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

Sequence alignment for the OXA-1-like beta-lactamase family

OXA-1
........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.......
MKNTIHINFAIFLIIANIIYSSASASTDISTVASPLFEGTEGCFLLYDASTNAEIAQFNKAKCATQMAPDSTFKIALSLMAFDAEIIDQKTIFKWDKTPKGMEIWNSNHTPKTWMQFSVVWVSQEITQKIGLNKIKNYLKDFDYGNQDFSGDKERNNGLTEAWLESSLKISPEEQIQFLRKIINHNLPVKNSAIENTIENMYLQDLDNSTKLYGKTGAGFTANRTLQNGWFEGFI-ISKSGHKYVFVSALTGNLGSNLTSSIKAKKNAITILNTLNL
OXA-4................................................V.............................................................................................................................................................E............................-......................................... 99.28 %
OXA-31................................................V..................P..........................................................................................................................................E............................-......................................... 98.91 %
OXA-47..................................Q.............................A................................I...........................................................................................R........D.......E............................-................S........................ 97.46 %
OXA-224................................................V...T.........................................................................................................................................................E............................-......................................... 98.91 %
OXA-320...........................................................................................................................................................................................................................................-..............................I.......... 99.64 %
OXA-392..................................Q.............................A................................I...........................................................................................R........D.......E............................-......................................... 97.83 %
OXA-534...........................................................................................................................................................................................................................................-........F................................ 99.64 %
OXA-675.......................R..........Q............................SA................................I...........................................................................................R........D.......E............................-.....R................................... 96.74 %
OXA-796................................................V..........................................................................................................................................................................................-......................................... 99.64 %
OXA-921..................................Q.............................A...................D............I..R........................................................................................R........D.......E............................-......................................... 97.10 %
OXA-1042....................................................................................................R......................................................................................................................................-......................................... 99.64 %
OXA-1333................................................V.............................................................................................................................................................K............................-......................................... 99.28 %
OXA-1366.....................................................................................................................................................................................V.....................................................-......................................... 99.64 %
OXA-1367...........................................................................................................................................................................................................................................-...................L..................... 99.64 %
OXA-1368...........................................................................................................................................................................................................................................I......................................... 99.64 %
OXA-1369................................................V..........................V..................................................................N...............................................................E............................-......................................... 98.55 %
OXA-1370..................................Q.............................A................................I...........................................................................................R........D.......E............................-...............................V......... 97.46 %
OXA-1389....................................................................................................................................................................................I......................................................-......................................... 99.64 %
OXA-1391...........................................................................................................................................................................................................................................-.R....................................... 99.64 %
OXA-1397.....................................................................................................I.....................................................................................................................................-......................................... 99.64 %
D-OXA-1-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

Live statistics (since March 29th, 2025)