Structure of PDB 6q93 Chain B

Receptor sequence
>6q93B (length=274) Species: 322710 (Azotobacter vinelandii DJ) [Search protein sequence]
ALRQCAIYGKGGIGKSTTTQNLVAALAEAGKKVMIVGCDPKADSTRLILH
SKAQGTVMEMAASAGSVEDLELEDVLQIGFGGVKCVESGGPEPGVGCAGR
GVITAINFLEEEGAYSDDLDFVFYDVLGDVVCGGFAMPIRENKAQEIYIV
CSGEMMAMYAANNIAKGIVKYAHSGSVRLGGLICNSRKTDREDELIMALA
AKIGTQMIHFVPRDNVVQHAEIRMTVIEYDPKAGQADEYRALARKIVDNK
LLVIPNPASMEELEELLMEFGIME
3D structure
PDB6q93 Crystal structure of VnfH, the iron protein component of vanadium nitrogenase.
ChainB
Resolution2.2 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) K11 K16 K42 D130
Catalytic site (residue number reindexed from 1) K10 K15 K41 D129
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 SF4 B C98 A99 C133 G134 C97 A98 C132 G133
BS02 ADP B G13 G15 K16 S17 T18 N186 R214 D215 V218 Q219 E222 G12 G14 K15 S16 T17 N185 R213 D214 V217 Q218 E221
Gene Ontology
Molecular Function
GO:0005524 ATP binding
GO:0016163 nitrogenase activity
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0009399 nitrogen fixation

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Molecular Function
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Biological Process
External links
PDB RCSB:6q93, PDBe:6q93, PDBj:6q93
PDBsum6q93
PubMed30141094
UniProtC1DI30

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