Structure of PDB 1cp2 Chain B

Receptor sequence
>1cp2B (length=269) Species: 1501 (Clostridium pasteurianum) [Search protein sequence]
MRQVAIYGKGGIGKSTTTQNLTSGLHAMGKTIMVVGCDPKADSTRLLLGG
LAQKSVLDTLREEGEDVELDSILKEGYGGIRCVESGGPEPGVGCAGRGII
TSINMLEQLGAYTDDLDYVFYDVLGDVVCGGFAMPIREGKAQEIYIVASG
EMMALYAANNISKGIQKYAKSGGVRLGGIICNSRKVANEYELLDAFAKEL
GSQLIHFVPRSPMVTKAEINKQTVIEYDPTCEQAEEYRELARKVDANELF
VIPKPMTQERLEEILMQYG
3D structure
PDB1cp2 Conformational variability in structures of the nitrogenase iron proteins from Azotobacter vinelandii and Clostridium pasteurianum.
ChainB
Resolution1.93 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) K9 K14 K40 D126
Catalytic site (residue number reindexed from 1) K9 K14 K40 D126
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 C94 A95 C129 G131 C94 A95 C129 G131
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:1cp2, PDBe:1cp2, PDBj:1cp2
PDBsum1cp2
PubMed9677296
UniProtP00456|NIFH1_CLOPA Nitrogenase iron protein 1 (Gene Name=nifH1)

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