Table 2.

Intermolecular peptides sequences of BS³ crosslinked peptides of Mo-MLV IN NTD and the Cβ distances between modified lysine residues (bold type) in the dimeric model

Crosslinking	Peptide 1	Peptide 2	Lysine involved	Distance (Å)
Intermolecular crosslinking	TVTDIKDLTK24LGAIY	TK24L	24 – 24 *	15.14
	LGAYDK31TK	MIENSSPYTSEHFHYTVTDIK20DLTK24LGAIYDK	31 – 20/24	20.02
	DK31TKKY	TVTDIK20DLTKL	31 – 20 *	20.02
	MK68ALLER	TLK88NITETCK	68 – 88	13.57

()* Peptides obtained by chymotrypsin digest.

The distances were defined using SwissPdbViewer program.