1 PY6 2-[O-phosphonopyridoxyl]-amino-hexanoic acid 1.000 2 PE1 N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-lysine 0.960 3 R1O N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-D-lysine 0.960 4 A1BDC (2e,3e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}pent-3-enoic acid 0.958 5 FEV (2e)-2-[(E)-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)amino]pent-2-enoic acid 0.958 6 PY5 2-[O-phosphonopyridoxyl]-amino-pentanoic acid 0.958 7 N5F (2s)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]hexanedioic acid 0.923 8 7VO (2s,3s)-3-methyl-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]pentanoic acid 0.920 9 F9X (2s,3r)-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-3-oxidanyl-pentanoic acid 0.920 10 ILP N-[O-phosphono-pyridoxyl]-isoleucine 0.920 11 ORX N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-D-ornithine 0.920 12 PPJ N-(hydroxy{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)norvaline 0.920 13 4LM (2e)-2-{[(1e)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}but-2-enoic acid 0.917 14 A1A8V (2z)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]butanoic acid 0.917 15 A1BC7 (2e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}but-3-enoic acid 0.917 16 PY4 2-[O-phosphonopyridoxyl]-amino- butyric acid 0.917 17 WBJ (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]but-3-enoic acid 0.917 18 WQF (2s)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]but-3-enoic acid 0.917 19 FEJ (2s,3s)-3-hydroxy-2-[(E)-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)amino]-4-methylpentanoic acid (non-preferred name) 0.885 20 PDG N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-D-glutamic acid 0.885 21 PGU N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-glutamic acid 0.885 22 PL6 (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-glutamic acid 0.885 23 PPE 4-[(1,3-dicarboxy-propylamino)-methyl]-3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridinium 0.885 24 PW0 (~{z})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]pent-2-enedioic acid 0.885 25 QLP N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-glutamine 0.885 26 2BK N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-allothreonine 0.880 27 2BO N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-threonine 0.880 28 7XF (2~{S})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-4-sulfanyl-butanoic acid 0.880 29 9YC (2~{E})-3-cyano-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylimino]propanoic acid 0.880 30 KPU (2~{S})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-4-oxidanyl-butanoic acid 0.880 31 TLP 3-hydroxy-2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-amino]-butyric acid 0.880 32 0JO 2-{[(E)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}prop-2-enoic acid 0.875 33 F0G (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-alanine 0.875 34 P1T 2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]acrylic acid 0.875 35 PDA 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-amino]-propionic acid 0.875 36 PDD N-(5'-phosphopyridoxyl)-D-alanine 0.875 37 PLI (2e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}propanoic acid 0.875 38 PP3 Alanyl-pyridoxal-5'-phosphate 0.875 39 PL4 (2s,6s)-2-amino-6-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]heptanedioic acid 0.857 40 PL5 (2s,6s)-2-amino-6-{[(1e)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}heptanedioic acid 0.857 41 PMG N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-2-methyl-L-glutamic acid 0.852 42 2LM (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]-4-(methylsulfanyl)butanoic acid 0.846 43 3LM (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]-4-(methylsulfanyl)but-2-enoic acid 0.846 44 9ZN (2~{R})-3-methyl-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-sulfanyl-butanoic acid 0.846 45 AA5 N-[(3-hydroxy-2-methyl-5-{[(trihydroxyphosphoranyl)oxy]methyl}pyridin-4-yl)methylene]methionine 0.846 46 KET 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethylene)-amino]-succinic acid 0.846 47 LPI N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-methionine 0.846 48 PM9 (2e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}-4-(methylsulfanyl)butanoic acid 0.846 49 PN9 (4z)-4-({[(1e)-1-carboxy-3-(methylsulfanyl)propylidene]azaniumyl}methylidene)-2-methyl-5-[(phosphonooxy)methyl]-1,4-dihydropyridin-3-olate 0.846 50 PPD 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethylene)-amino]-succinic acid 0.846 51 1W9 (2r)-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-oxidanyl-propanoic acid 0.840 52 9PV (2~{S})-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-sulfanyl-propanoic acid 0.840 53 A1L40 (2~{S})-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-oxidanylidene-propanoic acid 0.840 54 C6P N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-cysteine 0.840 55 CKT Cys-ketimine 0.840 56 E1O (2r)-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-sulfanyl-propanoic acid 0.840 57 EVM L-serine, N-[[3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]-4-pyridinyl]methylene] 0.840 58 KOU (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-serine 0.840 59 NMA N-[3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl]-2-methylalanine 0.840 60 O3Z (2~{R})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-3-oxidanyl-propanoic acid 0.840 61 P3D (4-{(E)-[(5-aminopentyl)imino]methyl}-5-hydroxy-6-methylpyridin-3-yl)methyl dihydrogen phosphate 0.840 62 PLS [3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl]-serine 0.840 63 A1AQW (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)glycine 0.833 64 PLG N-glycine-[3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-yl-methane] 0.833 65 5DK (E)-N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-D-arginine 0.821 66 EJ1 (2e)-5-carbamimidamido-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}pentanoic acid 0.821 67 EMS (2e,3e)-5-carbamimidamido-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}pent-3-enoic acid 0.821 68 EQJ (E)-N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-arginine 0.821 69 HEN 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-imino]-5-phosphono-pent-3-enoic acid 0.821 70 HEY (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]-5-phosphonopent-2-enoic acid 0.821 71 LJS (2e,3z)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}-5-phosphonopent-3-enoic acid 0.821 72 PLA 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-amino]-2-methyl-succinic acid 0.815 73 YAE (E)-S-ethyl-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-homocysteine 0.815 74 YAR (2e)-4-(ethylsulfanyl)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}butanoic acid 0.815 75 5JV 4-[(E)-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)amino]pent-4-enoic acid 0.808 76 A1L4Z 2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]propanedioic acid 0.808 77 I3B 5-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]pentanoic acid 0.808 78 M7L 3-azanyloxy-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]propanoic acid 0.808 79 MMM (S,E)-3-hydroxy-2-((3-hydroxy-2-methyl-5-(phosphonooxymethyl)pyridin-4-yl)methyleneamino)-2-methylpropanoic acid 0.808 80 PLV N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-O-methyl-L-serine 0.808 81 S5R (2~{R})-2-methyl-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-3-oxidanyl-propanoic acid 0.808 82 P3T (4-{[(4-aminobutyl)amino]methyl}-5-hydroxy-6-methylpyridin-3-yl)methyl dihydrogen phosphate 0.800 83 ZTS [({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino](oxo)acetic acid 0.800 84 XUR (2s,4s)-5-carbamimidamido-4-hydroxy-2-[(E)-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)amino]pentanoic acid (non-preferred name) 0.793 85 CBA N-pyridoxyl-2,3-dihydroxyaspartic acid-5-monophosphate 0.786 86 PPG (2e,3e)-4-(2-aminoethoxy)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]but-3-enoic acid 0.786 87 3QP (E)-N-{2-hydroxy-3-methyl-6-[(phosphonooxy)methyl]benzylidene}-L-aspartic acid 0.778 88 76U (4s)-5-fluoro-4-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]pentanoic acid 0.778 89 EA5 (4s)-4-amino-5-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]pentanoic acid 0.778 90 KE4 (4r)-5-amino-4-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]pentanoic acid 0.778 91 Z97 (E)-N~5~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-ornithine 0.778 92 PLZ 4-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]butanoic acid 0.769 93 E1R (2s)-3-acetyloxy-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]propanoic acid 0.750 94 G03 Methyl (2s)-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-4-methylsulfanyl-butanoate 0.750 95 G06 Methyl (2s)-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-4-methylsulfanyl-butanoate 0.750 96 LLP (2s)-2-amino-6-[[3-hydroxy-2-methyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]hexanoic acid 0.750 97 PLK (3r)-3-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]-5-methylhexanoic acid 0.750 98 K9E [4-[[[2-(hydroxymethyl)-1,3-bis(oxidanyl)propan-2-yl]amino]methyl]-6-methyl-5-oxidanyl-pyridin-3-yl]methyl dihydrogen phosphate 0.741 99 Z98 (2s)-2-amino-4-{[(1z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}butanoic acid 0.741 100 KAM N-[7-keto-8-aminopelargonic acid]-[3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-yl-methane] 0.733 101 G0C [6-methyl-4-[(E)-3-methylsulfanylpropyliminomethyl]-5-oxidanyl-pyridin-3-yl]methyl dihydrogen phosphate 0.731 102 G0F [6-methyl-4-[(3-methylsulfanylpropylamino)methyl]-5-oxidanyl-pyridin-3-yl]methyl dihydrogen phosphate 0.731 103 E1U (2s)-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-phosphonooxy-propanoic acid 0.724 104 PUS (E)-O-(carbamoylamino)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-serine 0.724 105 KKX (2~{S},5~{S},6~{S})-2-acetamido-6-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-5,7-bis(oxidanyl)heptanoic acid 0.719 106 MPM (1r)-1-[((1e)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylene)amino]-1-methylpropylphosphonic acid 0.714 107 PL2 (4-{[(4-{[amino(imino)methyl]amino}butyl)amino]methyl}-5-hydroxy-6-methylpyridin-3-yl)methyl dihydrogen phosphate 0.714 108 E9U (2~{S})-4-[(2~{R})-2-azanyl-3-oxidanyl-3-oxidanylidene-propyl]sulfanyl-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]butanoic acid 0.710 109 P70 (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-phenylalanine 0.700 110 P71 (2e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}-3-phenylpropanoic acid 0.700 111 POI N~2~-acetyl-N~5~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-ornithine 0.700