Table 2 List of residues involved in the Ag43 self-association interfaces.

From: Variation of Antigen 43 self-association modulates bacterial compacting within aggregates and biofilms

Dimers

Interface residue interactions

# of interactions

α43_UTI89–α43_UTI89

H-bonds: G13-N137, G30-N100, T32-N100 (2 H-bonds), N60-N100, N60-T98, D79-D79, T80-N60, T98-N60, T98-G30, N100-T32 (2 H-bonds), N137-G13

13 Hydrogen bonds

α43b–α43b

H-bonds: D29-T255, N60-T255, N60-T236, R62-N238, D79-T236, S95-D180, S113-D180 (in each interface)

14 Hydrogen bonds

α43_EDL933–α43_EDL933

H-bonds: D181-T114 (2 H-bonds), T256-N29 (2 H-bonds), S162-T133, N216-D79, N216-S78, T237-N60 (2 H-bonds) T256-N60, N96-T199 (2 H-bonds) (in each interface)

24 Hydrogen bonds

α43a–α43a13

H-bonds: N29-T256 (2 H-bonds), N60-T256, N60-T237, D79-T237, N96-R200, T97-R200, T98-R200, G115-R200 (in each interface)

Salt bridge: R59 - E216 (in each interface)

18 Hydrogen bonds

2 Salt bridges