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. 2016 Sep 2;291(42):22196–22206. doi: 10.1074/jbc.M116.749648

TABLE 4.

Domain-domain interactions in class A carbapenemases

Enzyme Domain interface surface area Interdomain hydrogen bonds
Protein-protein Water-mediateda Total
Å2
GES-5 C69G 3050 23 32 (11) 55
GES-5 2900 25 27 (10) 52
SME-1 2900 18 23 (8) 41
NMCA 2850 17 23 (8) 40
SFC-1 2950 16 29 (12) 45

a The total number of water molecules that interact with both domains is given in parentheses.