>sp|A8GAB2|MTNK_SERP5 Methylthioribose kinase OS=Serratia proteamaculans GN=mtnK MSHYRTFTAADAVEYARQYGQLADPQALVSADEIGDGNLNLVFKIRDRDGVSRVIVKQAL PYVRCVGESWPLTLDRARIEAETLLIHGGFCPRHTVKVLHHDAELAVMVQEDLSDHHIWR SELVKGHYYPLAAGQLAEYLAQTLFHTSDFYQTAQEKKAEVSRFSNPELCQITEDLFFTD PYIDHERNQFDPALLPQVLELRNDAALRLAVAGLKHRFLSKAEALLHGDIHSGSVFVAEG KLKAIDAEFGFYGPIGFDVGTALGNLLLNYCGLPGLFGPRDAAAGREQRLQDVRELWLIF ADRFLALCHQQTREAALAVPGYAEQFLQQVWTDAVGYCGSELIRRTIGLAHVADLDSISD AEMRAECQRNALGLGRALIVNAPQIEHIDALLARIRQNG