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

e4eceD1 - ECOD Domain | ECOD

ECOD/Domains/e4eceD1

e4eceD1

UID: 001307759

PDB

Range: D:4-285
PDB: 4ECE chain D(all domains)
UniProt: P00491 (all domains)
Gene: PNP

Molecule: Purine nucleoside phosphorylase

3D Structure

Loading viewer...

Related Domains

Browse other domains in PNP_UDP_1 →

Classification

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

XX-groupPhosphorylase/hydrolase-like(2011)

HH-groupPeptidyl-tRNA hydrolase-like(2011.2)

TT-groupPeptidyl-tRNA hydrolase-like(2011.2.1)

FFamilyPNP_UDP_1(2011.2.1.1)

Ligands

in contact, ≤ 4 Å

GuanineGUN
drugDrugBank DB02377

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

PF01048PNP_UDP_1

Phosphorylase superfamily

ClanCL0408PUP

External Links

ECOD PDB View: 4ECE RCSB PDB: 4ECE PDBe: 4ECE UniProt: P00491

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure