Amino acid replacement in the protein S5 from a spectinomycin resistant mutant of Bacillus subtilis
β Scribed by Itoh, T.
- Publisher
- Springer
- Year
- 1976
- Tongue
- English
- Weight
- 288 KB
- Volume
- 144
- Category
- Article
- ISSN
- 0026-8925
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β¦ Synopsis
Ribosomal protein S5 was isolated from wild type Bacillus subtilis ATCC 6633 and from a spectinomycin resistant mutant (BSPC 111) derived from spectinomycin sensitive to resistance is accomtrypsin and all the tryptic peptides were isolated by column- and paper-chromatography. By comparative amino acid analyses of the peptides, it was demonstrated that the S5 from the mutant differs from the wild type S5 by a replacement of one amino acid, namely lysine by isoleucine in the peptide T9. The results are compared with E. coli spectinomycin resistant mutants.
π SIMILAR VOLUMES
The relative genetic position of the following four mutations of ribosomal protein S5 has been determined: spc-13, a mutation to spectinomycin resistance; stri N421 and strid1023, mutations suppressing dependence on streptomycin and sup0-1, a mutation suppressing partially the temperature-sensitive