P3P UniProt: P0A8M3

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure

Glycerin

DrugBank DB09462

Shown in the structure viewer. Drug annotations from DrugDomain.