ISDA: 37CY

Deposition Date 2026-07-14

Release Date 2026-09-23

Last Version Date 2026-09-23

Entry Detail

PDB ID:

37CY

Keywords:

OXIDOREDUCTASE

Title:

Cryo-EM structure of Nitrogenase MoFe protein from Methanosarcina acetivorans bound to the NifI inhibitor complex in strictly anaerobic condition

Biological Source:

Source Organism(s):

Methanosarcina acetivorans (Taxon ID: 2214)

Expression System(s):

Methanosarcina acetivorans

Method Details:

Experimental Method:

ELECTRON MICROSCOPY

Resolution:

3.80 Å

Aggregation State:

PARTICLE

Reconstruction Method:

SINGLE PARTICLE

Download Validation Report

Macromolecular Entities

Structures with similar UniProt ID

Structural Superimposition Protein Blast

Polymer Type:polypeptide(L)
Molecule:Nitrogenase protein alpha cha
Gene (Uniprot):nifD
Chain IDs:A, C, E (auth: K), G (auth: V), P (auth: L), R (auth: U)
Chain Length:0
Number of Molecules:6
Biological Source:Methanosarcina acetivorans

UniProt ID:Q8TJ90 Pfam ID:PF00148 EC:1.18.6.1

Structures with similar UniProt ID

Structural Superimposition Protein Blast

Polymer Type:polypeptide(L)
Molecule:Nitrogenase molybdenum-iron p
Gene (Uniprot):nifK
Chain IDs:B, D, F (auth: M), H (auth: W), I (auth: X), Q (auth: N)
Chain Length:0
Number of Molecules:6
Biological Source:Methanosarcina acetivorans

UniProt ID:Q8TJ89 Pfam ID:PF00148 EC:1.18.6.1

Structures with similar UniProt ID

Structural Superimposition Protein Blast

Polymer Type:polypeptide(L)
Molecule:P-II family nitrogen regulato
Gene (Uniprot):nifI2
Chain IDs:S (auth: G), T (auth: E), W (auth: Q), X (auth: O), AA (auth: a), BA (auth: Y)
Chain Length:0
Number of Molecules:6
Biological Source:Methanosarcina acetivorans

UniProt ID:Q8TJ91 Pfam ID:PF00543

Structures with similar UniProt ID

Structural Superimposition Protein Blast

Polymer Type:polypeptide(L)
Molecule:P-II family nitrogen regulato
Gene (Uniprot):nifI1
Chain IDs:J (auth: H), K (auth: J), L (auth: R), M (auth: T), N (auth: b), O (auth: d), U (auth: F), V (auth: I), Y (auth: P), Z (auth: S), CA (auth: Z), DA (auth: c)
Chain Length:0
Number of Molecules:12
Biological Source:Methanosarcina acetivorans

UniProt ID:Q8TJ92 Pfam ID:PF00543

Ligand Molecules