6UKI

HhaI endonuclease in Complex with DNA in space group P212121 (pH 6.0)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	X, Y	HhaI Restriction Endonuclease	polymer	258	29977.1	2	UniProt (I3DBY6) In PDB	Haemophilus parahaemolyticus
2	A, D	DNA (5'-D(*CP*TP*GP*TP*TP*GP*CP*GP*CP*TP*TP*GP*GP*A)-3')	polymer	14	4302.8	2		Haemophilus parahaemolyticus
3	B, E	DNA (5'-D(*TP*CP*CP*AP*AP*GP*CP*GP*CP*AP*AP*CP*AP*G)-3')	polymer	14	4258.8	2		Haemophilus parahaemolyticus
4	X, A, Y, D	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
5	B	1,2-ETHANEDIOL	non-polymer		62.1	1	Chemie (EDO)
6		water	water		18.0	23	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	77077.3
Non-Polymers*	Number of molecules	5
	Total formula weight	222.4
All*	Total formula weight	77299.7

*Water molecules are not included.