Structure of PDB 8ahx Chain C

Receptor sequence

>8ahxC (length=476) Species: 322710 (Azotobacter vinelandii DJ)

FNLSSIRGGVHPAAHKDLSAALPIGSLPLPPRLYLPLRQHAGAEALPMVA
VGDKVLKGQLLAFPPTEVSAPVHAPTSGRIVAIGPVPAPHPSGLTTTGIV
LESDGEDRWIDLDVSTDPFAEDPLVLADRVAKAGIVGLGGAIFPAAVKLK
QGTRHEIKTVLVNGSECEPYLTCDDRIMRERAEAIVDGARLIQHILRAYS
VVIAIEDNKPEALAAMRAAAEHFGAIEVMAVPALYPMGSAKQLIQAVTGR
EVPAGGRSTDVGVLVHNAGTVYAIQQALRFGRPLISRVVTVSGACVKTPQ
NLDVLIGTPVQALIDACGGLSGDPQQLLLGGPMMGAVLPSTEVPVIKGAT
GLLALARHELPNKDPAPCIRCASCVDACPMGLTPLDMALYARADDYDGAS
EYGLRDCILCGCCSYVCPSHIPLVHYFQYAKGQQDERRSAARKSDYIKRQ
TEVRAARLAEEEAAKAAAKAAKEAAK

3D structure

• PDB: 8ahx Architecture of the NADH:ferredoxin oxidoreductase RNF that drives Biological Nitrogen Fixation
• Chain: C
• Resolution: 3.11 Å

Enzymatic activity

• Enzyme Commision number: 7.-.-.-

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	FMN	C	G139 G141 N165 C169 G240 S241 H268 N269 M336 C412	G137 G139 N163 C167 G238 S239 H266 N267 M334 C410
BS02	SF4	C	C370 I371 R372 C373 A374 S375 C376 C419 P420 S421	C368 I369 R370 C371 A372 S373 C374 C417 P418 S419
BS03	SF4	C	C380 P381 C409 I410 L411 C412 G413 C415	C378 P379 C407 I408 L409 C410 G411 C413

Gene Ontology

Molecular Function

• GO:0009055 electron transfer activity
• GO:0046872 metal ion binding
• GO:0051539 4 iron, 4 sulfur cluster binding

Biological Process

• GO:0022900 electron transport chain

Cellular Component

• GO:0005886 plasma membrane
• GO:0016020 membrane

External links

• PDB: RCSB:8ahx, PDBe:8ahx, PDBj:8ahx
• PDBsum: 8ahx
• PubMed: 38890433
• UniProt: C1DMA6