ID   RBS_LACSA      STANDARD;      PRT;   181 AA.
AC   Q40250;
DT   15-DEC-1998 (Rel. 37, Created)
DT   15-DEC-1998 (Rel. 37, Last sequence update)
DT   15-DEC-1998 (Rel. 37, Last annotation update)
DE   RIBULOSE BISPHOSPHATE CARBOXYLASE SMALL CHAIN PRECURSOR (EC 4.1.1.39)
DE   (RUBISCO SMALL SUBUNIT).
GN   RBCS.
OS   Lactuca sativa (Garden lettuce).
OC   Eukaryota; Viridiplantae; Embryophyta; Tracheophyta; Spermatophyta;
OC   Magnoliophyta; eudicotyledons; Asteridae; euasterids II; Asterales;
OC   Asteraceae; Lactuceae; Lactuca.
RN   [1]
RP   SEQUENCE FROM N.A.
RA   Hanyuu K.;
RL   Submitted (JAN-1993) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: RUBISCO CATALYZES TWO REACTIONS: THE CARBOXYLATION OF
CC       D-RIBULOSE 1,5-BISPHOSPHATE, THE PRIMARY EVENT IN PHOTOSYNTHETIC
CC       CARBON DIOXIDE FIXATION, AS WELL AS THE OXIDATIVE FRAGMENTATION OF
CC       THE PENTOSE SUBSTRATE IN THE PHOTORESPIRATION PROCESS. BOTH
CC       REACTIONS OCCUR SIMULTANEOUSLY AND IN COMPETITION AT THE SAME
CC       ACTIVE SITE.
CC   -!- CATALYTIC ACTIVITY: D-RIBULOSE 1,5-BISPHOSPHATE + CO(2) =
CC       2 3-PHOSPHO-D-GLYCERATE.
CC   -!- CATALYTIC ACTIVITY: D-RIBULOSE 1,5-BISPHOSPHATE + O(2) =
CC       3-PHOSPHO-D-GLYCERATE + 2-PHOSPHOGLYCOLATE.
CC   -!- SUBUNIT: 8 LARGE CHAINS + 8 SMALL CHAINS.
CC   -!- SUBCELLULAR LOCATION: CHLOROPLAST.
CC   -!- SIMILARITY: BELONGS TO THE RUBISCO SMALL CHAIN FAMILY.
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DR   EMBL; D14001; BAA03103.1; -.
DR   MENDEL; 399; LACsa;rbcS;1.
DR   INTERPRO; IPR000894; -.
DR   PFAM; PF00101; RuBisCO_small; 1.
DR   PRINTS; PR00152; RUBISCOSMALL.
KW   Photosynthesis; Carbon dioxide fixation; Photorespiration;
KW   Lyase; Oxidoreductase; Monooxygenase; Chloroplast; Transit peptide.
FT   TRANSIT       1     57       CHLOROPLAST (BY SIMILARITY).
FT   CHAIN        58    181       RIBULOSE BISPHOSPHATE CARBOXYLASE SMALL
FT                                CHAIN.
SQ   SEQUENCE   181 AA;  20359 MW;  CE6F3AD4E81F6075 CRC64;
     MASISSSAIA TVNRTTSTQA SLAAPFTGLK SNVAFPVTKK ANNDFSSLPS NGGRVQCMKV
     WPPIGLKKYE TLSYLPPLSD EALSKEIDYL IRNKWIPCLE FELEHGFVYR EHHHSPGYYD
     GRYWTMWKLP MFGCTDSAQV MKEVGECKKE YPNAFIRVIG FDNIRQVQCI SFIVAKPPGV
     L
//