. Author manuscript; available in PMC: 2014 Feb 27.

Published in final edited form as: J Am Chem Soc. 2013 Feb 13;135(8):3186–3192. doi: 10.1021/ja3114505

Table 2.

Isomer forms of Pro in BK structures A, B, and C.^a

BK Conformer^a	Pro²	Pro³	Pro⁷
A	cis	cis	cis
B	cis	trans	trans
C	trans	trans	cis

Conformations A, B, and C are [BK+3H]³⁺ collision cross sections defined from ref. 46