ID   SUS2_PEA                Reviewed;         809 AA.
AC   O24301;
DT   15-DEC-1998, integrated into UniProtKB/Swiss-Prot.
DT   01-JAN-1998, sequence version 1.
DT   03-AUG-2022, entry version 73.
DE   RecName: Full=Sucrose synthase 2;
DE            EC=2.4.1.13;
DE   AltName: Full=Sucrose-UDP glucosyltransferase 2;
GN   Name=SUS2;
OS   Pisum sativum (Garden pea).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; fabids; Fabales; Fabaceae; Papilionoideae; 50 kb inversion clade;
OC   NPAAA clade; Hologalegina; IRL clade; Fabeae; Pisum.
OX   NCBI_TaxID=3888;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   STRAIN=cv. Frisson; TISSUE=Seed coat;
RA   Buchner P., Poret M., Rochat C.;
RT   "Cloning and characterization of a cDNA encoding a second sucrose synthase
RT   gene in pea (Pisum sativum L.).";
RL   (er) Plant Gene Register PGR98-105(1998).
CC   -!- FUNCTION: Sucrose-cleaving enzyme that provides UDP-glucose and
CC       fructose for various metabolic pathways.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=an NDP-alpha-D-glucose + D-fructose = a ribonucleoside 5'-
CC         diphosphate + H(+) + sucrose; Xref=Rhea:RHEA:16241,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:17992, ChEBI:CHEBI:37721,
CC         ChEBI:CHEBI:57930, ChEBI:CHEBI:76533; EC=2.4.1.13;
CC   -!- SIMILARITY: Belongs to the glycosyltransferase 1 family. Plant sucrose
CC       synthase subfamily. {ECO:0000305}.
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DR   EMBL; AJ001071; CAA04512.1; -; mRNA.
DR   PIR; T06497; T06497.
DR   AlphaFoldDB; O24301; -.
DR   SMR; O24301; -.
DR   CAZy; GT4; Glycosyltransferase Family 4.
DR   PRIDE; O24301; -.
DR   BRENDA; 2.4.1.13; 4872.
DR   SABIO-RK; O24301; -.
DR   GO; GO:0016157; F:sucrose synthase activity; IEA:UniProtKB-EC.
DR   GO; GO:0005985; P:sucrose metabolic process; IEA:InterPro.
DR   InterPro; IPR001296; Glyco_trans_1.
DR   InterPro; IPR000368; Sucrose_synth.
DR   InterPro; IPR012820; Sucrose_synthase_pln/cyn.
DR   PANTHER; PTHR45839; PTHR45839; 1.
DR   Pfam; PF00534; Glycos_transf_1; 1.
DR   Pfam; PF00862; Sucrose_synth; 1.
DR   TIGRFAMs; TIGR02470; sucr_synth; 1.
PE   2: Evidence at transcript level;
KW   Glycosyltransferase; Transferase.
FT   CHAIN           1..809
FT                   /note="Sucrose synthase 2"
FT                   /id="PRO_0000204658"
FT   REGION          278..756
FT                   /note="GT-B glycosyltransferase"
FT                   /evidence="ECO:0000250|UniProtKB:P49040"
SQ   SEQUENCE   809 AA;  92208 MW;  6C5BBF708C37DE75 CRC64;
     MSTHPKFTRV PSIRDRVQDT LSAHRNELIS LLSRYVAQGK GILQPHNLID ELDNILGEDH
     ATLDLKNGPF GQIINSAQEA IVLPPFVAIA VRPRPGVWEY VRVNVFELSV EQLSVSEYLS
     FKEELVEGKS NDNIILELDL EPFNASFPRP TRSSSIGNGV QFLNRHLSSN MFRNKDCLEP
     LLDFLRVHTY KGHALMLNDR IQSISKLQSA LVKAEDHLSK LAPDTLYSEF EYELQGTGFE
     RGWGDTAARV LEMMHLLLDI LQAPDPSTLE TFLGRVPMVF NVVILSPHGF FGQANVLGLP
     DTGGQVVYIL DQVRALESEM LVRIKKQGLD FTPRILIVTR LIPDAKGTTC NQRLERVSGT
     EYTHILRVPF RSEKGILRKW ISRFDVWPFL ETFAEDVASE IAAELQCYPD FIIGNYSDGN
     LVASLLAYKM GVTQCTIAHA LEKTKYPDSD IYWKKFEDKY HFSCQFTADL IAMNNADFII
     TSTYQEIAGT KNTIGQYESH TAFTLPGLYR VVHGIDVFDP KFNIVSPGAD MTIYFPYSDK
     EKRLTALHSS IEKLLYGTEQ TDEYIGSLTD RSKPIIFSMA RLDRVKNITG LVESYAKNSK
     LRELVNLVVV AGYIDVKKSS DREEIEEIEK MHDLMKQYNL NGEFRWITAQ TNRARNGELY
     RYIADTKGAF VQPAFYEAFG LTVVEAMTCG LPTFATNHGG PAEIIEHGVS GFHIDPYHPD
     QASELLVDFF QRCKEDPNHW NKVSDGGLQR IYERYTWKIY SERLMTLAGV YSFWKYVSKL
     ERRETRRYLE MFYILKFRDL ANSVPIAKG