6UT3

X-ray structure of Thermococcus gammatolerans McrB AAA+ domain hexamer in P21 symmetry

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... (A, B, C, D, E...)	GTPase subunit of restriction endonuclease	polymer	428	50137.2	6	UniProt (C5A3Z3) Pfam (PF07728)	Thermococcus gammatolerans (strain DSM 15229 / JCM 11827 / EJ3)
2	G, J, L, N (B, C, D, E)	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
3	H, I, K, M (C, D, E)	5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE	non-polymer		539.2	4	Chemie (GSP)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	300823.3
Non-Polymers*	Number of molecules	8
	Total formula weight	2254.2
All*	Total formula weight	303077.5

*Water molecules are not included.