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

e3hncA3 - ECOD Domain | ECOD

ECOD/Domains/e3hncA3

e3hncA3

UID: 002155547

PDB

Range: A:96-214
PDB: 3HNC chain A(all domains)
UniProt: P23921 (all domains)
Gene: RRM1

Molecule: Ribonucleoside-diphosphate reductase large subunit

3D Structure

Loading viewer...

Related Domains

Browse other domains in Ribonuc_red_lgN →

Classification

AArchitecturealpha arrays(a.6)

XX-groupAlpha helical domain of ribonucleotide reductases(1074)

HH-groupAlpha helical domain of ribonucleotide reductases(1074.1)

TT-groupAlpha helical domain of ribonucleotide reductases(1074.1.1)

FFamilyRibonuc_red_lgN(1074.1.1.1)

Ligands

in contact, ≤ 4 Å

Only buffers and crystallization additives.

+ 1 additive (Sulfate ion)

Sulfate ionSO4
DrugBank DB14546

Shown in the structure viewer. Drug annotations from DrugDomain.

Pfam Families

PF00317Ribonuc_red_lgN

Ribonucleotide reductase, all-alpha domain

External Links

ECOD PDB View: 3HNC RCSB PDB: 3HNC PDBe: 3HNC UniProt: P23921

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure