BETA-1,4-GALACTOSYLTRANSFERASE COMPLEX WITH ALPHA-LACTALBUMIN AND N-BUTANOYL-GLUCOAMINE

ALPHA-LACTALBUMIN (LA) STIMULATES MILK
BETA-1,4-GALACTOSYLTRANSFERASE I (BETA 4GAL-T1) TO
TRANSFER GLUCOSE FROM UDP-GLUCOSE TO
N-ACETYLGLUCOSAMINE. CRYSTAL STRUCTURE OF BETA
4GAL-T1 X LA COMPLEX WITH UDP-GLC.

TELTKCKVSHAIKDIDGYQGISLLEWACVLFHTSGYDTQAVVNDNGSTEYGLFQISDRFWCKSSEFPESENICGISCDKL
LDDELDDDIACAKKILAIKGIDYWKAYKPMCSEKLEQWRCEKP

ASMTGGQQMGRGSSLTACPEESPLLVGPMLIEFNIPVDLKLVEQQNPKVKLGGRYTPMDCISPHKVAIIIPFRNRQEHLK
YWLYYLHPILQRQQLDYGIYVINQAGESMFNRAKLLNVGFKEALKDYDYNCFVFSDVDLIPMNDHNTYRCFSQPRHISVA
MDKFGFSLPYVQYFGGVSALSKQQFLSINGFPNNYWGWGGEDDDIYNRLAFRGMSVSRPNAVIGKCRMIRHSRDKKNEPN
PQRFDRIAHTKETMLSDGLNSLTYMVLEVQRYPLYTKITVDIGTPS

Sodium citrate, PEG 4000, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

SEQUENCE
CHAINS B AND D CARRY A 13 AMINO ACID
N-TERMINAL TAG

Alpha-lactalbumin, beta-1,4-galactosyltransferase (E.C.2.4.1.90)

alpha-lactalbumin; beta1, 4-galactosyltransferase; N-BUTANOYL-GLUCOAMINE, TRANSFERASE ACTIVATOR-TRANSFERASE COMPLEX