Research Article

Comparison of FDA Approved Kinase Targets to Clinical Trial Ones: Insights from Their System Profiles and Drug-Target Interaction Networks

Table 1

Latest development status of the previously analyzed phase 3 targets similar to established targets in sequence (A), drug binding domain structural fold (B), physicochemical features (C), and systems (D) profiles.

Target (drug previously reported to be in phase 3 trial)Similar to established targets in combination of A, B, C, and D profilesTargeted disease conditionsLatest development status (year of report)

CCK-A receptor (dexloxiglumide)Combination of A, B, C, and DIrritable bowel syndromePositive results in phase III trial (2007) and a large European phase III trial (2010), in talks with FDA for approval (2010)

Coagulation factor IIa
(SR-123781A)
Combination of A, B, C, and DVenous thromboembolismPositive results in a large European phase III trial (2008)

NTRK1 (lestaurtinib)Combination of A, B, C, and DAcute myeloid leukemiaLestaurtinib approved by FDA as orphan drug (2006)

5HT 3 receptor (cilansetron)Combination of A, C, and DIrritable bowel syndromePositive phase III trial results (2004), filed but withdrawn for FDA approval (2005), still in talks with MHRA and EU (2010)

Heparanase (PI-88)Combination of A, C, and DHepatocellular cancerPI-88 fast tracked by FDA (2008)

MDR 3 (LY335979)Combination of A, C, and DAcute myeloid leukemia

Orexin receptor (almorexant)Combination of A, C, and DSleep disordersPositive phase III trial result (2010)

Somatostatin receptor 1
(pasireotide)
Combination of A, C, and DCushing’s disease, renal cell carcinoma

NK-2 receptor (saredutant)Combination of A, C, and DDepressionPositive phase III trial result (2007), trial discontinued (2009)

BK-2 receptor (icatibant)Combination of A, B, and CHereditary angioedema, traumatic brain injuriesPositive phase III trial results (2006), icatibant approved in EU (2008)

Thrombin receptor (SCH-530348)Combination of A, B, and CCardiovascular disorders

CXCR4 (plerixafor)Combination of A, B, and DNon-Hodgkin’s lymphoma, late-stage solid tumorsPlerixafor approved by FDA (2008)

C1 esterase (Cinryze)Combination of A, B, and DHereditary angioedemaCinryze approved by FDA (2008)

Sphingosine 1-phosphate receptor 1 (Gilenia)Combination of A, B, and DMultiple sclerosisPositive phase III trial results (2008). FDA granted priority review (2010)

NPYR5 (CGP71683A)Combination of A, B, and DObesity

Plasma kallikrein (ecallantide)Combination of A, B, and DHereditary angioedemaPositive phase III trial results (2007), ecallantide approved by FDA (2009)