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

e9q9021 - ECOD Domain | ECOD

ECOD/Domains/e9q9021

e9q9021

UID: 005323464

PDB

Range: 2:1-178
PDB: 9Q90 chain 2(all domains)

3D Structure

Loading viewer...

Related Domains

Browse other domains in Sigma54_activat →

Classification

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

XX-groupP-loop domains-like(2004)

HH-groupP-loop domains-related(2004.1)

TT-groupP-loop containing nucleoside triphosphate hydrolases(2004.1.1)

FFamilySigma54_activat(2004.1.1.22)

Pfam Families

PF00158Sigma54_activat

Sigma-54 interaction domain

ClanCL0023P-loop_NTPase

External Links

ECOD PDB View: 9Q90 RCSB PDB: 9Q90 PDBe: 9Q90

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure