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

e4cehA3 - ECOD Domain | ECOD

ECOD/Domains/e4cehA3

e4cehA3

UID: 001309421

PDB

Range: A:972-1022,A:1043-1232
PDB: 4CEH chain A(all domains)
UniProt: P23478 (all domains)
Gene: addA

Molecule: ATP-dependent helicase/nuclease subunit A (EC 3.1.-.-) (EC 5.6.2.4) (ATP-dependent helicase/nuclease AddA) (DNA 3'-5' helicase AddA)

3D Structure

Loading viewer...

Related Domains

Browse other domains in PDDEXK_1 →

Classification

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

XX-groupRestriction endonuclease-like(2008)

HH-groupRestriction endonuclease-like(2008.1)

TT-groupRestriction endonuclease-like(2008.1.1)

FFamilyPDDEXK_1(2008.1.1.59)

Pfam Families

PF12705PDDEXK_1

PD-(D/E)XK nuclease superfamily

ClanCL0236PDDEXK

External Links

ECOD PDB View: 4CEH RCSB PDB: 4CEH PDBe: 4CEH UniProt: P23478

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure