SRS5044736 SAMN12172203 GSM3912497 1888 Streptomyces albus bioproject 551961 PRJNA551961 source_name parental strain strain S12 culture condition fermentation medium for 5 days salinomycin yield middle SRS5044737 SAMN12172202 GSM3912498 1888 Streptomyces albus bioproject 551961 PRJNA551961 source_name high-yield of salinomycin mutant strain Tet30Chl25 culture condition fermentation medium for 5 days salinomycin yield High SRS5044738 SAMN12172201 GSM3912499 1888 Streptomyces albus bioproject 551961 PRJNA551961 source_name low-yield of salinomycin mutant strain TK culture condition fermentation medium for 5 days salinomycin yield Low