1 4NU {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(3,5-dichloro-4-oxocyclohexa-2,5-dien-1-yl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 1.000 2 4NT [(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-(3-chloro-4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1h-imidazol-1-yl]acetic acid 0.960 3 CJO [(2r,4r)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-(4-hydroxybenzyl)-5-oxoimidazolidin-1-yl]acetic acid 0.920 4 CRO {2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-(4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.920 5 B2C {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(3-bromo-4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.885 6 CZO [(2r,4s)-2-[(1s,2r)-1-amino-2-hydroxypropyl]-2-hydroxy-4-(4-hydroxybenzyl)-5-oxoimidazolidin-1-yl]acetic acid 0.885 7 I1C {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(4-hydroxy-3-iodophenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.885 8 MFC 5-[1-(3-fluoro-4-hydroxy-phenyl)-meth-(z)-ylidene]-3,5-dihydro-imidazol-4-one 0.885 9 MFV {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(4-hydroxy-3-methylphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.885 10 C12 2-(1-amino-2-hydroxypropyl)-4-(4-hydroxybenzyl)-1-(2-oxoethyl)-1h-imidazol-5-olate 0.880 11 GYS [(4z)-2-(1-amino-2-hydroxyethyl)-4-(4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1h-imidazol-1-yl]acetic acid 0.880 12 OHD {(4z)-2-[(1s)-1-aminoethyl]-4-[(3-chloro-4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.880 13 MHY {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(3,5-difluoro-4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.852 14 MJ1 {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(2,3-difluoro-4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.852 15 QCD {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(4-hydroxy-3-methoxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl }acetic acid 0.852 16 CQ2 {(4z)-4-(4-aminobenzylidene)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.846 17 KZ7 {(4z)-2-[(1r)-1-amino-2-sulfanylethyl]-4-[(3-chloro-4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.846 18 PIA [(4z)-2-[(1s)-1-aminoethyl]-4-(4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1h-imidazol-1-yl]acetic acid 0.840 19 XYG [(4z)-2-[(1z)-ethanimidoyl]-4-(4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1h-imidazol-1-yl]acetic acid 0.840 20 QC4 {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-5-oxo-4-[(2,3,5-trifluoro-4-hydroxyphenyl)methylidene]-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.821 21 QCA {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(4-hydroxy-3-nitrophenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.821 22 CH6 {(4z)-2-[(1s)-1-amino-3-(methylsulfanyl)propyl]-4-[(4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.815 23 DYG (3s)-3-amino-3-[(4z)-1-(carboxymethyl)-4-[(4-hydroxyphenyl)methylidene]-5-oxo-imidazol-2-yl]propanoic acid 0.815 24 M3V {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(4-cyanophenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.815 25 NRP {4-[(4-hydroxyphenyl)methylidene]-2-[(1e)-3-methylbutanimidoyl]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.815 26 NRQ {(4z)-4-(4-hydroxybenzylidene)-2-[3-(methylthio)propanimidoyl]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.815 27 NYG [(4z)-2-[(1s)-1,3-diamino-3-oxopropyl]-4-(4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1h-imidazol-1-yl]acetic acid 0.815 28 QYX 2-[4-[(4-hydroxyphenyl)methyl]-2-(3-methylsulfanylpropanimidoyl)-5-oxidanylidene-imidazol-1-ium-1-yl]ethanoic acid 0.815 29 VUB 2-[4-[(4-hydroxyphenyl)methyl]-2-(3-methylbutanimidoyl)-5-oxidanyl-imidazol-1-yl]ethanoic acid 0.815 30 VYA 2-[(4~{z})-2-[(1~{S})-1-azanyl-3-methyl-butyl]-4-[(4-hydroxyphenyl)methylidene]-5-oxidanylidene-imidazol-1-yl]ethanoic acid 0.815 31 CCY 2-(1-amino-2-mercapto-ethyl)-5-(4-hydroxy-benzyl)-3-(ethanoyl)-3,5-dihydro-imidazol-4-one 0.808 32 GYC [(4z)-2-[(1r)-1-amino-2-mercaptoethyl]-4-(4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1h-imidazol-1-yl]acetic acid 0.808 33 CR2 {(4z)-2-(aminomethyl)-4-[(4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.800 34 X9Q {(2s)-2-[(1s)-1-aminoethyl]-4-benzyl-5-oxo-2,5-dihydro-1h-imidazol-1-yl}acetic acid 0.800 35 BJO (4z)-4-amino-4-{1-(carboxymethyl)-5-oxo-4-[(4-oxocyclohexa-2,5-dien-1-ylidene)methyl]-1,5-dihydro-2h-imidazol-2-ylidene}butanoic acid 0.786 36 CQ1 [(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-(4-azidobenzylidene)-5-oxo-4,5-dihydro-1h-imidazol-1-yl]acetic acid 0.786 37 CR7 [(4z)-2-[(1s)-1,5-diaminopentyl]-4-(4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1h-imidazol-1-yl]acetic acid 0.786 38 CRQ [2-(3-carbamoyl-1-imino-propyl)-4-(4-hydroxy-benzylidene)-5-oxo-4,5-dihydro-imidazol-1-yl]-acetic acid 0.786 39 CRU 4-[(4z)-1-(carboxymethyl)-4-(4-hydroxybenzylidene)-5-oxo-4,5-dihydro-1h-imidazol-2-yl]-4-iminobutanoic acid 0.786 40 EYG {(2r,4z)-2-[(1r)-1-amino-3-(methylsulfanyl)propyl]-2-hydroxy-4-[(4-hydroxyphenyl)methylidene]-5-oxoimidazolidin-1-yl}acetic acid 0.786 41 GMO {(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-[(4-nitrophenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.786 42 QYG {(4e)-2-[(1s)-1,4-diamino-4-oxobutyl]-4-[(4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.786 43 KZ4 {(4z)-2-[(1r)-1-amino-2-sulfanylethyl]-4-[(3-bromo-4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.778 44 KZG {(4z)-2-[(1r)-1-amino-2-sulfanylethyl]-4-[(4-hydroxy-3-iodophenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}aceti C acid 0.778 45 KZV {(4z)-2-[(1r)-1-amino-2-sulfanylethyl]-4-[(3-fluoro-4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}ace tic acid 0.778 46 KZY {(4z)-2-[(1r)-1-amino-2-sulfanylethyl]-4-[(4-hydroxy-3-methylphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.778 47 JBY (2s)-2-{(4z)-2-(aminomethyl)-4-[(4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}propanoic acid 0.769 48 WCR [(2r,4z)-2-(aminomethyl)-2-hydroxy-4-(4-hydroxybenzylidene)-5-oxoimidazolidin-1-yl]acetic acid 0.769 49 KXV {(4z)-2-[(1r)-1-amino-2-sulfanylethyl]-4-[(4-hydroxy-3-methoxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}ac etic acid 0.750 50 KY4 {(4z)-2-[(1r)-1-amino-2-sulfanylethyl]-4-[(2,3-difluoro-4-hydroxyphenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.750 51 QFG {(4e)-2-[(1e)-4-amino-4-oxobutanimidoyl]-4-benzylidene-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.750 52 B2H Chromophore (thr, trp, gly) 0.724 53 CIV 2-[2-[(1~{S})-1,5-bis(azanyl)pentyl]-4-[(4-hydroxyphenyl)methyl]-5-oxidanylidene-imidazol-1-yl]ethanamide 0.724 54 CRF [(4z)-2-[(1r,2r)-1-amino-2-hydroxypropyl]-4-(1h-indol-3-ylmethylidene)-5-oxo-4,5-dihydro-1h-imidazol-1-yl]acetic acid 0.724 55 KY7 {(4z)-2-[(1s)-1-amino-2-sulfanylethyl]-4-[(4-hydroxy-3-nitrophenyl)methylidene]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.724 56 KZ1 {(4z)-2-[(1r)-1-amino-2-sulfanylethyl]-5-oxo-4-[(2,3,5-trifluoro-4-hydroxyphenyl)methylidene]-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.724 57 CRK 4-{(z)-[2-[3-(methylsulfanyl)propanoyl]-5-oxo-1-(2-oxoethyl)-1,5-dihydro-4h-imidazol-4-ylidene]methyl}benzenolate 0.714 58 MCQ {(4s)-2-[(1r)-1-amino-3-(methylsulfanyl)propyl]-4-[(S)-[(2-hydroxyethyl)sulfanyl](4-hydroxyphenyl)methyl]-5-oxo-4,5-dihydro-1h-imidazol-1-yl}acetic acid 0.710 59 4F3 [2-(1-amino-2-hydroxy-propyl)-4-(4-fluoro-1h-indol-3-ylmethyl)-5-hydroxy-imidazol-1-yl]-acetic acid 0.700 60 5SQ 2-[2-[(1s)-1-azanyl-2-(1h-imidazol-4-yl)ethyl]-4-[(4-hydroxyphenyl)methylidene]-5-oxidanylidene-imidazol-1-yl]ethanoic acid 0.700 61 5ZA (5z)-2-[(1s,2r)-1-amino-2-hydroxypropyl]-5-[(4-amino-1h-indol-3-yl)methylene]-3-(2-hydroxyethyl)-3,5-dihydro-4h-imidazol-4-one 0.700 62 7R0 2-[(4e)-2-[(1s)-1-azanyl-2-(1h-imidazol-4-yl)ethyl]-4-[(4-hydroxyphenyl)methylidene]-5-oxidanylidene-imidazol-1-yl]ethanoic acid 0.700 63 CR8 2-[1-amino-2-(1h-imidazol-5-yl)ethyl]-1-(carboxymethyl)-4-[(4-oxocyclohexa-2,5-dien-1-ylidene)methyl]-1h-imidazol-5-olate 0.700