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

e4aidB14 - ECOD Domain | ECOD

ECOD/Domains/e4aidB14

e4aidB14

UID: 001208136

PDB

Range: B:227-326
PDB: 4AID chain B(all domains)
UniProt: Q9AC32 (all domains)
Gene: pnp

Molecule: Polyribonucleotide nucleotidyltransferase (EC 2.7.7.8) (Polynucleotide phosphorylase) (PNPase)

3D Structure

Loading viewer...

Related Domains

Browse other domains in PNPase →

Classification

AArchitecturealpha arrays(a.6)

XX-groupHTH(101)

HH-groupPolynucleotide phosphorylase/guanosine pentaphosphate synthase (PNPase/GPSI), domain 3(101.11)

TT-groupPolynucleotide phosphorylase/guanosine pentaphosphate synthase (PNPase/GPSI), domain 3(101.11.1)

FFamilyPNPase(101.11.1.1)

Pfam Families

Polyribonucleotide nucleotidyltransferase, RNA binding domain

External Links

ECOD PDB View: 4AID RCSB PDB: 4AID PDBe: 4AID UniProt: Q9AC32

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure