1 KCR N-6-crotonyl-L-lysine 1.000 2 BTK N~6~-butanoyl-L-lysine 1.000 3 KHB N~6~-[(3s)-3-hydroxybutanoyl]-L-lysine 0.938 4 PRK N~6~-propanoyl-L-lysine 0.933 5 A1LWV (2~{S})-2-azanyl-6-(5-oxidanylidenepentanoylamino)hexanoic acid 0.882 6 SLL (2s)-2-azanyl-6-[(4-hydroxy-4-oxo-butanoyl)amino]hexanoic acid 0.882 7 5GG Deoxyhypusine 0.875 8 D8R (2~{S})-2-azanyl-6-[[(2~{R})-2-oxidanylpropanoyl]amino]hexanoic acid 0.875 9 LGY (E)-N~6~-(4-oxobutylidene)-L-lysine 0.875 10 N65 (2~{S})-2-azanyl-6-[(~{E})-pentan-2-ylideneamino]hexanal 0.875 11 ALY N(6)-acetyllysine 0.867 12 0TF N~6~-D-ornithyl-L-lysine 0.833 13 9MN (2~{S})-2-azanyl-6-(6-bromanylhexanoylamino)hexanoic acid 0.833 14 5CT Hypusine 0.824 15 5OL N~6~-(1,1-dihydroxyethyl)-L-lysine 0.812 16 7QK N~6~-acetyl-N~6~-methyl-L-lysine 0.812 17 LYP N~6~-methyl-N~6~-propyl-L-lysine 0.812 18 Q3P N~6~-glycyl-L-lysine 0.812 19 LDH N~6~-ethyl-L-lysine 0.800 20 2YG N~6~-L-lysyl-L-lysine 0.789 21 3ZL N~6~-[(1z)-4-amino-3-oxopenta-1,4-dien-1-yl]-L-lysine 0.778 22 LLO N~6~-[(1s)-3-hydroxy-1,3-dimethylbutyl]-L-lysine 0.778 23 HLY (3~{R})-5-[[(5~{S})-5-azanyl-6-oxidanyl-6-oxidanylidene-hexyl]amino]-3-methyl-3-oxidanyl-5-oxidanylidene-pentanoic acid 0.750 24 IEL N~6~-[(1z)-ethanimidoyl]-L-lysine 0.750 25 ILY N~6~-propan-2-yl-L-lysine 0.750 26 KCX Lysine nz-carboxylic acid 0.750 27 KEO E(R)-beta-lysyl-hydroxylysine 0.750 28 SKH (3~{S})-5-[[(5~{S})-5-azanyl-6-oxidanyl-6-oxidanylidene-hexyl]amino]-3-methyl-3-oxidanyl-5-oxidanylidene-pentanoic acid 0.750 29 TLY (2s)-2-azanyl-6-(ethanethioylamino)hexanoic acid 0.750 30 XOK (2~{S})-2-azanyl-6-[[(6~{S})-6-sulfanyloctanoyl]amino]hexanoic acid 0.750 31 YHA Homocitrulline 0.750 32 74P (E)-N~6~-(1-carboxy-3-oxobutylidene)-L-lysine 0.737 33 FHL (E)-N~6~-[3-carboxy-1-(hydroxymethyl)propylidene]-L-lysine 0.737 34 MLZ N-methyl-lysine 0.733 35 FAK N~6~-(trifluoroacetyl)-L-lysine 0.722 36 FF9 (2s)-2-azanyl-6-[(E)-(1-oxidanyl-1-oxidanylidene-butan-2-ylidene)amino]hexanoic acid 0.722 37 LCK (z)-N~6~-(2-carboxy-1-methylethylidene)-L-lysine 0.722 38 6G4 4-oxononanoyl lysine 0.714 39 LA2 N~6~-[(6r)-6,8-disulfanyloctanoyl]-L-lysine 0.714 40 6DN (2~{S})-2-azanyl-6-(2-hydroxy-2-oxoethylamino)hexanoic acid 0.706 41 AKS N-(hex-5-yn-1-yl)hexanamide 0.706 42 ELY N~6~,N~6~-diethyl-L-lysine 0.706 43 GBG N~6~-[(1e)-2-chloroethanimidoyl]-L-lysine 0.706 44 I58 4r-fluoro-n6-ethanimidoyl-L-lysine 0.706 45 Q6M 7-[(3-aminopropyl)amino]heptane-2,2-diol 0.706 46 I2F (2~{S},4~{R},5~{E})-5-[(5~{S})-5-azanyl-6-oxidanyl-hexyl]iminohexane-1,2,4-triol 0.700 47 SHR N-(5-amino-5-carboxypentyl)glutamic acid 0.700