Table of the D. melanogaster cytochrome P450 genes, their cytological locations and annotated Celera transcripts (CTs). Cytological locations of the P450 genes were determined from the known location of adjacent genes. When available, the localization data for individual P450 genes obtained by in situ hybridization were taken into account. A single location is given for clustered genes. Inversely, genes (or gene clusters) listed separately with the same location are not clustered. Only tandem groupings of two or more P450 genes in any orientation, not separated by other genes, were considered as clusters. All genes, including the individual genes in a cluster, are listed in the order of increasing cytology. cytology , gene , CT unmapped , Cyp307a2p , none 1B , Cyp4g1 , 13187 2D6-E1 , Cyp4ae1 , 30144 , 2D6-E1 , Cyp4d1 , 12233, 12253 2D6-E1 , Cyp4d14 , 11900 2D6-E1 , Cyp4d2 , 11675 , 10B8-C2 , Cyp4g15 , 36755 11A , Cyp28c1 , 5856 , 11A , Cyp311a1 , 3715 11A , Cyp318a1 , 31700 13A2-C1 , Cyp4s3 , 26062 17C , Cyp18a1 , 20826 17C , Cyp306a1 , 20454 17C , Cyp308a1 , 20468 19E2-3 , Cyp6v1 , 5576 19F4 , Cyp6t1 , 4488 22F , Cyp309a1 , 28097 22F , Cyp309a2 , 10919 25D6 , Cyp28d1 , 30336 25D6 , Cyp28d2 , 17788 25D6 , Cyp4ac1 , 33591 25D6 , Cyp4ac2 , 40069 25D6 , Cyp4ac3 , 33590 25F1 , Cyp6a16 , 22353 28B1-2 , Cyp4d21 , 20878 30C5-7 , Cyp4e3 , 13600 34E4-5 , Cyp28a5 , 25460 35F6-12 , Cyp303a1 , 13756 36F , Cyp310a1 , 29164 39C1-3 , Cyp6t2p , none 42A , Cyp6w1 , 4868 42D , Cyp6a2 , 11585 42E , Cyp6u1 , 11986 43A1-2 , Cyp9b1 , 14604 43A1-2 , Cyp9b2 , 14594 44D , , Cyp6a13 , 7990 44D , Cyp4ad1 , 6880 44D , Cyp4e1 , 6692 44D , Cyp4e2 , 6686 44D , Cyp6a14 , 6361 44D , Cyp6a15p , 34554 45C , Cyp4p1 , 30367 45C , Cyp4p2 , 6078 45C , Cyp4p3 , 30369 47A , Cyp49a1 , 32039 47E , Cyp12d1 , 26082 48E12-F , Cyp6g2 , 25452 48E12-F , Cyp6t3 , 24763 48E12-F1 , Cyp6g1 , 24751 49B1-2 , Cyp301a1 , 24987 49D , Cyp9h1 , 33386 51C , Cyp317a1 , 31993 , 51C , Cyp6a17 , 28783 , 51C , Cyp6a19 , 28789 , 51C , Cyp6a20 , 28791 , 51C , Cyp6a21 , 28795 , 51C , Cyp6a22 , 28781 51C , Cyp6a23 , 28787 , 51C , Cyp6a8 , 28799 , 51C , Cyp6a9 , 28793 , 52D2 , Cyp4aa1 , 20080 , 55F1-2 , Cyp12b2 , 34952 , 58E , Cyp6d2 , 14177 , 60D13-16 , Cyp9c1 , 12139 62E , Cyp4d20 , 8030 64A5 , Cyp302a1 , 2045 64E , Cyp307a1 , 29702 66A5 , Cyp316a1 , 15730 66A5 , Cyp4d8 , 14135 70E4-5 , Cyp314a1 , 32843 , 75C1-2 , Cyp312a1 , 16459 75D4-5 , Cyp12c1 , 13666 76B4 , Cyp305a1 , 25219 85A1-10 , Cyp313b1 , 27472 86B6-C1 , Cyp12e1 , 34465 86F-87A1 , Cyp315a1 , 34521 87B-C , Cyp9f2 , 17908 87B-C , Cyp9f3p , 39772 87B4 , , Cyp313a3 , 28411 87B4 , Cyp313a2 , 28413 87B4 , Cyp313a5 , 28421 87C , Cyp313a4 , 21009 87D , Cyp304a1 , 22337 88A-B , Cyp6d5 , 10252 88C , Cyp313a1 , 11271 91F1-13 , Cyp12a4 , 18860 91F1-13 , Cyp12a5 , 33912 94C , Cyp6d4 , 38889 98A , Cyp6a18 , 33531 100B1-2 , Cyp4c3 , 3417