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

e6k4qB2 - ECOD Domain | ECOD

ECOD/Domains/e6k4qB2

e6k4qB2

UID: 002540070

PDB

Range: B:766-923
PDB: 6K4Q chain B(all domains)
UniProt: Q99ZW2 (all domains)
Gene: cas9

Molecule: CRISPR-associated endonuclease Cas9/Csn1 (EC 3.1.-.-) (SpCas9) (SpyCas9)

3D Structure

Loading viewer...

Related Domains

Browse other domains in HNH_4 →

Classification

AArchitecturefew secondary structure elements(a.19)

XX-groupHis-Me finger endonucleases(378)

HH-groupHis-Me finger endonucleases(378.1)

TT-groupHis-Me finger endonucleases(378.1.1)

FFamilyHNH_4(378.1.1.10)

Pfam Families

HNH endonuclease

ClanCL0263His-Me_finger

External Links

ECOD PDB View: 6K4Q RCSB PDB: 6K4Q PDBe: 6K4Q UniProt: Q99ZW2

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure