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

e3fi0O1 - ECOD Domain | ECOD

ECOD/Domains/e3fi0O1

e3fi0O1

UID: 000357063

PDB

Range: O:1-326
PDB: 3FI0 chain O(all domains)
UniProt: P00953 (all domains)
Gene: trpS

Molecule: Tryptophanyl-tRNA synthetase

3D Structure

Loading viewer...

Related Domains

Browse other domains in tRNA-synt_1b →

Classification

AArchitecturea/b three-layered sandwiches(a.17)

XX-groupHUP domain-like(2005)

HH-groupHUP domains(2005.1)

TT-groupHUP domains(2005.1.1)

FFamilytRNA-synt_1b(2005.1.1.2)

Ligands

in contact, ≤ 4 Å

Adenosine phosphateAMP
drugDrugBank DB00131
TryptophanTRP
drugDrugBank DB00150

+ 1 additive (Phosphate ion)

Pfam Families

PF00579tRNA-synt_1b

tRNA synthetases class I (W and Y)

ClanCL0039HUP

External Links

ECOD PDB View: 3FI0 RCSB PDB: 3FI0 PDBe: 3FI0 UniProt: P00953

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure

Phosphate ionPO4
DrugBank DB14523

Shown in the structure viewer. Drug annotations from DrugDomain.