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

e6r21F2 - ECOD Domain | ECOD

ECOD/Domains/e6r21F2

e6r21F2

UID: 002537935

PDB

Range: F:3-140,F:267-485
PDB: 6R21 chain F(all domains)
UniProt: P03728 (all domains)
Gene: 8

Molecule: Portal protein (Gene product 8) (Gp8) (Head-to-tail connector)

3D Structure

Loading viewer...

Related Domains

Browse other domains in Head-tail_con →

Classification

AArchitecturealpha bundles(a.7)

XX-groupAlpha-helical domain in upper collar protein(4038)

HH-groupAlpha-helical domain in upper collar protein(4038.1)

TT-groupAlpha-helical domain in upper collar protein(4038.1.1)

FFamilyHead-tail_con(4038.1.1.5)

Pfam Families

PF12236Head-tail_con

Bacteriophage head to tail connecting protein

ClanCL0838Phage_portal

External Links

ECOD PDB View: 6R21 RCSB PDB: 6R21 PDBe: 6R21 UniProt: P03728

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure