2HR1

Ternary structure of WT M.HhaI C5-Cytosine DNA methyltransferase with unmodified DNA and AdoHcy

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (C)	5'-D(*GP*AP*TP*AP*GP*CP*GP*CP*TP*AP*TP*C)-3'	polymer	12	3662.4	1
2	B (D)	5'-D(*TP*GP*AP*TP*AP*GP*CP*GP*CP*TP*AP*TP*C)-3'	polymer	13	3966.6	1
3	C (A)	Modification methylase HhaI	polymer	327	37042.2	1	UniProt (P05102) Pfam (PF00145)	Haemophilus parahaemolyticus	Cytosine-specific methyltransferase HhaI, M.HhaI
4	D (A)	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	1	Chemie (SAH)
5	E, F, G (C, D, A)	water	water		18.0	164	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	44671.2
Non-Polymers*	Number of molecules	1
	Total formula weight	384.4
All*	Total formula weight	45055.6

*Water molecules are not included.