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

e3a4iB2 - ECOD Domain | ECOD

ECOD/Domains/e3a4iB2

e3a4iB2

UID: 000367826

PDB

Range: B:1-189
PDB: 3A4I chain B(all domains)
UniProt: O59072 (all domains)
Gene: guaAB

Molecule: GMP synthase [glutamine-hydrolyzing] subunit B (EC 6.3.5.2) (GMP synthetase)

3D Structure

Loading viewer...

Related Domains

Browse other domains in NAD_synthase →

Classification

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

XX-groupHUP domain-like(2005)

HH-groupHUP domains(2005.1)

TT-groupHUP domains(2005.1.1)

FFamilyNAD_synthase(2005.1.1.18)

Pfam Families

PF02540NAD_synthase

NAD synthase

ClanCL0039HUP

External Links

ECOD PDB View: 3A4I RCSB PDB: 3A4I PDBe: 3A4I UniProt: O59072

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure