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. Author manuscript; available in PMC: 2018 Apr 24.
Published in final edited form as: Curr Top Pept Protein Res. 2017;18:133–151.

Table 3.

a-factor amino acid substitutions and sequence truncations.

Entry Amino acid sequence Wild-type activity (%)
30  YIIKGVFWDPAC(Far)-OCH3 100.0
31  IIKGVFWDPAC(Far)-OCH3 2.5
32  IKGVFWDPAC(Far)-OCH3 0.25
33  KGVFWDPAC(Far)-OCH3 0.25
34  GVFWDPAC(Far)-OCH3 0.25
35  VFWDPAC(Far)-OCH3 0.025
36  FWDPAC(Far)-OCH3 0.01
37  WDPAC(Far)-OCH3 0.0025
38  DPAC(Far)-OCH3 >0.0025
39 NIIKGVFWDPAC(Far)-OCH3 100.0
40 DIIKGVFWDPAC(Far)-OCH3 0.1
41 YMIKGVFWDPAC(Far)-OCH3 38.0
42 YNIKGVFWDPAC(Far)-OCH3 0.1
43 YIIAGVFWDPAC(Far)-OCH3 100.0
44 YIIEGVFWDPAC(Far)-OCH3 100.0
45 YIIKVVFWDPAC(Far)-OCH3 0.01
46 YIIKCVFWDPAC(Far)-OCH3 25.0
47 YIIKGVAWDPAC(Far)-OCH3 23.0
48 YIIKGVYWDPAC(Far)-OCH3 89.0
49 YIIKGVNWDPAC(Far)-OCH3 0.001
50 YIIKGVFCDPAC(Far)-OCH3 0.008
51 YIIKGVFRDPAC(Far)-OCH3 0.008
52 YIIKGVFWEPAC(Far)-OCH3 0.01
53 YIIKGVFWDAAC(Far)-OCH3 1.0
54 YIIKGVFWDQAC(Far)-OCH3 0.1
55 YIIKGVFWDPKC(Far)-OCH3 0.01
56 YIIKGVFWDPSC(Far)-OCH3 92.0