Structure of PDB 7tqk Chain A

Receptor sequence
>7tqkA (length=273) Species: 354 (Azotobacter vinelandii) [Search protein sequence]
AMRQCAIYGKGGIGKSTTTQNLVAALAEMGKKVMIVGCDPKADSTRLILH
SKAQNTIMEMAAEAGTVEDLELEDVLKAGYGGVKCVESGGPEPGVGCAGR
GVITAINFLEEEGAYEDDLDFVFYDVLGDVVCGGFAMPIRENKAQEIYIV
CSGEMMAMYAANNISKGIVKYANSGSVRLGGLICNSRNTDREDELIIALA
NKLGTQMIHFVPRDNVVQRAEIRRMTVIEYDPKAKQADEYRALARKVVDN
KLLVIPNPITMDELEELLMEFGI
3D structure
PDB7tqk Selenocyanate derived Se-incorporation into the Nitrogenase Fe protein cluster.
ChainA
Resolution1.48 Å
3D
structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
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 A C97 C132 G133 C97 C132 G133
BS02 SFS A C97 C132 G133 F135 C97 C132 G133 F135
BS03 ADP A G12 G14 K15 S16 T17 N185 R213 D214 V217 Q218 E221 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

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:7tqk, PDBe:7tqk, PDBj:7tqk
PDBsum7tqk
PubMed35904245
UniProtP00459|NIFH1_AZOVI Nitrogenase iron protein 1 (Gene Name=nifH1)

[Back to BioLiP]