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
Privacy

Resources

Grishin Lab
UT Southwestern
RCSB PDB
AlphaFold DB
ecod.database@gmail.com

© 2014-2026 Grishin Lab / HHMI / UTSW

e2qkiD5 - ECOD Domain | ECOD

ECOD/Domains/e2qkiD5

e2qkiD5

UID: 001814240

PDB

Range: D:205-328
PDB: 2QKI chain D(all domains)
UniProt: P01024 (all domains)
Gene: C3

Molecule: Complement C3

3D Structure

Loading viewer...

Related Domains

Browse other domains in MG3 →

Classification

AArchitecturebeta sandwiches(a.3)

XX-groupImmunoglobulin-like beta-sandwich(11)

HH-groupImmunoglobulin-related(11.1)

TT-groupImmunoglobulin/Fibronectin type III/E set domains/PapD-like(11.1.1)

FFamilyMG3(11.1.1.239)

Ligands

in contact, ≤ 4 Å

Bromide ionBR

+ 1 additive (Glycerin)

GlycerinGOL
DrugBank DB09462

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

Macroglobulin domain MG3

ClanCL0159E-set

External Links

ECOD PDB View: 2QKI RCSB PDB: 2QKI PDBe: 2QKI UniProt: P01024

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure