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

Sequence alignment for the GES beta-lactamase family

GES-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..........
MRFIHALLLAGIAHSAYASEKLTFKTDLEKLEREKAAQIGVAIVDPQGEIVAGHRMAQRFAMCSTFKFPLAALVFERIDSGTERGDRKLSYGPDMIVEWSPATERFLASGHMTVLEAAQAAVQLSDNGATNLLLREIGGPAAMTQYFRKIGDSVSRLDR---KEPEMGDNTPGDLRDTTTPIAMARTVAKVLYGGALTSTSTHTIERWLIGNQTGDATLRAGFPKDWVVGEKTGTCANGGRNDIGFFKAQERDYAVAVYTTAPKLSAVERDELVASVGQVITQLILSTDK
GES-2...............................................................................................................................................................---.....N.......................................................................................................................... 99.65 %
GES-3.......................................................T.........................................K.............................................................---................................................................................................................................ 99.30 %
GES-4.......................................................T.........................................K.............................................................---.....S.......................................................................................................................... 98.95 %
GES-5...............................................................................................................................................................---.....S.......................................................................................................................... 99.65 %
GES-6.................................................................................................K.............................................................---.....S.......................................................................................................................... 99.30 %
GES-7.................................................................................................K.............................................................---................................................................................................................................ 99.65 %
GES-8.......................................................................................................................L.......................................---................................................................................................................................ 99.65 %
GES-9...............................................................................................................................................................---.............................................................................S.................................................. 99.65 %
GES-10...........T...........................................T....................................................................C..................................---................................................................................................................................ 98.95 %
GES-11...............................................................................................................................................................---.............................................................................A.................................................. 99.65 %
GES-12...............................................................................................................................................................---........................................................................A....A.................................................. 99.30 %
GES-13.................................................................................................K.............................................................---.....N.......................................................................................................................... 99.30 %
GES-14...............................................................................................................................................................---.....S.......................................................................A.................................................. 99.30 %
GES-15...............................................................................................................................................................---..S..S.......................................................................................................................... 99.30 %
GES-16.....................................E.........................................................................................................................---.....S.......................................................................................................................... 99.30 %
GES-17.................................................................................................K.............................................................---.............................................................................A.................................................. 99.30 %
GES-18.........................................................................I.....................................................................................---.....S.......................................................................................................................... 99.30 %
GES-19..........A....................................................................................................................................................---.............................................................................A.................................................. 99.30 %
GES-20..........A....................................................................................................................................................---.....S.......................................................................................................................... 99.30 %
GES-21..........................................................................L....................................................................................---.....S.......................................................................................................................... 99.30 %
GES-22...............................................................................................................................................................---....L........................................................................A.................................................. 99.30 %
GES-23.................................................L.............................................................................................................---................................................................................................................................ 99.65 %
GES-24.......................................................T.......................................................................................................---.....S.......................................................................................................................... 99.30 %
GES-25................H............R.................................................................................................................................---.....S.......................................................................................................................... 98.95 %
GES-26..........A....................................................................................................................................................---................................................................................................................................ 99.65 %
GES-27...............................................................................................................................................................---..Q..S.......................................................................................................................... 99.30 %
GES-28...............................................................................................................................................................---.....S........N................................................................................................................. 99.30 %
GES-29...............................................................................................................................................................---..A..S.......................................................................................................................... 99.30 %
GES-30................................C..............................................................................................................................---.....S.......................................................................................................................... 99.30 %
GES-31.....................................E...........................................................K.............................................................---................................................................................................................................ 99.30 %
GES-32.......F........S...N...R............E..........Q......IE...................................R....K....A........................................................---....................................P.............................I.....................D................EQ..................... 94.43 %
GES-33.................................................................................................K.............................................................---.....S..................................................................A....................................................... 98.95 %
GES-34.................................................................................................K.............................................................---N....S.......................................................................................................................... 98.95 %
GES-35...............................................................................................................................................................---....L.......................I................................................A.................................................. 98.95 %
GES-36...............................................................................................................................................................---...K.S.......................................................................................................................... 99.30 %
GES-37...............................................................................................................................................................---..T..S.......................................................................................................................... 99.30 %
GES-38.................................................................................................K.............................................................---.............................................................................AQ................................................. 98.95 %
GES-39.................................................................................................G.............................................................---.....S.......................................................................................................................... 99.30 %
GES-40..........A....................................................................................................................................................---.....S.......................................................................A.................................................. 98.95 %
GES-41.......F........S...N...R............E..........Q......IE...................................R.........A........................................................---.....S..............................P.............................I.....................D................EQ..................... 94.43 %
GES-42...............................................................................................................................................................KER.....S.......................................................................................................................... 98.62 %
GES-43....Y..........................................................................................................................................................---..S..S.......................................................................................................................... 98.95 %
GES-44.......F........S...N...........................Q..............................................................................................................---........................................................................................D................EQ..................... 97.56 %
GES-45...............................................................................................................................................................---........................................................................A....................................................... 99.65 %
GES-46.................................................................................................K.............................................................---N............................................................................................................................... 99.30 %
GES-47.......................................................T......................................................Y................................................---.....S.......................................................................................................................... 98.95 %
GES-48.................S.....................................T.......................................................................................................---.....S.......................................................................................................................... 98.95 %
GES-49.....V...........................................................................................K.............................................................---.....S.......................................................................................................................... 98.95 %
GES-50.....T.................................................T.......................................................................................................---.....S.......................................................................................................................... 98.95 %
GES-51.....V.........................................................................................................................................................---.....S.......................................................................................................................... 99.30 %
GES-52.................................................................................................K.............................................................---..............................................................................Q................................................. 99.30 %
GES-53.................................................................................................K.............................................................---.....S........................................................................Q................................................. 98.95 %
GES-54.......................................................T.........................................K....M........................................................---.....S.......................................................................................................................... 98.61 %
GES-55.................................................................................................K.............................................................---..S..S.......................................................................................................................... 98.95 %
GES-56.................................................................................................................................A.............................---.............................................................................A.................................................. 99.30 %
GES-57....................N..........................................................................................................................................---N............................................................................................................................... 99.30 %
GES-58.........V.......................K.............................................................................................................................---.....S.......................................................................................................................... 98.95 %
GES-59.......F........S...N...R............E..........Q......IE...................................R.........A........................................................---.....N..............................P.............................I.....................D................EQ..................... 94.43 %
GES-60..................................................................................................................................K............................---.....S.......................................................................................................................... 99.30 %
GES-61.....................................E...........................................................K.............................................................---.....S.......................................................................................................................... 98.95 %
GES-62.................................................................................................................................A.............................---.....S.......................................................................................................................... 99.30 %
GES-65..............................................................................................................................................................W---.....S.......................................................................................................................... 99.30 %
GES-66.......................................................................................................K.......................................................---.....S.......................................................................................................................... 99.30 %
GES-67.................................D.............................................................................................................................---.....S.......................................................................................................................... 99.30 %
GES-68.................................................................................................G.............................................................---..A..S.......................................................................................................................... 98.95 %
GES-69.................................................................................................G.............................................................---................................................................................................................................ 99.65 %
A-GES 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)