ID Q1H945_9MONI Unreviewed; 436 AA.
AC Q1H945;
DT 27-JUN-2006, integrated into UniProtKB/TrEMBL.
DT 27-JUN-2006, sequence version 1.
DT 22-FEB-2023, entry version 59.
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:CAJ45585.1};
OS Culcita coniifolia.
OG Plastid; Chloroplast {ECO:0000313|EMBL:CAJ45585.1}.
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Polypodiopsida; Polypodiidae; Cyatheales; Culcitaceae; Culcita.
OX NCBI_TaxID=37227 {ECO:0000313|EMBL:CAJ45585.1};
RN [1] {ECO:0000313|EMBL:CAJ45585.1}
RP NUCLEOTIDE SEQUENCE.
RX PubMed=16481203; DOI=10.1016/j.ympev.2006.01.001;
RA Korall P., Pryer K.M., Metzgar J.S., Schneider H., Conant D.S.;
RT "Tree ferns: monophyletic groups and their relationships as revealed by
RT four protein-coding plastid loci.";
RL Mol. Phylogenet. Evol. 39:830-845(2006).
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 in the photorespiration process. Both reactions occur
CC simultaneously and in competition at the same active site.
CC {ECO:0000256|ARBA:ARBA00025664}.
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; AM177333; CAJ45585.1; -; Genomic_DNA.
DR AlphaFoldDB; Q1H945; -.
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:CAJ45585.1};
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:CAJ45585.1}.
FT DOMAIN 15..135
FT /note="Ribulose bisphosphate carboxylase large subunit
FT ferrodoxin-like N-terminal"
FT /evidence="ECO:0000259|Pfam:PF02788"
FT DOMAIN 145..431
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:CAJ45585.1"
FT NON_TER 436
FT /evidence="ECO:0000313|EMBL:CAJ45585.1"
SQ SEQUENCE 436 AA; 48198 MW; A36951C340DD53AC CRC64;
GVGFKAGVKD YRLTYYTPDY KTKDTDILAA FRMTPQPGVP PEEAGAAVAA ESSTGTWTTV
WTDGLTSLDR YKGRCYDIEP VSGEENQYIA YVAYPLDLFE EGSVTNLFTS IVGNVFGFKA
LRALRLEDLR IPPAYSKTFI GPPHGIQVER DKLNKYGRPL LGCTIKPKLG LSAKNYGRAV
YECLRGGLDF TKDDENVNSQ PFMRWRDRFL FVAEALFKAQ AETGEIKGHY LNATAGTCEE
MLKRAVFARE LGAPIVMHDY LTGGFTANTS LAFYCRDNGL LLHIHRAMHA VIDRQRNHGI
HFRVLAKALR MSGGDHIHAG TVVGKLEGER EVTLGFVDLL RDDYIEKDRS RGIYFTQDWV
SMPGVLPVAS GGIHVWHMPA LTEIFGDDSV LQFGGGTLGH PWGNAPGAVA NRVALEACVQ
ARNEGRDLAR EGNEII
//