... P (proline) E (glutamic acid) S (serine) and T (threonine) residues. References: 1. Sheridan RP, et al.,(1985) Biopolymers 24: ...

... P (proline) E (glutamic acid) S (serine) and T (threonine) residues. References: 1. Sheridan RP, et al.,(1985) Biopolymers 24: ...

... subtilis Strain No. Genotype! Growth response 23 thr threonine 168 try” tryptophan SB19 Reference Prototroph —_ SB25 his; “try. histidine +- tryptophan SB70 his: “ ...

... requirements: M-=methionine, P-=proline, H-=histidine, T- = threonine, Ty7-= tyrosine requiring. Mating types: F, F+, Hfr, F,;*, Frastapie’ ave described in the text. The references should be consulted for the presence in some ...

... adenylate formation, and valyl ribonucleic acid synthetase utilizes threonine at about 30% the rate of valine. Nevertheless, valine is not converted to valyi ribonucleic acid by the isoleucyl ribonucleic acid synthetase. REFERENCES 1. Bere, P., anp OrenaanpD, EL. J., Proc. ...

... 39 Ultraviolet 2 zoic acid 679-183 2 Threonine, proline T—P- 679 X-ray 1 *Mutants for resistance to phage T; have been obtained in strains 58-161, 679-188, Y10, and Y24, without detectable variation in nutritional requirements. + References: (1) Gray and Tatum, 1944; (2) Tatum, 1945; ( ...

... been synthesized by chemists. In the case of threonine (composition C4H9NO3), we ... references. This disparity has great significance for chemists because ...

... intakes of methio- nine, tryptophan, lysine, isoleucine, and threonine are ... Cole, with special reference to the probems of cost and practical outlook ...

... intakes of methionine, tryptophan, ly- sine, isoleucine, and threonine are ... al. with special reference to the problems of cost and practical outlook ...

... Harber, L.I., N.Y. Dear Evelyn: In reference to reversion of "polyamxotrophs": about 6 months ago, I was surprised to find piockings prototrophs in platings of W-1189, a threonine-histidineless double mutant from a coli other than ...