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

Resources

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

© 2014-2026 Grishin Lab / HHMI / UTSW

B1L3E4_F1_nD1 - ECOD Domain | ECOD

ECOD/Domains/B1L3E4_F1_nD1

B1L3E4_F1_nD1

UID: 004954831

AlphaFold

Range: 6-95
AlphaFold: AF-B1L3E4
UniProt: B1L3E4 (all domains)
Gene: argS

Protein: Arginine--tRNA ligase (EC 6.1.1.19) (Arginyl-tRNA synthetase) (ArgRS)

3D Structure

Loading viewer...

Related Domains

Browse other domains in Arg_tRNA_synt_N →

Classification

AArchitecturea+b two layers(a.11)

XX-groupRRF/tRNA synthetase additional domain-like(310)

HH-groupArginyl-tRNA synthetase (ArgRS), N-terminal 'additional' domain(310.1)

TT-groupArginyl-tRNA synthetase (ArgRS), N-terminal 'additional' domain(310.1.1)

FFamilyArg_tRNA_synt_N(310.1.1.2)

Pfam Families

PF03485Arg_tRNA_synt_N

Arginyl tRNA synthetase N terminal domain

External Links

AlphaFold DB: B1L3E4 UniProt: B1L3E4

Representative

This domain is classified based on similarity to:

Downloads

Full AlphaFold Structure (PDB)Full AlphaFold Structure (mmCIF)

Domain coordinates: residues 6-95