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

Sequence alignment for the CARB-17-like beta-lactamase family

CARB-17
........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.....
MKKLFLLVGLMVCSTVSYASKL--NEDISLIEKQTSGRIGVSVWDTQTDERWDYRGDERFPLMSTFKTLACATMLSDMDSGKLNKNATARIDERNIVVWSPVMDKLTGQSTRIEHACEAAMLMSDNTAANLVLNEIGGPKAVTLFLRSIGDKATRLDRLEPRLNEAKPGDKRDTTTPNAMVNTLHTLMEDNALSYESRTQLKIWMQDNKVSDSLMRSVLPKGWSIADRSGAGNYGSRGISAMIWKDNYKPVYISIYVTDTDLSLQARDQLIAQISQLILEHYKES
CARB-18......................--.................................................................K................A.................................................................................................................................................................................. 99.29 %
CARB-19.......A..............--.................................................................K................A.................................................................................................................................................................................. 98.94 %
CARB-20......................--..................................................................................A.................................................................................................................................................................................. 99.65 %
CARB-21......................--.......................M..........................................................A.................................................................................................................................................................................. 99.29 %
CARB-22......................--.........................K.......................................K................A....................................Q............................................................................................................................................. 98.59 %
CARB-23......................NL.................................................................K................A.................................................................................................................................................................................. 98.60 %
CARB-24......................--.................................................................K................A..............................................................................................................................H................................................... 98.94 %
CARB-25......................--.................................................................K................A............................................................................................................................................................................D..... 98.94 %
CARB-26......................--.................................................................K................A...............R.................................................................................................................................................................. 98.94 %
CARB-27......................--.................................................................K................................................................................................................................................................................................... 99.65 %
CARB-28......................--.................................................................K................A..................................................................................................................D............................................................... 98.94 %
CARB-29......................--.....I...........................................................K................A.................................................................................................................................................................................. 98.94 %
CARB-30......................--.......................M.........................................K................A...................S.............................................................................................................................................................. 98.59 %
CARB-31............Y.........--.................................................................K................A.................................................................................................................................................................................. 98.94 %
CARB-32......................--.......................M..........................................................A.........................................V...................................................................................................................................R.... 98.59 %
CARB-33......................--......................................................E..........K................A.................................................................................................................................................................................. 98.94 %
CARB-34......................--.................................................................K................A......................................................G........................................................................................................................... 98.94 %
CARB-35......................--.................................................................K................A...........................K...................................................................................................................................................... 98.94 %
CARB-36......................--.................................................................K................A..............................................................................S................................................................................................... 98.94 %
CARB-38......................--.................................................................K................A.................................................................................................................................L................................................ 98.94 %
CARB-40......................--...................................................................N..............A.................................................................................................................................................................................. 99.29 %
CARB-41......................--.................................................................K................A.....V............................................................................................................................................................................ 98.94 %
CARB-42.......A.......L....Q.--......L.Q...S..........A........................K..........S.....KV...S...........A..N.................................M...T..........I.......T...S........IL...R..V.GET......V.....................T...........GH.....N.I...E.HR.........E.E.........V........QK..DN 85.16 %
CARB-43......................--.................................................................K................A............................................N..................................................................................................................................... 98.94 %
CARB-44......................--.................................................................K................A....................................................................................T............................................................................................. 98.94 %
CARB-45......................--.A...............................................................K................A......................................................G........................................................................................................................... 98.59 %
CARB-46......................--.................................................................K................A............................................E..................................................................................................................................... 98.94 %
CARB-47......................--.................................................................K...S............A.................................................................................................................................................................................. 98.94 %
CARB-48......................--.................................................................K................A..N..........................................T.................................................................................................................................... 98.59 %
CARB-56.......A.......L....Q.--......L.Q...S..........A........................K..........S.....KV...S...........A..N.................................M...T..........I.......T...S........IL...R..I.GET......V.....................T...........GH.....N.I...E.HR.........E.E.........V........QK..DN 85.16 %
CARB-57.......A.......L....Q.--........Q...S..............................................S.....KV...S...........A..N..V..............................M...T..................T...N.............R..I.GET......V.....................T...........GH.....N.I...E.HR.........E.E..................QK..DN 87.28 %
A-CARB-17-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)