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

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

OXY-1-1
........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.......280.......290.
MLKSSWRKTALMAAAAVPLLLASGSLWASADAIQQKLADLEKRSGGRLGVALINTADDSQTLYRGDERFAMCSTGKVMAAAAVLKQSESNPEVVNKRLEIKKSDLVVWSPITEKHLQSGMTLAELSAAALQYSDNTAMNKMISYLGGPEKVTAFAQSIGDVTFRLDRTEPALNSAIPGDKRDTTTPLAMAESLRKLTLGNALGEQQRAQLVTWLKGNTTGGQSIRAGLPASWAVGDKTGAGDYGTTNDIAVIWPENHAPLVLVTYFTQPQQDAKSRKEVLAAAAKIVTEGL
OXY-1-2........................................................................................................................................................................................................................................V......G................................................... 99.31 %
OXY-1-3...............................................................................................................................................................................................................................................G................................................... 99.66 %
OXY-1-4..............-.........................................................................................................................................................................................................................V.......................................................... 99.31 %
OXY-1-6.....................................................................................................................................................................................................................................................................P...............K............. 99.31 %
OXY-1-7........................................................................................................................................................................................................................................V.......................................................... 99.66 %
OXY-1-8..............-.................................................................................................................................................................................................................................................................................... 99.66 %
OXY-1-9...........................................................................................D............................................................................................................................................V......G................................................... 98.97 %
OXY-1-10.................................................I................................................................................................................................................................................................................................................. 99.66 %
OXY-1-11...............................................................................................................................................................................................................................................G.................................................R. 99.31 %
OXY-1-12......H.......-.................................................................................................................................................................................................................................................................................... 99.31 %
OXY-1-13..............-.........................................................................................................................................................................................................................V.......................................................K.. 98.97 %
OXY-1-14.............................V...H..........................................................................................................................................................................................E...........V......G................................................... 98.28 %
OXY-1-15............................................................................................................................................................................................T...................................................................................................... 99.66 %
OXY-1-16..............V..........................................N.H...................................................A................................................................................................................................................................................... 98.63 %
OXY-1-17.........................................................N.H...................................................A................................................................................................................................................................................... 98.97 %
OXY-1-18.....................................................................................R..................................................................................................................................................V.......................................................... 99.31 %
OXY-1-19...........................................................................................................................................................................M....................................................................................................................... 99.66 %
OXY-1-25..............-.............................................................................................................................................................................I...................................................................................................... 99.31 %
OXY-1-26..............-.........................................................................................................................................................................................................................V..........................................C............K.. 98.63 %
OXY-1-27..............-..........................................................................................E..............................................................................................................................V.......................................................K.. 98.63 %
OXY-1-28..............-................................................................................................................................................................................................................................G................................................... 99.31 %
OXY-1-31.................................................................................................................................................................P.............................................................................G................................................... 99.31 %
OXY-1-32...........................................................................................D...................................................................................................................................................G................................................... 99.31 %
OXY-1-33..............................................................................................................................................................................................................................R.........V......S................................................... 98.97 %
OXY-1-34.......................................................................................................................................................................................................................................GV......G................................................... 98.97 %
OXY-1-35.................................................................................................P......................................................................................................................................V......G................................................... 98.97 %
OXY-1-36............................................................................................................................................................N...........................................................................V......G................................................... 98.97 %
OXY-1-37...........................................................................................................................................................................M............................................................V......G................................................... 98.97 %
OXY-1-38.................................................I......................................................................................................................................................................................V.......................................................K.. 98.97 %
OXY-1-39..........................L.............................................................................................................................................................................................................V.......................................................... 99.31 %
OXY-1-41..................................L............................................................................................................................................................................T................................................................................... 99.31 %
OXY-1-42.............................V...H................................................................................................................................................................................................................................................................. 99.31 %
OXY-1-43..........................................................................S...............................F........................................................................................................................................................................................ 99.31 %
OXY-1-44.............................V........................................................................................................................................................................................................................................................A............ 99.31 %
OXY-1-45..........................................................................................................................................................................................................................P........................................................................ 99.66 %
OXY-1-46..................................................................................................................................................................L................................................................................................................................ 99.66 %
OXY-1-47........................................................................................R.......................................................................................................................................................................................................... 99.66 %
OXY-1-48.....................................................................................R............................................................................................................................................................................................................. 99.66 %
OXY-1-49.............................................................................................................................................................................................................................R..................................................................... 99.66 %
OXY-1-50..............................................................................................................................................N.................................................................................................................................................... 99.66 %
OXY-1-51............................................................................................................................F...................................................................................................................................................................... 99.66 %
A-OXY-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)