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

e1p4aA1 - ECOD Domain | ECOD

ECOD/Domains/e1p4aA1

e1p4aA1

UID: 000045671

PDB

Range: A:2-74
PDB: 1P4A chain A(all domains)
UniProt: P37551 (all domains)
Gene: purR

Molecule: Purine biosynthesis transcriptional repressor PurR (Pur operon repressor) (Purine repressor)

3D Structure

Loading viewer...

Related Domains

Browse other domains in PuR_N →

Classification

AArchitecturealpha arrays(a.6)

XX-groupHTH(101)

HH-groupHTH(101.1)

TT-groupwinged helix domain(101.1.2)

FFamilyPuR_N(101.1.2.108)

Pfam Families

Bacterial purine repressor, N-terminal

ClanCL0123HTH

External Links

ECOD PDB View: 1P4A RCSB PDB: 1P4A PDBe: 1P4A UniProt: P37551

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure