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

e2nq9A1 - ECOD Domain | ECOD

ECOD/Domains/e2nq9A1

e2nq9A1

UID: 000166204

PDB

Range: A:1-279
PDB: 2NQ9 chain A(all domains)
UniProt: P0A6C1 (all domains)
Gene: nfo

Molecule: Endonuclease 4

3D Structure

Loading viewer...

Related Domains

Browse other domains in AP_endonuc_2 →

Classification

AArchitecturea/b barrels(a.16)

XX-groupTIM beta/alpha-barrel(2002)

HH-groupTIM barrels(2002.1)

TT-groupTIM barrels(2002.1.1)

FFamilyAP_endonuc_2(2002.1.1.60)

Ligands

in contact, ≤ 4 Å

Zinc ionZN
metal

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

PF01261AP_endonuc_2

Xylose isomerase-like TIM barrel

ClanCL0036TIM_barrel

External Links

ECOD PDB View: 2NQ9 RCSB PDB: 2NQ9 PDBe: 2NQ9 UniProt: P0A6C1

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure