346 



CHAPTER 26 



i k,i ki 26—7. Genetic map <>/ the ill region o) phage T4. 

 The breaks in the map militate segments as defined by 

 the ends ot deletions. The order oj the segments has been 



determined as shown. I he order ot mutants within any 

 one segment has not been determined, but all give recom- 

 bination with each other. The hollow circles and other 

 tilled-in symbols represent different types of phenotypic 

 effects. (Courtesy of S. Benzer and S. P. Champe, Proc. 

 Mat. Acad. Sci., U.S.. 47:1030-1031. 1961.) 



A CISTRON O^H^OO 



f AP AP 859 79W 

 130 129 80 



vf 



~o — o -o- 



1008 70e G O 



-o -oooooo- -oooooooo 



P 5b9 IV 147 1034 632 



33 11 



H NB UV NT F En 19H A 

 91 67fc9 272 392 88 S 12 



3099 

 1176 



**. 



^ooooo- ooojr hCKX>B- KKX) — o- 



8C 380 UV NT 



BC 117 AP HB 



577 113 UV 159 



-o- 



E0 



-o- 



F P 635VJ SN )<H>S G 1310 585 (lb C 

 70 79 AP 181 lb 135 



13b 



-o-o -o -o- -o- 



NT 

 470 



-ooooo -ooo -o- -ooo 



385 157 1181 583 P 

 3fa 



IGbO 566 EM 

 71 



Wl C 311 279 531 13)6 1702 G JO 59613] 1314 H8 37] I55 

 I82, ISl 11 129 



.'85 NT J 

 518 3JI 



-oooo- o- -o 



P NT UV 

 98 508 231 



Bfc 



65 B4b2 



<K>^(XKKKKK)^CX>- 



P I960 NT 979 NB 

 83 281 68; 



EDb U/ 

 50 IH 



Bt 



lala 



Blalb 



