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

e1ntzC2 - ECOD Domain | ECOD

ECOD/Domains/e1ntzC2

e1ntzC2

UID: 000058180

PDB

Range: C:15-260
PDB: 1NTZ chain C(all domains)
UniProt: P00157 (all domains)
Gene: MT-CYB

Molecule: Cytochrome b

3D Structure

Loading viewer...

Related Domains

Browse other domains in Cytochrome_B, Cytochrom_B_N_2 →

Classification

AArchitecturealpha bundles(a.7)

XX-groupTransmembrane heme-binding four-helical bundle(5069)

HH-groupTransmembrane heme-binding four-helical bundle(5069.1)

TT-groupTransmembrane di-heme cytochromes(5069.1.1)

FFamilyCytochrome_B, Cytochrom_B_N_2(5069.1.1.54)

Ligands

in contact, ≤ 4 Å

FerrohemeHEM
drugDrugBank DB18267
Ubiquinone Q2UQ2
drugDrugBank DB08690

Shown in the structure viewer. Drug annotations from .

Pfam Families

PF00033Cytochrome_B

Cytochrome b/b6/petB

ClanCL03282heme_cytochrom

PF13631Cytochrom_B_N_2

Cytochrome b(N-terminal)/b6/petB

ClanCL03282heme_cytochrom

External Links

ECOD PDB View: 1NTZ RCSB PDB: 1NTZ PDBe: 1NTZ UniProt: P00157

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure