Structure of EspB from the ESX-1 type VII secretion system and insights into its export mechanism.

GSMSEELQYELPGLERKAHECESTRPEGPGDATKPDELATTASVYSKLMASAAKLKATFAAGDREGERIAAAIRAAAGAY
QKIEEQKAAELSRQMNGSDAPPPAAEAVVPDMSGIPGPLAIPSMEYPSAAAAADEMDWEAAARIIHSGDTQALSMKYFRD
QWRDYQSTLEGHGRHFANPAEGWAGAAAETCAEAQRRLSTWWADMGAECGRLAQEATTFVDAHDKLVANHPTLENVREFE
ETEWASEWDRQNAWAMLQEQSEDALEAYANGSQIQEIRPGKPPSIGGLPAVNDGDVQA

0.1 M Bis-tris propane, 200 mM MgCl2, and PEG 3350

Same protein, different crystal form/space group

MSEELQYELPGLERKAHECESTRPEGPGDATKPDELATTASVYSKLMASAAKLKATFAAGDREGERIAAAIRAAAGAYQK
IEEQKAAELSRQMNGSDAPPPAAEAVVPDMSGIPGPLAIPSMEYPSAAAAADEMDWEAAARIIHSGDTQALSMKYFRDQW
RDYQSTLEGHGRHFANPAEGWAGAAAETCAEAQRRLSTWWADMGAECGRLAQEATTFVDAHDKLVANHPTLENVREFEET
EWASEWDRQNAWAMLQEQSEDALEAYANGSQIQEIRPGKPPSIGGLPAVNDGDVQA