>sp|Q8R778|DDL_CALS4 D-alanine--D-alanine ligase OS=Caldanaerobacter subterraneus subsp. tengcongensis GN=ddl MLKVAVMFGGKSVEHEVSIITGLQVIENMNKEKYEPIPVYVGRDGRWYTGKGLLDISNYK DIPSLLKKCEQVVLPPVPGLNKLYYYPFRKKFMSKEYDYIDVDVIFPAFHGTHGEDGTMQ GLFQLANIPYVGSGVVGSATGMDKVIMKDIFKANNLPIVNYLWFLRKEYEKNKEAMLDLI ESKLKYPMFVKPANLGSSIGISKAKNRDELFDAIEIAIYYDRKIIVEEAVKDPMEVNCSV MGIDRDLEISLCEMPVPWEEFLSYQDKYMRKEKGGKGSTTRQIPAPIPEEKTKEIQELAK KVFQILDCSGLARIDFLLEKETMKVYVNEINTIPGSFAFYLWKPLGISFEKLIDRLIEYA VERHKEYARNMYTFETTLLLKAADRGTKM