There are provided pyrrolysine analogues of the formulae (X), (I), (II), (V), (VI), (VII) and (VIII), in which the a, b, d, X, Y, Z, FG, R, R
1
, R
2
and R
3
are as defined in the claims, which are useful in bioconjugation processes and mutant proteins containing them.
提供了公式(X),(I),(II),(V),(VI),(VII)和(VIII)的
吡咯赖
氨酸类似物,其中a,b,d,X,Y,Z,FG,R,R1,R2和R3如权利要求所定义,在
生物共轭过程和含有它们的突变蛋白质中有用。