Table 1. Compilation of literature values: generation times and glutamate and glutamine pool sizes in cells grown on various sole nitrogen sources.

	Generation time (hours.minutes) strain background					μmol 100 mg−1 dry weightd
Nitrogen source	Σ1278ba	Σ1278bb	S288cb	S288cc	Y48d	Glu	Gln
Preferred class Aa: high-moderate active NCR/high-moderate active UPR/inactive GAAC
NH4+	2.00	2.28	2.24	1.52	2.08	7.4	2.8
Asn	2.00	2.53	2.14	1.49	2.42	5.2	3.4
Gln	2.05	2.24	2.12	2.14	2.16	22.7	43.1
Ser	2.15	2.40	2.33	2.23	5.53	7.0	1.5
Asp	2.10	2.51	2.55	2.19	2.57	5.1	2.9
Ala	2.30	2.43	3.00	3.28	4.33	2.9	0.6
Arg	2.25	3.22	2.49	2.06	2.11	8.2	1.5
Glu	2.15	2.16	2.29	2.29	2.38	37.9	15.6
Intermediatea: slight active NCR/moderate active UPR/inactive GAAC
Orn	4.30	3.26	3.13	6.56	3.42	12.2	1.8
Pro	3.15	4.28	4.28	4.57	4.33	27.4	3.1
Val	3.00	3.32	3.24	4.05	8.20	4.5	1.0
Phe	3.20	2.33	3.44	3.39	2.51	5.3	0.9
Intermediatea: inactive NCR/inactive-slight active UPR/inactive GAAC
Urea	3.35	2.38	2.44	—	—	—	—
Cit	4.30	3.06	3.28	—	3.42	2.6	22.1
Non-preferred class Ba: inactive NCR/slight active UPR/active GAAC
Leu	3.25	4.47	4.31	6.18	3.14	10.1	1.5
Ile	3.55	4.48	3.42	6.18	9.06	5.4	0.5
Met	4.05	—	5.29	5.47	5.33	10.7	6.9
Tyr	4.10	2.44	5.26	5.20	4.21	9.1	1.1
Thr	4.20	2.34	5.12	5.47	10.00	2.3	0.6
Trp	4.45	4.01	4.20	6.18	8.20	6.4	1.0

^aGodard et al. (2007).

^bCooper (1982a).

^cNiederberger et al. (1981).

^dWatson (1976).