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

e2afhD2 - ECOD Domain | ECOD

ECOD/Domains/e2afhD2

e2afhD2

UID: 002049880

PDB

Range: D:350-523
PDB: 2AFH chain D(all domains)
UniProt: P07329 (all domains)
Gene: nifK

Molecule: Nitrogenase molybdenum-iron protein

3D Structure

Loading viewer...

Related Domains

Browse other domains in Oxidored_nitro →

Classification

AArchitecturea/b three-layered sandwiches(a.17)

XX-groupFlavodoxin-like(2007)

HH-groupClass I glutamine amidotransferase-like(2007.1)

TT-groupChelatase-like(2007.1.14)

FFamilyOxidored_nitro(2007.1.14.1)

Ligands

in contact, ≤ 4 Å

Calcium ionCA
metal
Hexaethylene glycolP6G

+ 2 additives (DI(HYDROXYETHYL)ETHER, Triethylene glycol)

DI(HYDROXYETHYL)ETHERPEG

Pfam Families

PF00148Oxidored_nitro

Nitrogenase component 1 type Oxidoreductase

ClanCL0043Chelatase

External Links

ECOD PDB View: 2AFH RCSB PDB: 2AFH PDBe: 2AFH UniProt: P07329

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure

Triethylene glycolPGE

Shown in the structure viewer. Drug annotations from DrugDomain.