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

e2c4bB1 - ECOD Domain | ECOD

ECOD/Domains/e2c4bB1

e2c4bB1

UID: 000073038

PDB

Range: B:3-110
PDB: 2C4B chain B(all domains)
UniProt: P82409 (all domains)

Molecule: BARNASE MCOEETI FUSION

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)

Ligands

in contact, ≤ 4 Å

Only buffers and crystallization additives.

+ 5 additives (Formic acid, 2-(N-morpholino)ethanesulfonic acid, Nonaethylene glycol, …)

Formic acidFMT
DrugBank DB01942
2-(N-morpholino)ethanesulfonic acidMES
DrugBank DB03814

Pfam Families

PF00545Ribonuclease

ribonuclease

External Links

ECOD PDB View: 2C4B RCSB PDB: 2C4B PDBe: 2C4B UniProt: P82409

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure

Nonaethylene glycol

1,2-ETHANEDIOLEDO

Sulfate ionSO4

Shown in the structure viewer. Drug annotations from DrugDomain.