1 3QP (E)-N-{2-hydroxy-3-methyl-6-[(phosphonooxy)methyl]benzylidene}-L-aspartic acid 1.000 2 KET 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethylene)-amino]-succinic acid 0.920 3 PPD 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethylene)-amino]-succinic acid 0.920 4 PLA 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-amino]-2-methyl-succinic acid 0.885 5 KPU (2~{S})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-4-oxidanyl-butanoic acid 0.880 6 CBA N-pyridoxyl-2,3-dihydroxyaspartic acid-5-monophosphate 0.852 7 PPJ N-(hydroxy{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)norvaline 0.846 8 4LM (2e)-2-{[(1e)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}but-2-enoic acid 0.840 9 A1A8V (2z)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]butanoic acid 0.840 10 A1BC7 (2e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}but-3-enoic acid 0.840 11 PY4 2-[O-phosphonopyridoxyl]-amino- butyric acid 0.840 12 WBJ (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]but-3-enoic acid 0.840 13 WQF (2s)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]but-3-enoic acid 0.840 14 2BK N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-allothreonine 0.808 15 2BO N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-threonine 0.808 16 7XF (2~{S})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-4-sulfanyl-butanoic acid 0.808 17 9YC (2~{E})-3-cyano-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylimino]propanoic acid 0.808 18 A1BDC (2e,3e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}pent-3-enoic acid 0.808 19 FEV (2e)-2-[(E)-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)amino]pent-2-enoic acid 0.808 20 PY5 2-[O-phosphonopyridoxyl]-amino-pentanoic acid 0.808 21 TLP 3-hydroxy-2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-amino]-butyric acid 0.808 22 0JO 2-{[(E)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}prop-2-enoic acid 0.800 23 F0G (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-alanine 0.800 24 P1T 2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]acrylic acid 0.800 25 PDA 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-amino]-propionic acid 0.800 26 PDD N-(5'-phosphopyridoxyl)-D-alanine 0.800 27 PLI (2e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}propanoic acid 0.800 28 PP3 Alanyl-pyridoxal-5'-phosphate 0.800 29 2LM (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]-4-(methylsulfanyl)butanoic acid 0.778 30 3LM (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]-4-(methylsulfanyl)but-2-enoic acid 0.778 31 7VO (2s,3s)-3-methyl-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]pentanoic acid 0.778 32 9ZN (2~{R})-3-methyl-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-sulfanyl-butanoic acid 0.778 33 AA5 N-[(3-hydroxy-2-methyl-5-{[(trihydroxyphosphoranyl)oxy]methyl}pyridin-4-yl)methylene]methionine 0.778 34 F9X (2s,3r)-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-3-oxidanyl-pentanoic acid 0.778 35 ILP N-[O-phosphono-pyridoxyl]-isoleucine 0.778 36 LPI N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-methionine 0.778 37 ORX N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-D-ornithine 0.778 38 PM9 (2e)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}-4-(methylsulfanyl)butanoic acid 0.778 39 PN9 (4z)-4-({[(1e)-1-carboxy-3-(methylsulfanyl)propylidene]azaniumyl}methylidene)-2-methyl-5-[(phosphonooxy)methyl]-1,4-dihydropyridin-3-olate 0.778 40 PY6 2-[O-phosphonopyridoxyl]-amino-hexanoic acid 0.778 41 1W9 (2r)-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-oxidanyl-propanoic acid 0.769 42 9PV (2~{S})-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-sulfanyl-propanoic acid 0.769 43 A1L40 (2~{S})-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-oxidanylidene-propanoic acid 0.769 44 C6P N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-cysteine 0.769 45 CKT Cys-ketimine 0.769 46 E1O (2r)-2-[(E)-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]-3-sulfanyl-propanoic acid 0.769 47 EVM L-serine, N-[[3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]-4-pyridinyl]methylene] 0.769 48 KOU (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-serine 0.769 49 NMA N-[3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl]-2-methylalanine 0.769 50 O3Z (2~{R})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-3-oxidanyl-propanoic acid 0.769 51 PLS [3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl]-serine 0.769 52 A1AQW (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)glycine 0.760 53 PLG N-glycine-[3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-yl-methane] 0.760 54 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) 0.750 55 PDG N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-D-glutamic acid 0.750 56 PE1 N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-lysine 0.750 57 PGU N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-glutamic acid 0.750 58 PL6 (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-glutamic acid 0.750 59 PLK (3r)-3-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]-5-methylhexanoic acid 0.750 60 PPE 4-[(1,3-dicarboxy-propylamino)-methyl]-3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridinium 0.750 61 PW0 (~{z})-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]pent-2-enedioic acid 0.750 62 QLP N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-L-glutamine 0.750 63 R1O N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-D-lysine 0.750 64 YAE (E)-S-ethyl-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-homocysteine 0.750 65 YAR (2e)-4-(ethylsulfanyl)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}butanoic acid 0.750 66 A1L4Z 2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]propanedioic acid 0.741 67 M7L 3-azanyloxy-2-[(~{E})-[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylideneamino]propanoic acid 0.741 68 MMM (S,E)-3-hydroxy-2-((3-hydroxy-2-methyl-5-(phosphonooxymethyl)pyridin-4-yl)methyleneamino)-2-methylpropanoic acid 0.741 69 PLV N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-O-methyl-L-serine 0.741 70 S5R (2~{R})-2-methyl-2-[[2-methyl-3-oxidanyl-5-(phosphonooxymethyl)pyridin-4-yl]methylamino]-3-oxidanyl-propanoic acid 0.741 71 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) 0.733 72 ZTS [({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino](oxo)acetic acid 0.731 73 N5F (2s)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]hexanedioic acid 0.724 74 PMG N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-2-methyl-L-glutamic acid 0.724 75 PPG (2e,3e)-4-(2-aminoethoxy)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)imino]but-3-enoic acid 0.724 76 5DK (E)-N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-D-arginine 0.700 77 EJ1 (2e)-5-carbamimidamido-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}pentanoic acid 0.700 78 EMS (2e,3e)-5-carbamimidamido-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}pent-3-enoic acid 0.700 79 EQJ (E)-N~2~-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-arginine 0.700 80 HEN 2-[(3-hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-ylmethyl)-imino]-5-phosphono-pent-3-enoic acid 0.700 81 HEY (2e)-2-[({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)amino]-5-phosphonopent-2-enoic acid 0.700 82 LJS (2e,3z)-2-{[(z)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4(1h)-ylidene}methyl]imino}-5-phosphonopent-3-enoic acid 0.700