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

e3j4aH2 - ECOD Domain | ECOD

ECOD/Domains/e3j4aH2

e3j4aH2

UID: 001109723

PDB

Range: H:1-140,H:267-497
PDB: 3J4A chain H(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: 3J4A RCSB PDB: 3J4A PDBe: 3J4A UniProt: P03728

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure