Structure of PDB 6fea Chain D

Receptor sequence
>6feaD (length=461) Species: 322710 (Azotobacter vinelandii DJ) [Search protein sequence]
PMVLLECDKDIPERQKHIYLKAPNEDTREFLPIANAATIPGTLSERGCAF
CGAKLVIGGVLKDTIQMIHGPLGCAYDTWHTKRYPTDNGHFNMKYVWSTD
MKESHVVFGGEKRLEKSMHEAFDEMPDIKRMIVYTTCPTALIGDDIKAVA
KKVMKDRPDVDVFTVECPGFSGVSQSKGHHVLNIGWINEKVETMEKEITS
EYTMNFIGDFNIQGDTQLLQTYWDRLGIQVVAHFTGNGTYDDLRCMHQAQ
LNVVNCARSSGYIANELKKRYGIPRLDIDSWGFNYMAEGIRKICAFFGIE
EKGEELIAEEYAKWKPKLDWYKERLQGKKMAIWTGGPRLWHWTKSVEDDL
GVQVVAMSSKFGHEEDFEKVIARGKEGTYYIDDGNELEFFEIIDLVKPDV
IFTGPRVGELVKKLHIPYVNGHGYHNGPYMGFEGFVNLARDMYNAVHNPL
RHLAAVDIRDK
3D structure
PDB6fea A bound reaction intermediate sheds light on the mechanism of nitrogenase.
ChainD
Resolution1.2 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) C49 C52 K83 H180
Catalytic site (residue number reindexed from 1) C48 C51 K82 H179
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 D6N D V57 K83 Q176 F211 C257 S260 G336 P338 R339 K361 F362 H423 V56 K82 Q175 F210 C256 S259 G335 P337 R338 K360 F361 H422
BS02 CO3 D T335 G336 G337 P338 R339 T334 G335 G336 P337 R338
BS03 CLF D C49 F51 P72 G74 C75 T137 C138 G170 C48 F50 P71 G73 C74 T136 C137 G169
Gene Ontology
Molecular Function
GO:0005524 ATP binding
GO:0016163 nitrogenase activity
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051212 vanadium ion binding
GO:0051536 iron-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:6fea, PDBe:6fea, PDBj:6fea
PDBsum6fea
PubMed29599235
UniProtC1DI25

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