1 N5F (2s)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]hexanedioic acid 1.000 2 PY6 2-[O-phosphonopyridoxyl]-amino-hexanoic acid 0.923 3 PE1 N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-lysine 0.889 4 R1O N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-D-lysine 0.889 5 FEV (2e)-2-[(E)-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)amino]pent-2-enoic acid 0.885 6 I3B 5-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]pentanoic acid 0.885 7 PY5 2-[O-phosphonopyridoxyl]-amino-pentanoic acid 0.885 8 7VO (2s,3s)-3-methyl-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]pentanoic acid 0.852 9 EA5 (4s)-4-amino-5-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]pentanoic acid 0.852 10 F9X (2s,3r)-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-3-oxidanyl-pentanoic acid 0.852 11 ILP N-[O-phosphono-pyridoxyl]-isoleucine 0.852 12 ORX N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-D-ornithine 0.852 13 PPJ N-(hydroxy{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)norvaline 0.852 14 Z97 (E)-N~5~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-ornithine 0.852 15 4LM (2e)-2-{[(1e)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}but-2-enoic acid 0.846 16 PY4 2-[O-phosphonopyridoxyl]-amino- butyric acid 0.846 17 WBJ (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]but-3-enoic acid 0.846 18 WQF (2s)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]but-3-enoic acid 0.846 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) 0.821 20 PDG N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-D-glutamic acid 0.821 21 PGU N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-glutamic acid 0.821 22 PL6 (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-glutamic acid 0.821 23 PPE 4-[(1,3-dicarboxy-propylamino)-methyl]-3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridinium 0.821 24 PW0 (~{z})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]pent-2-enedioic acid 0.821 25 QLP N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-glutamine 0.821 26 2BK N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-allothreonine 0.815 27 2BO N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-threonine 0.815 28 7XF (2~{S})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-4-sulfanyl-butanoic acid 0.815 29 9YC (2~{E})-3-cyano-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylimino]propanoic acid 0.815 30 KPU (2~{S})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-4-oxidanyl-butanoic acid 0.815 31 TLP 3-hydroxy-2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-amino]-butyric acid 0.815 32 0JO 2-{[(E)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}prop-2-enoic acid 0.808 33 F0G (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-alanine 0.808 34 P1T 2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]acrylic acid 0.808 35 PDA 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-amino]-propionic acid 0.808 36 PDD N-(5'-phosphopyridoxyl)-D-alanine 0.808 37 PLI (2e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}propanoic acid 0.808 38 PP3 Alanyl-pyridoxal-5'-phosphate 0.808 39 PL4 (2s,6s)-2-amino-6-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]heptanedioic acid 0.800 40 PL5 (2s,6s)-2-amino-6-{[(1e)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}heptanedioic acid 0.800 41 PMG N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-2-methyl-L-glutamic acid 0.793 42 2LM (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]-4-(methylsulfanyl)butanoic acid 0.786 43 3LM (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]-4-(methylsulfanyl)but-2-enoic acid 0.786 44 9ZN (2~{R})-3-methyl-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-sulfanyl-butanoic acid 0.786 45 AA5 N-[(3-hydroxy-2-methyl-5-{[(trihydroxyphosphoranyl)oxy]methyl}pyridin-4-yl)methylene]methionine 0.786 46 KET 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethylene)-amino]-succinic acid 0.786 47 LPI N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-methionine 0.786 48 PM9 (2e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}-4-(methylsulfanyl)butanoic acid 0.786 49 PN9 (4z)-4-({[(1e)-1-carboxy-3-(methylsulfanyl)propylidene]azaniumyl}methylidene)-2-methyl-5-[(phosphonooxy)methyl]-1,4-dihydropyridin-3-olate 0.786 50 PPD 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethylene)-amino]-succinic acid 0.786 51 1W9 (2r)-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-oxidanyl-propanoic acid 0.778 52 9PV (2~{S})-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-sulfanyl-propanoic acid 0.778 53 C6P N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-cysteine 0.778 54 CKT Cys-ketimine 0.778 55 E1O (2r)-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-sulfanyl-propanoic acid 0.778 56 EVM L-serine, N-[[3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]-4-pyridinyl]methylene] 0.778 57 KOU (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-serine 0.778 58 NMA N-[3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl]-2-methylalanine 0.778 59 O3Z (2~{R})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-3-oxidanyl-propanoic acid 0.778 60 P3D (4-{(E)-[(5-aminopentyl)imino]methyl}-5-hydroxy-6-methylpyridin-3-yl)methyl dihydrogen phosphate 0.778 61 PLS [3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl]-serine 0.778 62 PLG N-glycine-[3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-yl-methane] 0.769 63 5DK (E)-N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-D-arginine 0.767 64 EJ1 (2e)-5-carbamimidamido-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}pentanoic acid 0.767 65 EMS (2e,3e)-5-carbamimidamido-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}pent-3-enoic acid 0.767 66 EQJ (E)-N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-arginine 0.767 67 HEN 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-imino]-5-phosphono-pent-3-enoic acid 0.767 68 HEY (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]-5-phosphonopent-2-enoic acid 0.767 69 LJS (2e,3z)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}-5-phosphonopent-3-enoic acid 0.767 70 POI N~2~-acetyl-N~5~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-ornithine 0.767 71 PLA 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-amino]-2-methyl-succinic acid 0.759 72 YAE (E)-S-ethyl-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-homocysteine 0.759 73 YAR (2e)-4-(ethylsulfanyl)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}butanoic acid 0.759 74 5JV 4-[(E)-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)amino]pent-4-enoic acid 0.750 75 M7L 3-azanyloxy-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]propanoic acid 0.750 76 MMM (S,E)-3-hydroxy-2-((3-hydroxy-2-methyl-5-(phosphonooxymethyl)pyridin-4-yl)methyleneamino)-2-methylpropanoic acid 0.750 77 PLV N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-O-methyl-L-serine 0.750 78 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) 0.742 79 P3T (4-{[(4-aminobutyl)amino]methyl}-5-hydroxy-6-methylpyridin-3-yl)methyl dihydrogen phosphate 0.741 80 ZTS [({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino](oxo)acetic acid 0.741 81 CBA N-pyridoxyl-2,3-dihydroxyaspartic acid-5-monophosphate 0.733 82 PPG (2e,3e)-4-(2-aminoethoxy)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]but-3-enoic acid 0.733 83 3QP (E)-N-{2-hydroxy-3-methyl-6-[(phosphonooxy)methyl]benzylidene}-L-aspartic acid 0.724 84 76U (4s)-5-fluoro-4-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]pentanoic acid 0.724 85 KE4 (4r)-5-amino-4-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]pentanoic acid 0.724 86 PLZ 4-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]butanoic acid 0.714 87 E1R (2s)-3-acetyloxy-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]propanoic acid 0.700 88 G03 Methyl (2s)-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-4-methylsulfanyl-butanoate 0.700 89 G06 Methyl (2s)-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-4-methylsulfanyl-butanoate 0.700 90 LLP (2s)-2-amino-6-[[3-hydroxy-2-methyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]hexanoic acid 0.700 91 PLK (3r)-3-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]-5-methylhexanoic acid 0.700