Structure of PDB 1xcp Chain B Binding Site BS02

Receptor Information
>1xcp Chain B (length=289) Species: 354 (Azotobacter vinelandii) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AMRQCAIYGKGGIGKSTTTQNLVAALAEMGKKVMIVGCDPKADSTRLILH
SKAQNTIMEMAAEAGTVEDLELEDVLKAGYGGVKCVESGGPEPGVGCAGR
GVITAINFLEEEGAYEDDLDFVFYDVLGDVVCGGWAMPIRENKAQEIYIV
CSGEMMAMYAANNISKGIVKYANSGSVRLGGLICNSRNTDREDELIIALA
NKLGTQMIHFVPRDNVVQRAEIRRMTVIEYDPKAKQADEYRALARKVVDN
KLLVIPNPITMDELEELLMEFGIMEVEDESIVGKTAEEV
Ligand information
Ligand IDSF4
InChIInChI=1S/4Fe.4S
InChIKeyLJBDFODJNLIPKO-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7[S]12[Fe]3[S]4[Fe]1[S]5[Fe]2[S]3[Fe]45
CACTVS 3.385S1[Fe]S[Fe]1.S2[Fe]S[Fe]2
FormulaFe4 S4
NameIRON/SULFUR CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain1xcp Chain B Residue 1290 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1xcp Structural basis for the changes in redox potential in the nitrogenase Phe135Trp Fe protein with MgADP Bound
Resolution3.2 Å
Binding residue
(original residue number in PDB)		C97 A98 C132 G134
Binding residue
(residue number reindexed from 1)		C97 A98 C132 G134
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) K10 K15 K41 D129
Catalytic site (residue number reindexed from 1) K10 K15 K41 D129
Enzyme Commision number 1.18.6.1: nitrogenase.
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:1xcp, PDBe:1xcp, PDBj:1xcp
PDBsum1xcp
PubMed15650336
UniProtP00459|NIFH1_AZOVI Nitrogenase iron protein 1 (Gene Name=nifH1)

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