Table 2.

Potential Transient Salt Bridges between HPX Domain and Phospholipid Head Groups, Listing Minimum Frequencies in Each Ensemble

Blade 2 interface		Salt bridae to DMPCa
ARG 362	HE	O12 (214) 7%
	HH1	O32b (204) 20%
	HH2	O12 (214) 33%
LYS 401	HZ1	O13 (213) 53%
	HZ1	O13 (215) 13%
ARG 443	HH2	O14 (215) 80%
Blade 4 interface
LYS454	HZ1	O11/13/14 (195) 33%
LYS 482	HZ1	O14 (212) 47%
	HZ1	O14 (217) 80%
LYS 490	HZ1	O13/14 (201) 27%
	HZ2	O13/22b (213) 66%
LYS 499	NZ1	O11/13 (216) 54%
ARG 503	HH1	O12/13 (218) 80%

^aPhosphate oxygen, except where noted. The number of the lipid molecule is listed in parentheses.

^bEster carbonyl oxygen