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

e1ppqA1 - ECOD Domain | ECOD

ECOD/Domains/e1ppqA1

e1ppqA1

UID: 000008500

RepresentativePDB

Range: A:957-1024
PDB: 1PPQ chain A(all domains)
UniProt: P17927 (all domains)
Gene: CR1

Molecule: Complement receptor type 1 (C3b/C4b receptor) (CD antigen CD35)

3D Structure

Loading viewer...

Related Domains

Browse other domains in Sushi →

Classification

AArchitecturefew secondary structure elements(a.19)

XX-groupEGF-like(389)

HH-groupEGF-related(389.1)

TT-groupComplement control module/SCR domain(389.1.2)

FFamilySushi(389.1.2.1)

Pfam Families

Sushi repeat (SCR repeat)

ClanCL0001EGF

External Links

ECOD PDB View: 1PPQ RCSB PDB: 1PPQ PDBe: 1PPQ UniProt: P17927

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure