>tr|Q7BRU7|Q7BRU7_NITWI Ribulose bisphosphate carboxylase small subunit OS=Nitrobacter winogradskyi GN=cbbS MAVQAYRSLKKYETFSYLPQMTPEQVRRQIAHAIAQGWNPAVEHTEKGTPAKASYWYMWK LPLFGEQSVDAVVAEIEACHREFPDQMVRFVAYDNYAQSQGMAFVVYR