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

e3kkcA1 - ECOD Domain | ECOD

ECOD/Domains/e3kkcA1

e3kkcA1

UID: 000137162

PDB

Range: A:-2-74
PDB: 3KKC chain A(all domains)
UniProt: Q9F8C4 (all domains)
Gene: dhaS_1

Molecule: TetR family Transcriptional regulator

3D Structure

Loading viewer...

Related Domains

Browse other domains in TetR_N →

Classification

AArchitecturealpha arrays(a.6)

XX-groupHTH(101)

HH-groupHTH(101.1)

TT-groupThree-helical HTH(101.1.1)

FFamilyTetR_N(101.1.1.5)

Ligands

in contact, ≤ 4 Å

NICKEL (II) IONNI
metal

+ 1 additive (Imidazole)

ImidazoleIMD
DrugBank DB03366

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

Bacterial regulatory proteins, tetR family

ClanCL0123HTH

External Links

ECOD PDB View: 3KKC RCSB PDB: 3KKC PDBe: 3KKC UniProt: Q9F8C4

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure