prov:value
| - wherein X1 ???X5 represent amino acid residues, respectively, and X1 is D--Phe, D--Tyr, D--Tha, D--Tza, D--Nal, D--Bta, D--Trp, D--Trp(O), D--Trp(CHO) or D--Trp((CH2)m COR1, wherein m is from 0 to 6, and R1 is a hydroxyl group, a C1 -C6 alkoxy group, an amino group or a C1 -C6 monoalkylamino group, provided that when m=0, R1 is not a hydroxyl group; X2 is D--Asp, D--Glu, or D--Cys(O3 H); X3 is Pro
|