L-Threonine, L-valyl-L-glutaminyl-L-leucyl-L-prolyl-L-leucyl-L-tyrosylglycyl-L-valyl-L-isoleuc yl-L-a-aspartyl-L-threonyl-L-prolyl-L-cysteinyl-L-tryptophyl-L-lysyl-L-leucyl-L- histidyl-