ID G7LJX6_9GAMM Unreviewed; 521 AA.
AC G7LJX6;
DT 25-JAN-2012, integrated into UniProtKB/TrEMBL.
DT 25-JAN-2012, sequence version 1.
DT 24-JAN-2024, entry version 40.
DE RecName: Full=Nitrogenase molybdenum-iron protein beta chain {ECO:0000256|ARBA:ARBA00014775, ECO:0000256|RuleBase:RU364127};
DE EC=1.18.6.1 {ECO:0000256|ARBA:ARBA00012773, ECO:0000256|RuleBase:RU364127};
DE AltName: Full=Dinitrogenase {ECO:0000256|RuleBase:RU364127};
GN ORFNames=BrE312_1976 {ECO:0000313|EMBL:EHD21362.1};
OS Brenneria sp. EniD312.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Pectobacteriaceae; Brenneria.
OX NCBI_TaxID=598467 {ECO:0000313|EMBL:EHD21362.1};
RN [1] {ECO:0000313|EMBL:EHD21362.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=EniD312 {ECO:0000313|EMBL:EHD21362.1};
RG US DOE Joint Genome Institute;
RA Lucas S., Han J., Lapidus A., Cheng J.-F., Goodwin L., Pitluck S.,
RA Peters L., Mikhailova N., Monk A.C., Detter J.C., Han C., Tapia R.,
RA Land M., Hauser L., Kyrpides N., Ivanova N., Pagani I., Balakrishnan V.,
RA Glasner J., Perna N., Woyke T.;
RT "Complete sequence of Brenneria sp. EniD312.";
RL Submitted (JUL-2011) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: This molybdenum-iron protein is part of the nitrogenase
CC complex that catalyzes the key enzymatic reactions in nitrogen
CC fixation. {ECO:0000256|ARBA:ARBA00002621,
CC ECO:0000256|RuleBase:RU364127}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=16 ATP + 16 H2O + N2 + 8 reduced [2Fe-2S]-[ferredoxin] = 16
CC ADP + 6 H(+) + H2 + 2 NH4(+) + 8 oxidized [2Fe-2S]-[ferredoxin] + 16
CC phosphate; Xref=Rhea:RHEA:21448, Rhea:RHEA-COMP:10000, Rhea:RHEA-
CC COMP:10001, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:17997,
CC ChEBI:CHEBI:18276, ChEBI:CHEBI:28938, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:33737, ChEBI:CHEBI:33738, ChEBI:CHEBI:43474,
CC ChEBI:CHEBI:456216; EC=1.18.6.1;
CC Evidence={ECO:0000256|ARBA:ARBA00000805,
CC ECO:0000256|RuleBase:RU364127};
CC -!- COFACTOR:
CC Name=[8Fe-7S] cluster; Xref=ChEBI:CHEBI:21143;
CC Evidence={ECO:0000256|RuleBase:RU364127};
CC Note=Binds 1 [8Fe-7S] cluster per heterodimer.
CC {ECO:0000256|RuleBase:RU364127};
CC -!- SUBUNIT: Tetramer of two alpha and two beta chains. Forms complex with
CC the iron protein (nitrogenase component 2).
CC {ECO:0000256|ARBA:ARBA00011462, ECO:0000256|RuleBase:RU364127}.
CC -!- SIMILARITY: Belongs to the NifD/NifK/NifE/NifN family.
CC {ECO:0000256|ARBA:ARBA00011002, ECO:0000256|RuleBase:RU004021}.
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DR EMBL; CM001230; EHD21362.1; -; Genomic_DNA.
DR RefSeq; WP_009112666.1; NZ_CM001230.1.
DR AlphaFoldDB; G7LJX6; -.
DR STRING; 598467.BrE312_1976; -.
DR eggNOG; COG2710; Bacteria.
DR HOGENOM; CLU_025876_2_0_6; -.
DR Proteomes; UP000002759; Chromosome.
DR GO; GO:0016612; C:molybdenum-iron nitrogenase complex; IEA:InterPro.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0018697; F:carbonyl sulfide nitrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0051536; F:iron-sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0016163; F:nitrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0009399; P:nitrogen fixation; IEA:UniProtKB-KW.
DR CDD; cd01974; Nitrogenase_MoFe_beta; 1.
DR Gene3D; 3.40.50.1980; Nitrogenase molybdenum iron protein domain; 3.
DR Gene3D; 1.20.89.10; Nitrogenase Molybdenum-iron Protein, subunit B, domain 4; 1.
DR InterPro; IPR000510; Nase/OxRdtase_comp1.
DR InterPro; IPR000318; Nase_comp1_CS.
DR InterPro; IPR005976; Nase_Mo-Fe_CF_bsu.
DR InterPro; IPR024564; Nase_Mo-Fe_CF_bsu_N.
DR NCBIfam; TIGR01286; nifK; 1.
DR PANTHER; PTHR33712; LIGHT-INDEPENDENT PROTOCHLOROPHYLLIDE REDUCTASE SUBUNIT B; 1.
DR PANTHER; PTHR33712:SF7; LIGHT-INDEPENDENT PROTOCHLOROPHYLLIDE REDUCTASE SUBUNIT B; 1.
DR Pfam; PF11844; DUF3364; 1.
DR Pfam; PF00148; Oxidored_nitro; 1.
DR SUPFAM; SSF53807; Helical backbone' metal receptor; 1.
DR PROSITE; PS00699; NITROGENASE_1_1; 1.
DR PROSITE; PS00090; NITROGENASE_1_2; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|RuleBase:RU364127};
KW Iron {ECO:0000256|RuleBase:RU364127};
KW Iron-sulfur {ECO:0000256|RuleBase:RU364127};
KW Metal-binding {ECO:0000256|RuleBase:RU364127};
KW Nitrogen fixation {ECO:0000256|ARBA:ARBA00023231,
KW ECO:0000256|RuleBase:RU004021};
KW Nucleotide-binding {ECO:0000256|RuleBase:RU364127};
KW Oxidoreductase {ECO:0000256|RuleBase:RU364127,
KW ECO:0000313|EMBL:EHD21362.1}.
FT DOMAIN 1..55
FT /note="Nitrogenase molybdenum-iron protein beta chain N-
FT terminal"
FT /evidence="ECO:0000259|Pfam:PF11844"
FT DOMAIN 69..499
FT /note="Nitrogenase/oxidoreductase component 1"
FT /evidence="ECO:0000259|Pfam:PF00148"
SQ SEQUENCE 521 AA; 58360 MW; 711A173A6CE9F081 CRC64;
MSQNTEKVKA CYPLFEQPEY QALFASKSEL EEGHGKERVR EVFEWTTTPE YEALNFQRQA
LTVDPAKACQ PLGAVLCALG FEKTLPYVHG SQGCVAYFRT YFNRHFKEPV ACVSDSMTED
AAVFGGNNNM NQGLQNASAL YKPEVIAVST TCMAEVIGDD LQAFISNAKK DGFVDDAIAV
PYAHTPSFIG SHITGWDNMF EGFARTFTQG VEGYQPGSNG KINLVAGFET YLGNYRVLKR
MMAQMAVPYS LLSDPSEVLD TPADGHYRLY AGGTTQAEMR DAPNAIDTLL LQPWHLVKSK
KVVRDDWQQP ATEVAVPMGL AATDDFLMTV SQLTGKPIPE ALALERGRLV DMMLDSHTWL
HGKRFGIYGD PDFLMGLTRF LLELGCEPAV ILCHNGNKRW QKAMNKLLES SPYGRESEVF
INCDLWHFRS LMFTRQPDFM IGNSYGKFIQ RDTKAKGDQF EVPLIRIGFP IFDRHHLHRA
TTWGYEGAMT MLTTLVNAIL EKLDGDTMAL GKTDYGYDLV R
//
