Enzyme
One of three specific glucosyltransferases in pea (Pisum sativum) that successively add a beta-D-glucosyl group first to O-3 of kaempferol, and then to O-2 of the previously added glucosyl group giving the 3-O-sophoroside and then the 3-O-sophorotrioside (see also EC 2.4.1.91, flavonol 3-O-glucosyltransferase and EC 2.4.1.240, flavonol-3-O-glycoside glucosyltransferase). TDP-glucose can replace UDP-glucose as the glucose donor but the reaction proceeds more slowly.
UGT79B30
Enzyme
UDP-glycosyltransferase 79B30
Enzyme name
EC:2.4.1.239
Entry
Transferases;Glycosyltransferases;Hexosyltransferases
Class
UDP-glucose:flavonol-3-O-beta-D-glucoside 2''-O-beta-D-glucosyltransferase
Sysname
UDP-glucose + a flavonol 3-O-beta-D-glucoside = UDP + a flavonol 3-O-beta-D-glucosyl-(1->2)-beta-D-glucoside [RN:R07339]
Reaction
UDP [CPD:C00015];flavonol 3-O-beta-D-glucosyl-(1->2)-beta-D-glucoside [CPD:C15581]
Product

Species information
Pyrus betulifolia
Species name
Pyrus betulifolia is a species of eudicot in the family Rosaceae (rose family).
Species info

Gene sequence info
Pyrus_betulifolia.UGT79B30.fa
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>Chr5.g06132.m1
MGDKKLHVAMYPWFAMGHLTSFLHISNKLAERGHRISFFIPVKTLQKLEAFNLYPDRIAFIPINVPHVPGLPPGTETTADVPFPLHSLLMTTMDLTRPEIGQALRELKPDFVFFDFTQWMPELLHELDMGIKSIHYCTISPATVLYLSTPERNLMEKQPKAADLMLPPPSFPASSITLRTHEARGLVAVMLKEFGRGVTFMQRQFRSFSGCDAIAFKTCREIEGPYCDYIGTQLRKPVLLAGPVVPETPTKELDEKWSKWLEGFEAKSMIYCAFGSECILKIDQFQELLLGFEITGLPFFAALKPPMGAESIESALPEGFEERTRERGVVYGGWVQQPLFLRHPSVGCFVTHCGSGSLSEALVNECQLVLLPNVGDQIINARVMSRDLKVGVEVEKGDLDGLFTKEGVSKAVEAVMEDGGEVAEEVRSNHAKWREFLCGKELENSYLNSFEQKLHQLLE
>Chr5.g06131.m1
MGDKKLHVAMYPWFAMGHLIAFLHTCNKLAERGHRISFFVPVQTLQKLQGFNLYPDRIAFIPIHVPHVDGLPPGTETTTDVPFPLHSLLMTAMDLTRPAVGQTLRELKPDFVFFDFTHWLPELLHELDMGIKSIHYCIISPATIGYLSTPERNPTEKLPTAADLMLPPPSFPASSITLRTHEARGLVAVLLKEFGRGMTFMQRQFLSFSRCDAIAFKTCREMEGPYSDYIETQYKKPVILAGSVVPETSTTELDEKWAKWLEGFEAKSMIYCAFGSECNLKIDQFQELLLGFEITGLPFFAALKPPMGVESIESALPEGFEERTRGRGVVYGGWVQQPLFLRHPSVGCFVTHCGSGSLSEALVNECQLVLLPNVGDQIINARMMGCDLKVGVEVEKGDLDGLFTKEGVAKAVEAVMEDGSEVAEEVRSNHAKWREFFSGKGLGNSYLDSFEQKLHKLLE
>Chr5.g06133.m1
MGDKKLHVAMYPWFAMGHLIAFLHTCNKLAERGHRISFFVPFKTLQKLEAFNLYPDRIAFIPINVPHVDGLPPGTETTADVPFPLHSLLITAMDLTKPAVGQALRELKPDIVFFDFTHWLPELLHELDMGIKSIHYCIISPATIGYLSIPERNPMEKQLTAADLILPPPSFPASSITLRTHEARGLVAGMSTEFGSGVTFTQRQFLSFSGCDAIAFKTCREMEGPYCDYIETQYKKPVILAGPVVPEIPTTDECILKIDRFQELLLGFELTGLPFFVALKPPMGAESIESALPEGFEERTRGRGVVYGGWVQQPLFLRHPSVGCFVTHCGSGSLSEALANECQLVLLPNVGDQIINARMMGHDLKVGVEVEKGDLDGLFTKEGVAKAVEAVMEDGGEVAEEVRSNHAKWREFLSGKGLGSSYLDSFEQKLHQLVE
>Chr10.g14257.m1
MSNYQPLPSLHIAMYPWFAMGHLTPYLHLSNKLAERGHRISFFVPTKTQQKLQALNLHPHLISFIPITVPHVDGLPPGAETTNDVPFPSYSLLMDAMDLTQPAILQAICELNPNFVFFDFTPWLPKLLRQLGTGIKSINYIIISPAFVGYVRSPERKVLMEKSVLTEDDLINDLVNPPPSFPSSSIKLPAHEARMLAPFLLKEFGSGKKFIERQIISLNDCDAAAFRACREMEGKYCDYIETQLRKPVLLAGPLVPETPTTELDVKWAKWLERFEAKSVIYCAFGSECVLKIDQFQELLLGFELTGLPFFAALKPPMGVEAIESALPEGFEGRVKGRGVVSWGWVQQPLILKHPSVGCFVTHCGSSSLMEGLVSKCQLVLLPNVADQIAIARVMGRDLRVGVEVEKGEEDGVFTKEGVCKAVRDVMDAESEVGKEVRRNHAKLREVLSSKGLENSYIDSFVEKLHALLGLKQ
>Chr10.g14259.m1
MSNYQPLPSLHIAMYPWFAMGHLTPYLHLSNKLAERGHRISFFVPTKTQQKLQALNFHPHLISFIPITVPHVDGLLPGAETTNDVPFPSNSLLMDAMDLTQPAIMQLICELNPNFVFFDFTPWLPKLLRQLGTGIKSIYYIIISPAIVGYVRSPERKVLMEKSVLTEDDLINELINPPPSFPPSSIKLPAHEARMLAPFLLKEFGSGMKLIERLKISLKDCDAVAFRTCREMEGKYCDYLETQLRKPVLLAGPVVPETPTTELDEKWAKWLETFEAKSVIYCAFGTECVLKIDQFQELLLGFELTGLPFFAALKPPMGVEAIESALPEGFEGRVKGRGVVSWGWVQQPLMLKHPSVGCFVTHCGPSSLMEGLVSECQLVLLPNVADQLAIARVMGRDLRVGVEVEKGEEDGVFTKEGVFKAVRDVMDEESEVGKEVRRNHAKWREFFSGKGLENSYIDSFVEKLHALLGLN
MGDKKLHVAMYPWFAMGHLTSFLHISNKLAERGHRISFFIPVKTLQKLEAFNLYPDRIAFIPINVPHVPGLPPGTETTADVPFPLHSLLMTTMDLTRPEIGQALRELKPDFVFFDFTQWMPELLHELDMGIKSIHYCTISPATVLYLSTPERNLMEKQPKAADLMLPPPSFPASSITLRTHEARGLVAVMLKEFGRGVTFMQRQFRSFSGCDAIAFKTCREIEGPYCDYIGTQLRKPVLLAGPVVPETPTKELDEKWSKWLEGFEAKSMIYCAFGSECILKIDQFQELLLGFEITGLPFFAALKPPMGAESIESALPEGFEERTRERGVVYGGWVQQPLFLRHPSVGCFVTHCGSGSLSEALVNECQLVLLPNVGDQIINARVMSRDLKVGVEVEKGDLDGLFTKEGVSKAVEAVMEDGGEVAEEVRSNHAKWREFLCGKELENSYLNSFEQKLHQLLE
>Chr5.g06131.m1
MGDKKLHVAMYPWFAMGHLIAFLHTCNKLAERGHRISFFVPVQTLQKLQGFNLYPDRIAFIPIHVPHVDGLPPGTETTTDVPFPLHSLLMTAMDLTRPAVGQTLRELKPDFVFFDFTHWLPELLHELDMGIKSIHYCIISPATIGYLSTPERNPTEKLPTAADLMLPPPSFPASSITLRTHEARGLVAVLLKEFGRGMTFMQRQFLSFSRCDAIAFKTCREMEGPYSDYIETQYKKPVILAGSVVPETSTTELDEKWAKWLEGFEAKSMIYCAFGSECNLKIDQFQELLLGFEITGLPFFAALKPPMGVESIESALPEGFEERTRGRGVVYGGWVQQPLFLRHPSVGCFVTHCGSGSLSEALVNECQLVLLPNVGDQIINARMMGCDLKVGVEVEKGDLDGLFTKEGVAKAVEAVMEDGSEVAEEVRSNHAKWREFFSGKGLGNSYLDSFEQKLHKLLE
>Chr5.g06133.m1
MGDKKLHVAMYPWFAMGHLIAFLHTCNKLAERGHRISFFVPFKTLQKLEAFNLYPDRIAFIPINVPHVDGLPPGTETTADVPFPLHSLLITAMDLTKPAVGQALRELKPDIVFFDFTHWLPELLHELDMGIKSIHYCIISPATIGYLSIPERNPMEKQLTAADLILPPPSFPASSITLRTHEARGLVAGMSTEFGSGVTFTQRQFLSFSGCDAIAFKTCREMEGPYCDYIETQYKKPVILAGPVVPEIPTTDECILKIDRFQELLLGFELTGLPFFVALKPPMGAESIESALPEGFEERTRGRGVVYGGWVQQPLFLRHPSVGCFVTHCGSGSLSEALANECQLVLLPNVGDQIINARMMGHDLKVGVEVEKGDLDGLFTKEGVAKAVEAVMEDGGEVAEEVRSNHAKWREFLSGKGLGSSYLDSFEQKLHQLVE
>Chr10.g14257.m1
MSNYQPLPSLHIAMYPWFAMGHLTPYLHLSNKLAERGHRISFFVPTKTQQKLQALNLHPHLISFIPITVPHVDGLPPGAETTNDVPFPSYSLLMDAMDLTQPAILQAICELNPNFVFFDFTPWLPKLLRQLGTGIKSINYIIISPAFVGYVRSPERKVLMEKSVLTEDDLINDLVNPPPSFPSSSIKLPAHEARMLAPFLLKEFGSGKKFIERQIISLNDCDAAAFRACREMEGKYCDYIETQLRKPVLLAGPLVPETPTTELDVKWAKWLERFEAKSVIYCAFGSECVLKIDQFQELLLGFELTGLPFFAALKPPMGVEAIESALPEGFEGRVKGRGVVSWGWVQQPLILKHPSVGCFVTHCGSSSLMEGLVSKCQLVLLPNVADQIAIARVMGRDLRVGVEVEKGEEDGVFTKEGVCKAVRDVMDAESEVGKEVRRNHAKLREVLSSKGLENSYIDSFVEKLHALLGLKQ
>Chr10.g14259.m1
MSNYQPLPSLHIAMYPWFAMGHLTPYLHLSNKLAERGHRISFFVPTKTQQKLQALNFHPHLISFIPITVPHVDGLLPGAETTNDVPFPSNSLLMDAMDLTQPAIMQLICELNPNFVFFDFTPWLPKLLRQLGTGIKSIYYIIISPAIVGYVRSPERKVLMEKSVLTEDDLINELINPPPSFPPSSIKLPAHEARMLAPFLLKEFGSGMKLIERLKISLKDCDAVAFRTCREMEGKYCDYLETQLRKPVLLAGPVVPETPTTELDEKWAKWLETFEAKSVIYCAFGTECVLKIDQFQELLLGFELTGLPFFAALKPPMGVEAIESALPEGFEGRVKGRGVVSWGWVQQPLMLKHPSVGCFVTHCGPSSLMEGLVSECQLVLLPNVADQLAIARVMGRDLRVGVEVEKGEEDGVFTKEGVFKAVRDVMDEESEVGKEVRRNHAKWREFFSGKGLENSYIDSFVEKLHALLGLN
Gene tree
Gene tree

Sheng jun & Dong yang Teams, Yunnan agriculture University