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Entry: RBL1C_NITHX
LinkDB: RBL1C_NITHX
Original site: RBL1C_NITHX 
ID   RBL1C_NITHX             Reviewed;         473 AA.
AC   Q1QFS0;
DT   03-OCT-2006, integrated into UniProtKB/Swiss-Prot.
DT   16-MAY-2006, sequence version 1.
DT   27-MAR-2024, entry version 95.
DE   RecName: Full=Ribulose bisphosphate carboxylase large chain 3 {ECO:0000255|HAMAP-Rule:MF_01338};
DE            Short=RuBisCO large subunit 3 {ECO:0000255|HAMAP-Rule:MF_01338};
DE            EC=4.1.1.39 {ECO:0000255|HAMAP-Rule:MF_01338};
GN   Name=cbbL3 {ECO:0000255|HAMAP-Rule:MF_01338}; OrderedLocusNames=Nham_4332;
OS   Nitrobacter hamburgensis (strain DSM 10229 / NCIMB 13809 / X14).
OG   Plasmid 1.
OC   Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC   Nitrobacteraceae; Nitrobacter.
OX   NCBI_TaxID=323097;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 10229 / NCIMB 13809 / X14;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Kyrpides N., Ivanova N., Ward B., Arp D., Klotz M., Stein L.,
RA   O'Mullan G., Starkenburg S., Sayavedra L., Poret-Peterson A.T.,
RA   Gentry M.E., Bruce D., Richardson P.;
RT   "Complete sequence of plasmid 1 of Nitrobacter hamburgensis X14.";
RL   Submitted (MAR-2006) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: RuBisCO catalyzes two reactions: the carboxylation of D-
CC       ribulose 1,5-bisphosphate, the primary event in carbon dioxide
CC       fixation, as well as the oxidative fragmentation of the pentose
CC       substrate. Both reactions occur simultaneously and in competition at
CC       the same active site. {ECO:0000255|HAMAP-Rule:MF_01338}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2 (2R)-3-phosphoglycerate + 2 H(+) = CO2 + D-ribulose 1,5-
CC         bisphosphate + H2O; Xref=Rhea:RHEA:23124, ChEBI:CHEBI:15377,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:16526, ChEBI:CHEBI:57870,
CC         ChEBI:CHEBI:58272; EC=4.1.1.39; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01338};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=D-ribulose 1,5-bisphosphate + O2 = (2R)-3-phosphoglycerate +
CC         2-phosphoglycolate + 2 H(+); Xref=Rhea:RHEA:36631, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:15379, ChEBI:CHEBI:57870, ChEBI:CHEBI:58033,
CC         ChEBI:CHEBI:58272; Evidence={ECO:0000255|HAMAP-Rule:MF_01338};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01338};
CC       Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000255|HAMAP-Rule:MF_01338};
CC   -!- SUBUNIT: Heterohexadecamer of 8 large chains and 8 small chains.
CC       {ECO:0000255|HAMAP-Rule:MF_01338}.
CC   -!- MISCELLANEOUS: The basic functional RuBisCO is composed of a large
CC       chain homodimer in a 'head-to-tail' conformation. In form I RuBisCO
CC       this homodimer is arranged in a barrel-like tetramer with the small
CC       subunits forming a tetrameric 'cap' on each end of the 'barrel'.
CC       {ECO:0000255|HAMAP-Rule:MF_01338}.
CC   -!- SIMILARITY: Belongs to the RuBisCO large chain family. Type I
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_01338}.
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DR   EMBL; CP000320; ABE64927.1; -; Genomic_DNA.
DR   RefSeq; WP_011504815.1; NC_007959.1.
DR   AlphaFoldDB; Q1QFS0; -.
DR   SMR; Q1QFS0; -.
DR   KEGG; nha:Nham_4332; -.
DR   HOGENOM; CLU_031450_2_0_5; -.
DR   OrthoDB; 9764279at2; -.
DR   Proteomes; UP000001953; Plasmid pNITHX1.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004497; F:monooxygenase activity; IEA:UniProtKB-KW.
DR   GO; GO:0016984; F:ribulose-bisphosphate carboxylase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0019253; P:reductive pentose-phosphate cycle; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.20.20.110; Ribulose bisphosphate carboxylase, large subunit, C-terminal domain; 1.
DR   Gene3D; 3.30.70.150; RuBisCO large subunit, N-terminal domain; 1.
DR   HAMAP; MF_01338; RuBisCO_L_type1; 1.
DR   InterPro; IPR033966; RuBisCO.
DR   InterPro; IPR020878; RuBisCo_large_chain_AS.
DR   InterPro; IPR000685; RuBisCO_lsu_C.
DR   InterPro; IPR036376; RuBisCO_lsu_C_sf.
DR   InterPro; IPR017443; RuBisCO_lsu_fd_N.
DR   InterPro; IPR036422; RuBisCO_lsu_N_sf.
DR   InterPro; IPR020888; RuBisCO_lsuI.
DR   PANTHER; PTHR42704; RIBULOSE BISPHOSPHATE CARBOXYLASE; 1.
DR   PANTHER; PTHR42704:SF9; RIBULOSE BISPHOSPHATE CARBOXYLASE LARGE CHAIN; 1.
DR   Pfam; PF00016; RuBisCO_large; 1.
DR   Pfam; PF02788; RuBisCO_large_N; 1.
DR   SFLD; SFLDG01052; RuBisCO; 1.
DR   SFLD; SFLDS00014; RuBisCO; 1.
DR   SFLD; SFLDG00301; RuBisCO-like_proteins; 1.
DR   SUPFAM; SSF51649; RuBisCo, C-terminal domain; 1.
DR   SUPFAM; SSF54966; RuBisCO, large subunit, small (N-terminal) domain; 1.
DR   PROSITE; PS00157; RUBISCO_LARGE; 1.
PE   3: Inferred from homology;
KW   Calvin cycle; Carbon dioxide fixation; Lyase; Magnesium; Metal-binding;
KW   Monooxygenase; Oxidoreductase; Plasmid; Reference proteome.
FT   CHAIN           1..473
FT                   /note="Ribulose bisphosphate carboxylase large chain 3"
FT                   /id="PRO_0000251448"
FT   ACT_SITE        168
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   ACT_SITE        287
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   BINDING         116
FT                   /ligand="substrate"
FT                   /note="in homodimeric partner"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   BINDING         166
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   BINDING         170
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   BINDING         194
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /note="via carbamate group"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   BINDING         196
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   BINDING         197
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   BINDING         288
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   BINDING         320
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   BINDING         372
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   SITE            327
FT                   /note="Transition state stabilizer"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
FT   MOD_RES         194
FT                   /note="N6-carboxylysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01338"
SQ   SEQUENCE   473 AA;  52552 MW;  FFA1B44EF2C6218E CRC64;
     MAVKTYQAGV TQYRQSYWQP DYVPLDTDIL ACFKITPQPG VDREEAAAAV AAESSCGTWT
     TVWTDLLTDL DYYKGRAYRL EDVPGDDTCY YAFIAYPIDL FEEGSVVNVF TSLVGNVFGF
     KAVRALRLED LRFPIAYVKT CGGPPHGIQV ERDRLNKYGR PMLGCTIKPK LGLSAKNYGR
     ACYEALRGGL DFTKDDENIN SQPFMRWRDR FDFVMEAVQK AEQETGERKG HYLNVTAPTP
     EEMYKRAEHA KEIGAPIIMH DYLAGGLCAN AGLANWCRDN GILLHIHRAM HAVIDRNPHH
     GIHFRVLTKI LRLSGGDHLH TGTVVGKLEG DRASTLGWID LLRESFVPED RSRGIFFDQD
     WGSMPGCFAV ASGGIHVWHM PALVTIFGDD SVLQFGGGTL GHPWGNAAGA HANRVALEAC
     VQARAEGRQL EKEGKDILTA AAAHSPELKI AMETWKEIKF EFEAVDQLAI ANK
//
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