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

e4tkvB1 - ECOD Domain | ECOD

ECOD/Domains/e4tkvB1

e4tkvB1

UID: 002051003

PDB

Range: B:2-213
PDB: 4TKV chain B(all domains)
UniProt: P07329 (all domains)
Gene: nifK

Molecule: Nitrogenase molybdenum-iron protein beta chain (EC 1.18.6.1) (Dinitrogenase) (Nitrogenase component I)

3D Structure

Loading viewer...

Related Domains

Browse other domains in Oxidored_nitro,DUF3364 →

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,DUF3364(2007.1.14.2)

Pfam Families

PF00148Oxidored_nitro

Nitrogenase component 1 type Oxidoreductase

ClanCL0043Chelatase

PF11844DUF3364

Domain of unknown function (DUF3364)

ClanCL0043Chelatase

External Links

ECOD PDB View: 4TKV RCSB PDB: 4TKV PDBe: 4TKV UniProt: P07329

Downloads

Download Domain PDB Download Domain FASTA Full PDB Structure