1 UBV N-[(S)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-leucyl-L-isoleucine 1.000 2 UBS N-[(S)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-leucyl-L-valine 0.969 3 UBW N-[(R)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-leucyl-L-norvaline 0.969 4 0PJ N-[(S)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-leucyl-L-leucine 0.939 5 5H8 N-[(S)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-leucyl-3-methyl-L-valine 0.939 6 8KN (2~{S})-5-azanyl-2-[[(2~{S})-4-methyl-2-[[oxidanyl(phenylmethoxycarbonylaminomethyl)phosphoryl]amino]pentanoyl]amino]pentanoic acid 0.939 7 UBZ (2s)-2-({N-[(R)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-leucyl}amino)butanoic acid 0.938 8 5H9 N-[(S)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-leucyl-4-methyl-L-leucine 0.912 9 8LB (2~{S})-6-azanyl-2-[[(2~{S})-4-methyl-2-[[oxidanyl(phenylmethoxycarbonylaminomethyl)phosphoryl]amino]pentanoyl]amino]hexanoic acid 0.912 10 JC2 (2~{S})-4-azanyl-2-[[(2~{S})-4-methyl-2-[[oxidanyl(phenylmethoxycarbonylaminomethyl)phosphoryl]amino]pentanoyl]amino]butanoic acid 0.909 11 2G9 P-((((benzyloxy)carbonyl)amino)methyl)-N-((S)-4-methyl-1-(((S)-2-methylbutyl)amino)-1-oxopentan- 2-yl)phosphonamidic acid 0.906 12 6NN P-((((benzyloxy)carbonyl)amino)methyl)-N-((S)-4-methyl-1-(((R)-2-methylbutyl)amino)-1-oxopentan- 2-yl)phosphonamidic acid 0.906 13 UBY N-[(S)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-leucyl-L-alanine 0.906 14 79E Jc96 0.882 15 6QC ~{N}-[(2~{S})-1-[[(2~{R})-2,3-dimethylbutyl]amino]-4-methyl-1-oxidanylidene-pentan-2-yl]-(phenylmethoxycarbonylaminomethyl)phosphonamidic acid 0.879 16 7AF ~{N}-[(2~{S})-1-[[(2~{S})-2,3-dimethylbutyl]amino]-4-methyl-1-oxidanylidene-pentan-2-yl]-(phenylmethoxycarbonylaminomethyl)phosphonamidic acid 0.879 17 8L2 (2~{S})-3-azanyl-2-[[(2~{S})-4-methyl-2-[[oxidanyl(phenylmethoxycarbonylaminomethyl)phosphoryl]amino]pentanoyl]amino]propanoic acid 0.879 18 2G7 P-((((benzyloxy)carbonyl)amino)methyl)-N-((S)-1-(isobutylamino)-4-methyl-1-oxopentan-2-yl)phosphonamidic acid 0.875 19 UBT N-[(R)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-leucylglycine 0.875 20 6MG N~2~-[(R)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-N-[(2s)-2,3,3-trimethylbutyl]-L-leucinamide 0.853 21 6NG N~2~-[(R)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-N-[(2r)-2,3,3-trimethylbutyl]-L-leucinamide 0.853 22 UB3 N-[(S)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-valyl-L-leucine 0.853 23 2GZ P-((((benzyloxy)carbonyl)amino)methyl)-N-((S)-4-methyl-1-(neopentylamino)-1-oxopentan-2-yl)phosphonamidic acid 0.848 24 2H0 P-((((benzyloxy)carbonyl)amino)methyl)-N-((S)-1-(isopentylamino)-4-methyl-1-oxopentan-2-yl)phosphonamidic acid 0.848 25 8JH ~{N}-[(2~{S})-1-(4-azanylbutylamino)-4-methyl-1-oxidanylidene-pentan-2-yl]-(phenylmethoxycarbonylaminomethyl)phosphonamidic acid 0.848 26 UB2 N-[(S)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-alanyl-L-leucine 0.848 27 2G8 P-((((benzyloxy)carbonyl)amino)methyl)-N-((S)-4-methyl-1-oxo-1-(propylamino)pentan-2-yl)phosphonamidic acid 0.844 28 2G6 P-((((benzyloxy)carbonyl)amino)methyl)-N-((S)-1-((3,3-dimethylbutyl)amino)-4-methyl-1-oxopentan-2-yl)phosphonamidic acid 0.824 29 79F (2~{S})-4-methyl-2-[[(2~{S})-3-oxidanyl-2-[[oxidanyl(phenylmethoxycarbonylaminomethyl)phosphoryl]amino]propanoyl]amino]pentanoic acid 0.824 30 7K0 (2~{S})-2-[[(2~{S})-3-azanyl-2-[[oxidanyl(phenylmethoxycarbonylaminomethyl)phosphoryl]amino]propanoyl]amino]-4-methyl-pentanoic acid 0.824 31 7GR (2~{S})-4-methyl-2-[2-[[oxidanyl(phenylmethoxycarbonylaminomethyl)phosphoryl]amino]ethanoylamino]pentanoic acid 0.818 32 8KK ~{N}-[(2~{S})-1-(3-azanylpropylamino)-4-methyl-1-oxidanylidene-pentan-2-yl]-(phenylmethoxycarbonylaminomethyl)phosphonamidic acid 0.818 33 UBU N-[(R)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-N-ethyl-L-leucinamide 0.812 34 8JQ ~{N}-[(2~{S})-1-(2-azanylethylamino)-4-methyl-1-oxidanylidene-pentan-2-yl]-(phenylmethoxycarbonylaminomethyl)phosphonamidic acid 0.788 35 UBX N-[(S)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-N-methyl-L-leucinamide 0.781 36 6XO (2~{S})-3-cyclohexyl-2-[[(2~{S})-4-methyl-2-[[oxidanyl(phenylmethoxycarbonylaminomethyl)phosphoryl]amino]pentanoyl]amino]propanoic acid 0.763 37 X32 N-[(R)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-leucyl-L-phenylalanine 0.763 38 8L5 ~{N}-[(2~{S})-1-(aminomethylamino)-4-methyl-1-oxidanylidene-pentan-2-yl]-(phenylmethoxycarbonylaminomethyl)phosphonamidic acid;hydrogen 0.758 39 0PK N-[(S)-[(1r)-1-{[(benzyloxy)carbonyl]amino}-2-phenylethyl](hydroxy)phosphoryl]-L-leucyl-L-alanine 0.744 40 ORK (2~{S})-2-[[(2~{S})-4-methyl-2-[[oxidanyl-[(1~{S})-2-phenyl-1-(phenylmethoxycarbonylamino)ethyl]phosphoryl]amino]pentanoyl]amino]propanoic acid 0.744 41 1U4 N-[(S)-({[(benzyloxy)carbonyl]amino}methyl)(hydroxy)phosphoryl]-L-phenylalanyl-L-leucine 0.718