8TC3

CryoEM structure of nucleotide-free form of the nitrogenase iron protein from A. vinelandii

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0000166	molecular_function	nucleotide binding
A	0005524	molecular_function	ATP binding
A	0008218	biological_process	bioluminescence
A	0009399	biological_process	nitrogen fixation
A	0016163	molecular_function	nitrogenase activity
A	0016491	molecular_function	oxidoreductase activity
A	0046872	molecular_function	metal ion binding
A	0051536	molecular_function	iron-sulfur cluster binding
A	0051539	molecular_function	4 iron, 4 sulfur cluster binding
B	0000166	molecular_function	nucleotide binding
B	0005524	molecular_function	ATP binding
B	0008218	biological_process	bioluminescence
B	0009399	biological_process	nitrogen fixation
B	0016163	molecular_function	nitrogenase activity
B	0016491	molecular_function	oxidoreductase activity
B	0046872	molecular_function	metal ion binding
B	0051536	molecular_function	iron-sulfur cluster binding
B	0051539	molecular_function	4 iron, 4 sulfur cluster binding

Functional Information from PROSITE/UniProt

site_id	PS00692
Number of Residues	14
Details	NIFH_FRXC_2 NifH/frxC family signature 2. DvLGDVVCGGFAmP

Chain	Residue	Details
A	ASP125-PRO138

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site_id	PS00746
Number of Residues	13
Details	NIFH_FRXC_1 NifH/frxC family signature 1. EsGGPepGvGCAG

Chain	Residue	Details
A	GLU87-GLY99

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	18
Details	Binding site: {}

Chain

Residue

Details

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site_id	SWS_FT_FI2
Number of Residues	2
Details	Modified residue: {"description":"ADP-ribosylarginine; by dinitrogenase reductase ADP-ribosyltransferase","evidences":[{"evidenceCode":"ECO:0000250"}]}

Chain

Residue

Details

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Catalytic Information from CSA

site_id	MCSA1
Number of Residues	4
Details	M-CSA 212

Chain	Residue	Details
A	LYS10	electrostatic stabiliser, hydrogen bond donor
A	LYS15	electrostatic stabiliser, hydrogen bond donor
A	LYS41	electrostatic stabiliser, hydrogen bond donor
A	ASP129	hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor

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site_id	MCSA2
Number of Residues	4
Details	M-CSA 212

Chain	Residue	Details
B	LYS10	electrostatic stabiliser, hydrogen bond donor
B	LYS15	electrostatic stabiliser, hydrogen bond donor
B	LYS41	electrostatic stabiliser, hydrogen bond donor
B	ASP129	hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor

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