ID B3LDX6_9GENT Unreviewed; 466 AA.
AC B3LDX6;
DT 02-SEP-2008, integrated into UniProtKB/TrEMBL.
DT 02-SEP-2008, sequence version 1.
DT 27-MAR-2024, entry version 46.
DE RecName: Full=Ribulose bisphosphate carboxylase large chain {ECO:0000256|ARBA:ARBA00017725, ECO:0000256|RuleBase:RU000302};
DE EC=4.1.1.39 {ECO:0000256|ARBA:ARBA00012287, ECO:0000256|RuleBase:RU000302};
DE Flags: Fragment;
GN Name=rbcL {ECO:0000313|EMBL:CAQ58393.1};
OS Gaertnera sp. Bremer et al. 4008.
OG Plastid; Chloroplast {ECO:0000313|EMBL:CAQ58393.1}.
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC asterids; lamiids; Gentianales; Rubiaceae; Rubioideae; Gaertnereae;
OC Gaertnera.
OX NCBI_TaxID=509960 {ECO:0000313|EMBL:CAQ58393.1};
RN [1] {ECO:0000313|EMBL:CAQ58393.1}
RP NUCLEOTIDE SEQUENCE.
RX PubMed=18499483; DOI=10.1016/j.ympev.2008.03.034;
RA Razafimandimbison S.G., Rydin C., Bremer B.;
RT "Evolution and trends in the Psychotrieae alliance (Rubiaceae)-A rarely
RT reported evolutionary change of many-seeded carpels from one-seeded
RT carpels.";
RL Mol. Phylogenet. Evol. 48:207-223(2008).
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;
CC Evidence={ECO:0000256|ARBA:ARBA00001067,
CC ECO:0000256|RuleBase:RU000302};
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:0000256|ARBA:ARBA00000537,
CC ECO:0000256|RuleBase:RU000302};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|RuleBase:RU000302};
CC Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000256|RuleBase:RU000302};
CC -!- SUBUNIT: Heterohexadecamer of 8 large chains and 8 small chains;
CC disulfide-linked. The disulfide link is formed within the large subunit
CC homodimers. {ECO:0000256|ARBA:ARBA00025888}.
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast
CC {ECO:0000256|RuleBase:RU000302}.
CC -!- SIMILARITY: Belongs to the RuBisCO large chain family. Type I
CC subfamily. {ECO:0000256|ARBA:ARBA00006204}.
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DR EMBL; AM945287; CAQ58393.1; -; Genomic_DNA.
DR AlphaFoldDB; B3LDX6; -.
DR GO; GO:0009507; C:chloroplast; IEA:UniProtKB-SubCell.
DR GO; GO:0000287; F:magnesium ion binding; IEA:InterPro.
DR GO; GO:0004497; F:monooxygenase activity; IEA:UniProtKB-KW.
DR GO; GO:0016984; F:ribulose-bisphosphate carboxylase activity; IEA:UniProtKB-EC.
DR GO; GO:0009853; P:photorespiration; IEA:UniProtKB-KW.
DR GO; GO:0019253; P:reductive pentose-phosphate cycle; IEA:UniProtKB-KW.
DR CDD; cd08212; RuBisCO_large_I; 1.
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 {ECO:0000256|ARBA:ARBA00022567,
KW ECO:0000256|RuleBase:RU000302};
KW Carbon dioxide fixation {ECO:0000256|ARBA:ARBA00023300,
KW ECO:0000256|RuleBase:RU000302};
KW Chloroplast {ECO:0000256|RuleBase:RU000302, ECO:0000313|EMBL:CAQ58393.1};
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|RuleBase:RU000302};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|RuleBase:RU000302};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|RuleBase:RU000302};
KW Monooxygenase {ECO:0000256|ARBA:ARBA00023033,
KW ECO:0000256|RuleBase:RU000302};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU000302};
KW Photorespiration {ECO:0000256|ARBA:ARBA00023238,
KW ECO:0000256|RuleBase:RU000302};
KW Photosynthesis {ECO:0000256|RuleBase:RU000302};
KW Plastid {ECO:0000256|ARBA:ARBA00022640, ECO:0000313|EMBL:CAQ58393.1}.
FT DOMAIN 14..134
FT /note="Ribulose bisphosphate carboxylase large subunit
FT ferrodoxin-like N-terminal"
FT /evidence="ECO:0000259|Pfam:PF02788"
FT DOMAIN 144..452
FT /note="Ribulose bisphosphate carboxylase large subunit C-
FT terminal"
FT /evidence="ECO:0000259|Pfam:PF00016"
FT NON_TER 1
FT /evidence="ECO:0000313|EMBL:CAQ58393.1"
FT NON_TER 466
FT /evidence="ECO:0000313|EMBL:CAQ58393.1"
SQ SEQUENCE 466 AA; 51732 MW; 497C00439E47B30A CRC64;
RWIQAGVKAY KLTYYTPEYE TKDTDILAAF RVTPQPGVPP EEAGAAVAAE SSTGTWTTVW
TDGLTSLDRY KGRCYHIEPV PGEEDQFIAY VAYPLDLFEE GSVTNMFTSI VGNVFGFKAL
RALRLEDLRI PVAYVKTFQG PPHGIQVERD KLNKYGRPLL GCTIKPKLGL SAKNYGRACY
ECLRGGLDFT KDDENVNSQP FMRWRDRFCF CAEAIYKAQA ETGEIKGHYL NATAGTCEEM
IKRAVFAREL GAPIVMHDYL TGGFTANTSL AHYCRDNGLL LHIHRAMHAV IDRQKYHGMH
FRVLAKAVRM SGGDHVHAGT VVGKLEGERD ITLGFVDLLR DDYIEKDRSR GIYFTQDWVS
LPGVIPVASG GIHVWHMPAL TEIFGDDSVL QFGGGTLGHP WGNAPGAVAN RVAVEACVKA
RNEGRDLAAE GNEIIREASK WSPELAAACE VWKEITFNFE AVDKLD
//