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6N4K

Dithionite-reduced nucleotide-free form of the nitrogenase Fe-protein from A. vinelandii

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0005524molecular_functionATP binding
A0009399biological_processnitrogen fixation
A0016163molecular_functionnitrogenase activity
A0016491molecular_functionoxidoreductase activity
A0018697molecular_functioncarbonyl sulfide nitrogenase activity
A0046872molecular_functionmetal ion binding
A0051536molecular_functioniron-sulfur cluster binding
A0051539molecular_function4 iron, 4 sulfur cluster binding
B0000166molecular_functionnucleotide binding
B0005524molecular_functionATP binding
B0009399biological_processnitrogen fixation
B0016163molecular_functionnitrogenase activity
B0016491molecular_functionoxidoreductase activity
B0018697molecular_functioncarbonyl sulfide nitrogenase activity
B0046872molecular_functionmetal ion binding
B0051536molecular_functioniron-sulfur cluster binding
B0051539molecular_function4 iron, 4 sulfur cluster binding
Functional Information from PDB Data
site_idAC1
Number of Residues8
Detailsbinding site for residue SF4 A 301
ChainResidue
ACYS97
AALA98
ACYS132
AGLY134
BCYS97
BALA98
BCYS132
BGLY134

Functional Information from PROSITE/UniProt
site_idPS00692
Number of Residues14
DetailsNIFH_FRXC_2 NifH/frxC family signature 2. DvLGDVVCGGFAmP
ChainResidueDetails
AASP125-PRO138

site_idPS00746
Number of Residues13
DetailsNIFH_FRXC_1 NifH/frxC family signature 1. EsGGPepGvGCAG
ChainResidueDetails
AGLU87-GLY99

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsBINDING:
ChainResidueDetails
AGLY9
ACYS97
ACYS132
BGLY9
BCYS97
BCYS132

site_idSWS_FT_FI2
Number of Residues2
DetailsMOD_RES: ADP-ribosylarginine; by dinitrogenase reductase ADP-ribosyltransferase => ECO:0000250
ChainResidueDetails
AARG100
BARG100

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 212
ChainResidueDetails
ALYS10electrostatic stabiliser, hydrogen bond donor
ALYS15electrostatic stabiliser, hydrogen bond donor
ALYS41electrostatic stabiliser, hydrogen bond donor
AASP129hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor

site_idMCSA2
Number of Residues4
DetailsM-CSA 212
ChainResidueDetails
BLYS10electrostatic stabiliser, hydrogen bond donor
BLYS15electrostatic stabiliser, hydrogen bond donor
BLYS41electrostatic stabiliser, hydrogen bond donor
BASP129hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor

217705

PDB entries from 2024-03-27

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