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. 2004 Nov 5;40(1):57–62. doi: 10.1016/j.ejmech.2004.09.013

Table 2.

Summary of NCI database search by four-point pharmacophores

Pharmacophore features in Fig. 2 Hits
P1
 P2
 P3
 P4
HBD HBA HBD HBD 987
HBA HBA HBA HBA 794
HPC HBA HBA HBD 286
HPC HPC HBA HBD 305
HPC HBA HBD HBD 298
HBA HBA HBD HBD 881
HBA HBA HBA HBD 895

HBA = hydrogen bond acceptor, HBD = hydrogen bond donor, HPC = hydrophobic center.