ID Q8HSQ5_9RHOD Unreviewed; 466 AA.
AC Q8HSQ5;
DT 01-MAR-2003, integrated into UniProtKB/TrEMBL.
DT 01-MAR-2003, sequence version 1.
DT 24-JAN-2024, entry version 74.
DE RecName: Full=Ribulose bisphosphate carboxylase large chain {ECO:0000256|RuleBase:RU000302};
DE EC=4.1.1.39 {ECO:0000256|RuleBase:RU000302};
DE Flags: Fragment;
GN Name=rbcL {ECO:0000313|EMBL:AAN76118.1};
OS Porphyra papenfussii.
OG Plastid; Chloroplast {ECO:0000313|EMBL:AAN76118.1}.
OC Eukaryota; Rhodophyta; Bangiophyceae; Bangiales; Bangiaceae; Porphyra.
OX NCBI_TaxID=182770 {ECO:0000313|EMBL:AAN76118.1};
RN [1] {ECO:0000313|EMBL:AAN76118.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=28-Jun-1995 {ECO:0000313|EMBL:AAN76118.1};
RA Lindstrom S.C., Fredericq S.;
RT "rbcL gene sequences reveal relationships among north-east Pacific species
RT of Porphyra (Bangiales, Rhodophyta) and a new species, P. aestivalis.";
RL Phycol. Res. 51:211-224(2003).
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 {ECO:0000256|ARBA:ARBA00011371, ECO:0000256|RuleBase:RU000302}.
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast
CC {ECO:0000256|RuleBase:RU000302}.
CC -!- SIMILARITY: Belongs to the RuBisCO large chain family.
CC {ECO:0000256|RuleBase:RU000302}.
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DR EMBL; AF452437; AAN76118.1; -; Genomic_DNA.
DR AlphaFoldDB; Q8HSQ5; -.
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: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:AAN76118.1};
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|RuleBase:RU000302};
KW Photosynthesis {ECO:0000256|RuleBase:RU000302};
KW Plastid {ECO:0000256|ARBA:ARBA00022640, ECO:0000313|EMBL:AAN76118.1}.
FT DOMAIN 6..126
FT /note="Ribulose bisphosphate carboxylase large subunit
FT ferrodoxin-like N-terminal"
FT /evidence="ECO:0000259|Pfam:PF02788"
FT DOMAIN 138..443
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:AAN76118.1"
SQ SEQUENCE 466 AA; 51461 MW; A3F6D6030B0296D3 CRC64;
YAKMGYWDAD YVIKETDILA LFRITPQPGV DPIEASAAIA GESSTATWTV VWTDLLTACD
LYRAKAYRVD PVPNVADQYF AYIAYDIDLF EEGSIANLTA SIIGNVFGFK AVKALRLEDM
RMPVAYLKTF QGPATGLIVE RERMDKFGRP FLGATVKPKL GLSGKNYGRV VYEGLKGGLD
FLKDDENINS QPFMRWRERF LYSMEGVNKA SAAAGEIKGH YLNVTAATME DMYERAEFSK
DVGSIICMID LVIGYTAIQS MAIWARKHDM ILHLHRAGNS TYSRQKNHGM NFRVICKWMR
MAGVDHIHAG TVVGKLEGDP LMIKGFYNTL LESDTEINLP QGLFFAQNWA SLRKVVPVAS
GGIHAGQMHQ LLDYLGDDVV LQFGGGTIGH PDGIQAGATA NRVALESMVV ARNEGRDFVA
EGPQILRDAA KTCGPLQTAL DLWKDISFNY TSTDTADFVE TPTANV
//
