Structure of PDB 6op4 Chain A

Receptor sequence
>6op4A (length=477) Species: 354 (Azotobacter vinelandii) [Search protein sequence]
MSREEVESLIQEVLEVYPEKARKDRNKHLAVNDPAVTQSKKCIISNKKSQ
PGLMTIRGCAYAGSKGVVWGPIKDMIHISHGPVGCGQYSRAGRRNYYIGT
TGVNAFVTMNFTSDFQEKDIVFGGDKKLAKLIDEVETLFPLNKGISVQSE
CPIGLIGDDIESVSKVKGAELSKTIVPVRCEGFRGVSQSLGHHIANDAVR
DWVLGKRDEDTTFASTPYDVAIIGDYNIGGDAWSSRILLEEMGLRCVAQW
SGDGSISEIELTPKVKLNLVHCYRSMNYISRHMEEKYGIPWMEYNFFGPT
KTIESLRAIAAKFDESIQKKCEEVIAKYKPEWEAVVAKYRPRLEGKRVML
YIGGLRPRHVIGAYEDLGMEVVGTGYEFAHNDDYDRTMKEMGDSTLLYDD
VTGYEFEEFVKRIKPDLIGSGIKEKFIFQKMGIPFREMHSWDYSGPYHGF
DGFAIFARDMDMTLNNPCWKKLQAPWE
3D structure
PDB6op4 Localized Electronic Structure of Nitrogenase FeMoco Revealed by Selenium K-Edge High Resolution X-ray Absorption Spectroscopy.
ChainA
Resolution2.3 Å
3D
structure
Catalytic site residues are labeled in the structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Catalytic site (original residue number in PDB) C62 A65 R96 H195
Catalytic site (residue number reindexed from 1) C59 A62 R93 H192
Enzyme Commision number 1.18.6.1: nitrogenase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 ICS A V70 R96 H195 Y229 I231 C275 S278 G356 G357 L358 R359 F381 H442 V67 R93 H192 Y226 I228 C272 S275 G353 G354 L355 R356 F378 H439
BS02 CLF A C62 Y64 G87 C88 Y91 C154 G185 C59 Y61 G84 C85 Y88 C151 G182
Gene Ontology
Molecular Function
GO:0005524 ATP binding
GO:0016163 nitrogenase activity
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051536 iron-sulfur cluster binding
Biological Process
GO:0009399 nitrogen fixation
Cellular Component
GO:0016612 molybdenum-iron nitrogenase complex

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:6op4, PDBe:6op4, PDBj:6op4
PDBsum6op4
PubMed31356071
UniProtP07328|NIFD_AZOVI Nitrogenase molybdenum-iron protein alpha chain (Gene Name=nifD)

[Back to BioLiP]