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

e2imaB1 - ECOD Domain | ECOD

ECOD/Domains/e2imaB1

e2imaB1

UID: 000118287

PDB

Range: B:3-416
PDB: 2IMA chain B(all domains)
UniProt: Q84GJ4 (all domains)

Molecule: Botulinum neurotoxin A light-chain

3D Structure

Loading viewer...

Related Domains

Browse other domains in Peptidase_M27 →

Classification

AArchitecturemixed a+b and a/b(a.18)

XX-groupZincin-like(2498)

HH-groupMetalloproteases ("zincins") catalytic domain(2498.1)

TT-groupMetalloproteases ("zincins") catalytic domain(2498.1.1)

FFamilyPeptidase_M27(2498.1.1.15)

Ligands

in contact, ≤ 4 Å

(2E)-3-(2,4-DICHLOROPHENYL)-N-HYDROXYACRYLAMIDEGB4
drugDrugBank DB07818
Zinc ionZN
metal

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

PF01742Peptidase_M27

Clostridial neurotoxin zinc protease

ClanCL0126Peptidase_MA

External Links

ECOD PDB View: 2IMA RCSB PDB: 2IMA PDBe: 2IMA UniProt: Q84GJ4

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure