>10BR_1|Chains A, B, C, D|Periplasmic serine protease DO|Borreliella burgdorferi B31 (224326) GPLGSIESAWLGISFYPLKTRDSEVLKSLGVESNDVSAAIIASLYPGSPAVKSGLRAGDIIMKVNGVSMSVFQDVTSYISDFYAGEKVNVEILRGNVKKNIEIVLAVRPKDKELSSSKMLPGFVVYPLVEDIKAQLNLRNWIKGVVVDYIDKNLASNIKMKSGDVILSVNSKSVSNLREFYDALEVGKNTYKILRGNDSFKITF