PMID:4923064

Citation	Helling, RB and Adams, BS (1970) Nalidixic acid-resistant auxotrophs of Escherichia coli.J. Bacteriol. 104:1027-9
Abstract	purB and ctr mutants of Escherichia coli are resistant to low levels of nalidixic acid.
Links	PubMed
Keywords	Adenine; Chromosome Mapping; Culture Media; Drug Resistance, Microbial; Escherichia coli; Genes; Genetics, Microbial; Mutation; Nalidixic Acid; Purines
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Main Points of the Paper

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Materials and Methods Used

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Phenotype Annotations

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Phenotype of	Taxon Information	Genotype Information (if known)	Condition Information	OMP ID	OMP Term Name	ECO ID	ECO Term Name	Notes	Status
a mutation or genetic difference within a strain	Taxon: Escherichia coli Strain: K-12 Substrain: AB1325 NCBI Taxon ID: 83333	Genotype of Reference Strain: purB Genotype of Experimental Strain : purB +	Reference Condition:	OMP:0000276	increased resistance to antibiotics			Nalidixic acid resistance, figure 1
a mutation or genetic difference within a strain	Taxon: Escherichia coli Strain: K-12 Substrain: AN2547A NCBI Taxon ID: 83333	Genotype of Reference Strain: purF Genotype of Experimental Strain : purF +	Reference Condition:	OMP:0000276	increased resistance to antibiotics			Resistance to Nalidixic acid, figure 1
a mutation or genetic difference within a strain	Taxon: Escherichia coli Strain: K-12 Substrain: ES4 NCBI Taxon ID: 83333	Genotype of Reference Strain: purA Genotype of Experimental Strain : purA +	Reference Condition:	OMP:0000276	increased resistance to antibiotics			Sensitivity to Nalidixic acid, figure 1
a mutation or genetic difference within a strain	Taxon: Escherichia coli Strain: K-12 Substrain: B96 NCBI Taxon ID: 83333	Genotype of Reference Strain: purH Genotype of Experimental Strain : purH	Reference Condition:	OMP:0000276	increased resistance to antibiotics			Resistance to Nalidixic acid
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References

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