L-Serine, glycylglycyl-L-tyrosyl-
L-Serine, N-L-alanyl-, methyl ester, butanoate (ester)
L-Serine,L-methionyl-L-glutaminyl-L-valylglycyl-L-phenylalanyl-L-seryl-L-a-aspartyl-L-lysyl-L-lysyl-L-threonyl-L-isoleucyl-L-isoleucyl-L-threonyl-L-lysyl-
L-Serine, glycyl-L-tyrosyl-L-tryptophyl-L-methionyl-
L-Serine,L-seryl-L-threonyl-L-prolyl-L-lysyl-L-leucyl-L-lysyl-L-a-glutamyl-L-a-aspartyl-L-tyrosyl-L-glutaminyl-L-isoleucylglycylglycyl-L-tyrosyl-
L-Serine, N-[N-(N-L-cysteinyl-L-leucyl)-L-seryl]-
n-(quinoxalin-2-ylcarbonyl)serine
L-Serine,L-tyrosylglycyl-L-arginyl-L-lysylglycyl-L-arginyl-L-seryl-L-phenylalanyl-L-tyrosyl-L-tyrosylglycylglycyl-L-tyrosyl-L-prolyl-
L-Serine, N-[N-(N-benzoyl-L-methionyl)-L-seryl]-
L-Serine, L-arginyl-L-seryl-L-histidyl-L-threonyl-L-prolyl-L-arginyl-
L-Serine,L-leucyl-L-histidyl-L-threonyl-L-histidyl-L-leucyl-L-alanyl-L-prolyl-L-tyrosyl-
D-Serine,N-[5-[[1-[[(1,1-dimethylethyl)amino]carbonyl]-2-methylpropyl]amino]-2,4-dinitrophenyl]-, (S)-
L-Serine, L-prolyl-L-asparaginyl-L-asparaginyl-L-lysyl-L-seryl-L-alanyl-
L-Serine,L-tyrosyl-L-phenylalanyl-L-valyl-L-a-glutamyl-L-threonyl-L-tyrosyl-L-tyrosyl-L-asparaginyl-L-arginyl-L-tyrosyl-L-histidyl-L-valyl-
L-Serine, L-seryl-L-seryl-L-leucyl-L-cysteinyl-L-phenylalanyl-L-isoleucyl-
3-sn-lysophosphatidyl-L-serine from bovine brain
D-Serine, 2-oxo-2-phenylethyl ester
L-Serine,N-[N-[(1,1-dimethylethoxy)carbonyl]-L-a-aspartyl]-O-(phenylmethyl)-,1-(9H-fluoren-9-ylmethyl) 4-(phenylmethyl) ester