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. Author manuscript; available in PMC: 2020 Aug 26.
Published in final edited form as: Methods Mol Biol. 2012;910:145–164. doi: 10.1007/978-1-61779-965-5_8

Table 5.

The total number of UniProt IDs for each database and the average number of compounds-per-protein

ChEMBL DRUGBANK HMDB TTD
Proteins 4,862 5,543 4,251 1,884
Compounds-per-protein    115 0.8 1.8 1.4

The compound totals used for the calculation of compounds-per-protein were the corresponding uuuuu figures from Table 2