6UT7

Fitted model for the tetradecameric assembly of Thermococcus gammatolerans McrB AAA+ hexamers with bound McrC

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E...	GTPase subunit of restriction endonuclease	polymer	428	50137.2	12	UniProt (C5A3Z3) Pfam (PF07728) In PDB	Thermococcus gammatolerans
2	G, N	McrBC 5-methylcytosine restriction system component	polymer	458	54339.4	2	UniProt (C5A3Z2) Pfam (PF10117) In PDB	Thermococcus gammatolerans
3	H, M, A, F	GUANOSINE-5'-DIPHOSPHATE	non-polymer		443.2	4	Chemie (GDP)
4	H, I, J, K, L...	MAGNESIUM ION	non-polymer		24.3	12	Chemie (MG)
5	I, J, K, L, B...	5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE	non-polymer		539.2	8	Chemie (GSP)

Contents of the asymmetric unit

Polymers	Number of chains	14
	Total formula weight	710325.4
Non-Polymers*	Number of molecules	24
	Total formula weight	6378.4
All*	Total formula weight	716703.9

*Water molecules are not included.