Beta-Lactamase DataBase (BLDB): Structure and Function
Beta-Lactamase DataBase
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Beta-Lactamase DataBase

Sequence alignment for the OXA-55-like beta-lactamase family

OXA-55
........10........20........30........40........50........60........70........80........90.......100.......110.......120.......130.......140.......150.......160.......170.......180.......190.......200.......210.......220.......230.......240.......250.......260.......270.......280.........
MNKGLHRKRLSKRLLLPMLLCLLAQQTQAVAAEQTKVSDVCSEVTAEGWQEVRRWDKLFESAGVKGSLLLWDQKRSLGLSNNLSRAAEGFIPASTFKLPSSLIALETGAVRDETSRFSWDGKVREIAVWNRDQSFRTAMKYSVVPVYQQLAREIGPKVMAAMVRQLEYGNQDIGGQADSFWLDGQLRITAFQQVDFLRQLHDNKLPVSERSQRIVKQMMLTEASTDYIIRAKTGYGVRRTPAIGWWVGWLELDDNTVYFAVNLDLASASQLPLRQQLVKQVLKQEQLLP
OXA-729........................................G........................................................I.............................A......................................K.......................................................................................................................... 98.62 %
OXA-960................................A.....E.G....V....................C...L..........................I.......Q.....................A...........................................N.........................Q.......................................QQ.....................I..E.T...................L... 94.12 %
OXA-961................................A.......G...M....................................................I.......Q.....................A............................T...............V........................Q.......................................QQ.....................I....T....................... 95.50 %
OXA-962............................V...A.......G.........................C..............................I.......Q.....................A......................................Q..........................L...Q........................................H.....................I.......G.................... 95.50 %
OXA-963........................................S........................................................I.............................A......................................Q...........................V.............................................................................................. 98.27 %
OXA-964........................................G........................................................I.............................A......................................D.......................................................................................................................... 98.62 %
OXA-965........................................S.G......................................................I.............................A.............................................S............K......................L..................................................I............................ 97.23 %
D-OXA-55-like phylogenetic tree

Last updated: April 06, 2026.

If you use BLDB please cite: Naas, T.; Oueslati, S.; Bonnin, R. A.; Dabos, M. L.; Zavala, A.; Dortet, L.; Retailleau, P.; Iorga, B. I., Beta-Lactamase DataBase (BLDB) – Structure and Function. J. Enzyme Inhib. Med. Chem. 2017, 32, 917-919.

The development of the BLDB database was funded in part by the JPIAMR transnational project DesInMBL, the Région Ile-de-France (DIM Malinf) and the Laboratory of Excellence in Research on Medication and Innovative Therapeutics (LERMIT).

Contact: contact@bldb.eu

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