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

e3qi3A1 - ECOD Domain | ECOD

ECOD/Domains/e3qi3A1

e3qi3A1

UID: 000143063

PDB

Range: A:181-505
PDB: 3QI3 chain A(all domains)
UniProt: O76083 (all domains)
Gene: PDE9A

Molecule: High affinity cGMP-specific 3',5'-cyclic phosphodiesterase 9A (EC 3.1.4.35)

3D Structure

Loading viewer...

Related Domains

Browse other domains in PDEase_I →

Classification

AArchitecturealpha complex topology(a.10)

XX-groupPDEase-like(131)

HH-groupHD-domain/PDEase-like(131.1)

TT-groupHD-domain/PDEase-like(131.1.1)

FFamilyPDEase_I(131.1.1.1)

Pfam Families

PF00233PDEase_I

3'5'-cyclic nucleotide phosphodiesterase

ClanCL0237HD_PDEase

External Links

ECOD PDB View: 3QI3 RCSB PDB: 3QI3 PDBe: 3QI3 UniProt: O76083

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure