Structure-activity relationships of analogues of thapsigargin modified at O-11 and O-12
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Structure-activity relationships of analogues of thapsigargin modified at O-11 and O-12. / Nielsen, S F; Thastrup, Ole; Pedersen, R; Olsen, C E; Christensen, S B.
In: Journal of Medicinal Chemistry, Vol. 38, No. 2, 1995, p. 272-6.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Structure-activity relationships of analogues of thapsigargin modified at O-11 and O-12
AU - Nielsen, S F
AU - Thastrup, Ole
AU - Pedersen, R
AU - Olsen, C E
AU - Christensen, S B
PY - 1995
Y1 - 1995
N2 - A number of analogues of thapsigargin have been synthesized by alkylating or acylating O-11 and O-12 in the lactol obtained by reducing thapsigargicin. Introduction of alpha-disposed substituents decreased the Ca(2+)-ATPase inhibitory potency of the analogue, whereas the enzyme was more tolerant toward beta-disposed substituents, indicating that the alpha-face of the lactone ring is in close contact with the binding site when the inhibitor is bound to the enzyme.
AB - A number of analogues of thapsigargin have been synthesized by alkylating or acylating O-11 and O-12 in the lactol obtained by reducing thapsigargicin. Introduction of alpha-disposed substituents decreased the Ca(2+)-ATPase inhibitory potency of the analogue, whereas the enzyme was more tolerant toward beta-disposed substituents, indicating that the alpha-face of the lactone ring is in close contact with the binding site when the inhibitor is bound to the enzyme.
KW - Animals
KW - Calcium-Transporting ATPases
KW - Muscles
KW - Rabbits
KW - Structure-Activity Relationship
KW - Terpenes
KW - Thapsigargin
M3 - Journal article
C2 - 7830270
VL - 38
SP - 272
EP - 276
JO - Journal of Medicinal Chemistry
JF - Journal of Medicinal Chemistry
SN - 0022-2623
IS - 2
ER -
ID: 43349290