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

A4SIG1_nD2 - ECOD Domain | ECOD

ECOD/Domains/A4SIG1_nD2

A4SIG1_nD2

UID: 004479068

AlphaFold

Range: 121-370,391-410
AlphaFold: AF-A4SIG1
UniProt: A4SIG1 (all domains)

3D Structure

Loading viewer...

Related Domains

Browse other domains in HD,PolyA_pol_RNAbd →

Classification

AArchitecturealpha complex topology(a.10)

XX-groupPDEase-like(131)

HH-groupPoly A polymerase C-terminal region-like(131.2)

TT-groupPoly A polymerase C-terminal region-like(131.2.1)

FFamilyHD,PolyA_pol_RNAbd(131.2.1.1)

Pfam Families

HD domain

ClanCL0237HD_PDEase

PF12627PolyA_pol_RNAbd

Probable RNA and SrmB- binding site of polymerase A

External Links

AlphaFold DB: A4SIG1 UniProt: A4SIG1

Representative

This domain is classified based on similarity to:

Downloads

Full AlphaFold Structure (PDB)Full AlphaFold Structure (mmCIF)

Domain coordinates: residues 121-370,391-410