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

e1b21C1 - ECOD Domain | ECOD

ECOD/Domains/e1b21C1

e1b21C1

UID: 000072968

PDB

Range: C:3-110
PDB: 1B21 chain C(all domains)
UniProt: P00648 (all domains)

Molecule: Ribonuclease (EC 3.1.27.-) (Barnase) (RNase Ba)

3D Structure

Loading viewer...

Related Domains

Browse other domains in Ribonuclease →

Classification

AArchitecturea+b two layers(a.11)

XX-groupMicrobial ribonucleases-like(234)

HH-groupMicrobial ribonucleases(234.1)

TT-groupMicrobial ribonucleases(234.1.1)

FFamilyRibonuclease(234.1.1.1)

Pfam Families

PF00545Ribonuclease

ribonuclease

External Links

ECOD PDB View: 1B21 RCSB PDB: 1B21 PDBe: 1B21 UniProt: P00648

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure