8RHP: Cryo-EM structure of the molybdenum nitrogenase complexed with iron protein (NifH) and Shethna protein II (FeSII)

PDB ID: 8RHPDownload
MMDB ID: 257434
PDB Deposition Date: 2023/12/15
Updated in MMDB: 2025/07
Experimental Method:
electron microscopy
Resolution: 2.89  Å
Source Organism:
Similar Structures:
Biological Unit for 8RHP: 14-meric; determined by author and by software
Molecular Components in 8RHP
Label Count Molecule
Proteins (14 molecules)
4
Nitrogenase Molybdenum-iron Protein Alpha Chain
Molecule annotation
4
Nitrogenase Molybdenum-iron Protein Beta Chain
Molecule annotation
2
Protein Fesii
Molecule annotation
4
Nitrogenase Iron Protein 1
Molecule annotation
Chemicals and Non-standard biopolymers (20 molecules)
1
4
FE(8)-S(7) CLUSTERFE(8)-S(7) CLUSTER
2
4
3-HYDROXY-3-CARBOXY-ADIPIC ACID3-HYDROXY-3-CARBOXY-ADIPIC ACID
3
4
iron-sulfur-molybdenum cluster with interstitial carboniron-sulfur-molybdenum cluster with interstitial carbon
4
4
CALCIUM IONCALCIUM ION
5
2
FE2/S2 (INORGANIC) CLUSTERFE2/S2 (INORGANIC) CLUSTER
6
2
IRON/SULFUR CLUSTERIRON/SULFUR CLUSTER
* Click molecule labels to explore molecular sequence information.
Citing MMDB
Madej T, Lanczycki CJ, Zhang D, Thiessen PA, Geer RC, Marchler-Bauer A, Bryant SH. " MMDB and VAST+: tracking structural similarities between macromolecular complexes. Nucleic Acids Res. 2014 Jan; 42(Database issue):D297-303