| Morphine | IC50 | 309.0 [1] |
| Naltrexone | Ki | 0.02 [1] |
| Damgo | IC50 | 76.1 [1] |
| Dpdpe | IC50 | 2.5 [1] |
| Naltrindole | Ki | 31.5 [1] |
| Dslet | IC50 | 0.4 [1] |
| (2S)-1-[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]-N-[(2S)-1-[[(2R)-1-amino-3-naphthalen-2-yl-1-oxopropan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]pyrrolidine-2-carboxamide | IC50 | 3333.0 [1] |
| (2S)-2-Amino-3-(4-hydroxyphenyl)-N-[(2R)-1-[[2-(4-methylpentan-2-ylamino)-2-oxoethyl]amino]-1-oxopropan-2-yl]propanamide | IC50 | 1050.0 [1] |
| (2S)-2-Amino-3-(4-hydroxyphenyl)-N-[(2S)-1-[[2-(4-methylpentan-2-ylamino)-2-oxoethyl]amino]-1-oxopropan-2-yl]propanamide | IC50 | 50000.0 [1] |
| (2S,3R)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2R,3R)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxybutanoic acid | IC50 | 0.15 [1] |
| (1S,2R,13R)-13,22-Dimethyl-2-[(E)-3-phenylprop-2-enyl]-14-oxa-11,22-diazaheptacyclo[13.9.1.01,13.02,21.04,12.05,10.019,25]pentacosa-4(12),5,7,9,15,17,19(25)-heptaen-16-ol | Ki | 3.5 [1] |
| 2-Amino-3-(4-hydroxy-phenyl)-N-(1-{[(3-methyl-butylcarbamoyl)-methyl]-carbamoyl}-ethyl)-propionamide | IC50 | 3410.0 [1] |
| 2-[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]-3,4-dihydro-1H-isoquinoline-3-carboxylic acid | IC50 | 36.9 [1] |
| 2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-2-methyl-N-[2-(4-methylpentan-2-ylamino)-2-oxoethyl]propanamide | IC50 | 4720.0 [1] |
| (2S)-2-Amino-N-[(2R)-3-hydroxy-1-[[2-(4-methylpentan-2-ylamino)-2-oxoethyl]amino]-1-oxopropan-2-yl]-3-(4-hydroxyphenyl)propanamide | IC50 | 990.0 [1] |
| (2S)-2-Amino-3-(4-hydroxyphenyl)-N-[(2R)-1-[[2-(4-methylpentan-2-ylamino)-2-oxoethyl]amino]-3-[(2-methylpropan-2-yl)oxy]-1-oxopropan-2-yl]propanamide | IC50 | 105.0 [1] |
| (2S)-2-Amino-N-[(2R)-1-[[2-[ethyl(4-methylpentan-2-yl)amino]-2-oxoethyl]amino]-1-oxopropan-2-yl]-3-(4-hydroxyphenyl)propanamide | IC50 | 1800.0 [1] |
| (2R)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-N-[2-(3-methylbutylamino)-2-oxoethyl]-4-methylsulfanylbutanamide | IC50 | 733.0 [1] |
| (2S)-2-[[2-[[(2R)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]propanoyl]amino]acetyl]-methylamino]-N-(2-hydroxyethyl)-4-methylpentanamide | IC50 | 3180.0 [1] |
| (2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2R)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxypropanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-4-methylpentanoic acid | IC50 | 2.45 [1] |
| (2S,3R)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2R,3R)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]amino]acetyl]amino]-3-phenylpropanoyl]-methylamino]-4-methylpentanoyl]amino]-3-hydroxybutanoic acid | IC50 | 1.33 [1] |
| (2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2R,3R)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxypropanoic acid | IC50 | 0.25 [1] |
| (2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2R,3R)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-4-methylpentanoic acid | IC50 | 0.41 [1] |
| (2S,3R)-2-[[(2S)-2-[[(2S)-2-[[2-[[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]carbamoylamino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxybutanoic acid | IC50 | 38.0 [1] |
| (2R)-2-[5-[[2-[[(3R)-2-[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]-3,4-dihydro-1H-isoquinoline-3-carbonyl]amino]acetyl]amino]pentanoylamino]-6-[5-[[2-[[(2R)-2-[[(2S)-2-[[(2S)-1-[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]pyrrolidine-2-carbonyl]amino]-3-phenylpropanoyl]amino]-3-naphthalen-1-ylpropanoyl]amino]acetyl]amino]pentanoylamino]hexanoic acid | IC50 | 153.0 [1] |
| (1S,10S,14S,18E)-18-Benzylidene-3-hydroxy-4-methoxy-17-methyl-17-azapentacyclo[7.5.3.210,14.01,10.02,7]nonadeca-2(7),3,5-trien-13-one | Ki | 0.08 [1] |
| (1S,2R,13R)-13,22-Dimethyl-2-(3-methylbut-2-enyl)-14-oxa-11,22-diazaheptacyclo[13.9.1.01,13.02,21.04,12.05,10.019,25]pentacosa-4(12),5,7,9,15,17,19(25)-heptaen-16-ol | Ki | 4.9 [1] |
| (1S,2S,13R)-19-Methoxy-24-methyl-26-propan-2-ylidene-4,24-diazaheptacyclo[12.7.3.22,13.01,13.03,11.05,10.016,21]hexacosa-3(11),5,7,9,16(21),17,19-heptaen-20-ol | Ki | 3.2 [1] |
| (1S,10S,14S,18E)-3-Hydroxy-4-methoxy-17-methyl-18-(1-phenylethylidene)-17-azapentacyclo[7.5.3.210,14.01,10.02,7]nonadeca-2(7),3,5-trien-13-one | Ki | 0.8 [1] |
| (1S,2S,13R,26E)-26-Benzylidene-19-methoxy-24-methyl-4,24-diazaheptacyclo[12.7.3.22,13.01,13.03,11.05,10.016,21]hexacosa-3(11),5,7,9,16(21),17,19-heptaen-20-ol | Ki | 0.4 [1] |
| (1S,2S,13R,26E)-19-Methoxy-24-methyl-26-(1-phenylethylidene)-4,24-diazaheptacyclo[12.7.3.22,13.01,13.03,11.05,10.016,21]hexacosa-3(11),5,7,9,16(21),17,19-heptaen-20-ol | Ki | 0.6 [1] |
| (1S,2S,13R,26E)-26-Ethylidene-19-methoxy-24-methyl-4,24-diazaheptacyclo[12.7.3.22,13.01,13.03,11.05,10.016,21]hexacosa-3(11),5,7,9,16(21),17,19-heptaen-20-ol | Ki | 1.5 [1] |
| (2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2R,3R)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]-methylamino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxybutanoic acid | IC50 | 7.3 [1] |
| (2S,3R)-2-[[(1S)-1-[[(2S)-2-[[2-[[(2R)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxypropanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-3-methylbutyl]amino]-3-hydroxybutanoic acid | IC50 | 3.45 [1] |
| (2S)-2-[[(2S)-2-[[2-[[2-[[(2S)-2-Amino-3-phenylpropanoyl]amino]acetyl]amino]acetyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-4-methylsulfanylbutanoic acid | IC50 | 13.0 [1] |
| (2S,4R)-1-[(2S)-2-[[(2S)-2-[[2-[[(2R,3S)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]-4-hydroxypyrrolidine-2-carboxylic acid | IC50 | 1.1 [1] |
| (2S,3R)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S,3S)-2-[[(2S)-2-Amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxypentanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxybutanoic acid | IC50 | 0.05 [1] |