Table 3.

Receptor Specificity, Transcriptional Activation Activity After Binding a Particular Receptor, and Molecular Weights of the Retinoids Used

RetinoidReceptor Selectivity KD (nmol/L)Transcriptional Activation AC50 (nmol/L)MW (g/L)
RARα RARβ RARγ RARαRARβ RARγ
CD367  5.3  2.5  1.3  0.23 0.37  0.25  300  
CD336  8.0  131  450  0.36 24.5  27.8  357  
CD2019  1100  26  160  19.8 3.8  46.9  375  
CD437  6500  2480  77  140 28.4  7.3  398 
RetinoidReceptor Selectivity KD (nmol/L)Transcriptional Activation AC50 (nmol/L)MW (g/L)
RARα RARβ RARγ RARαRARβ RARγ
CD367  5.3  2.5  1.3  0.23 0.37  0.25  300  
CD336  8.0  131  450  0.36 24.5  27.8  357  
CD2019  1100  26  160  19.8 3.8  46.9  375  
CD437  6500  2480  77  140 28.4  7.3  398 

Abbreviation: MW, molecular weights.

Data from Bernard et al.33 

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