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

e1a3cA1 - ECOD Domain | ECOD

ECOD/Domains/e1a3cA1

e1a3cA1

UID: 000010663

RepresentativePDB

Range: A:3-180
PDB: 1A3C chain A(all domains)
UniProt: P39765 (all domains)
Gene: pyrR

Molecule: PYRIMIDINE OPERON REGULATORY PROTEIN PYRR

3D Structure

Loading viewer...

Related Domains

Browse other domains in Pribosyltran →

Classification

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

XX-groupPRTase-like(7573)

HH-groupPRTase-like(7573.1)

TT-groupPRTase-like(7573.1.1)

FFamilyPribosyltran(7573.1.1.1)

Ligands

in contact, ≤ 4 Å

SAMARIUM (III) IONSM
metal

+ 1 additive (Sulfate ion)

Sulfate ionSO4
DrugBank DB14546

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

PF00156Pribosyltran

Phosphoribosyl transferase domain

ClanCL0533PRTase-like

External Links

ECOD PDB View: 1A3C RCSB PDB: 1A3C PDBe: 1A3C UniProt: P39765

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure