>tr|F7X154|F7X154_SINMM Putative pterin-4-alpha-carbinolamine dehydratase OS=Sinorhizobium meliloti GN=phhB MRPEKLDAAAIAEHLHKMEGWVLAEDGGSIWKTFRFKTFAEAFTFMTQCAFAAEKLNHHP EWFNVYNKVDVTLSTHDADGLTELDFKLAAKMDQAAEGRMPDHM