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

e2keiB1 - ECOD Domain | ECOD

ECOD/Domains/e2keiB1

e2keiB1

UID: 000363671

PDB

Range: B:1-62
PDB: 2KEI chain B(all domains)
UniProt: P03023 (all domains)
Gene: lacI

Molecule: Lactose operon repressor

3D Structure

Loading viewer...

Related Domains

Browse other domains in LacI →

Classification

AArchitecturealpha arrays(a.6)

XX-groupHTH(101)

HH-groupHTH(101.1)

TT-grouptetra-helical, lambda repressor-like(101.1.4)

FFamilyLacI(101.1.4.2)

Pfam Families

Bacterial regulatory proteins, lacI family

ClanCL0123HTH

External Links

ECOD PDB View: 2KEI RCSB PDB: 2KEI PDBe: 2KEI UniProt: P03023

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure