6DOM

Crystal Structure of Bacillus Halodurans Ribonuclease H1 in Complex with an RNA/DNA Hybrid: Reaction in 2 mM Mg2+ and 50 mM K+ for 120 s at 21 C

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Ribonuclease H	polymer	136	15716.7	1	UniProt (Q9KEI9)	Bacillus halodurans	RNase H
2	B (B)	5'-R(*AP*CP*AP*U)-3' portion of cleaved RNA 5'-R(*AP*CP*AP*UP*CP*G)-3'	polymer	4	1224.8	1		synthetic construct
3	C (b)	5'-R(P*CP*G)-3' portion of cleaved RNA (5'-R(*AP*CP*AP*UP*CP*G)-3')	polymer	2	605.4	1		synthetic construct
4	D (C)	DNA (5'-D(*CP*GP*AP*TP*GP*T)-3')	polymer	6	1824.2	1		synthetic construct
5	E, Q (A, b)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
6	F, G, R (A, C)	POTASSIUM ION	non-polymer		39.1	3	Chemie (K)
7	H, I, J (A)	IODIDE ION	non-polymer		126.9	3	Chemie (IOD)
8	K, L, M, N, O (A)	GLYCEROL	non-polymer		92.1	5	Chemie (GOL)
9	P, S (A, C)	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
10	T, U, V, W (A, B, b, C)	water	water		18.0	193	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	19371.2
Non-Polymers*	Number of molecules	15
	Total formula weight	1131.2
All*	Total formula weight	20502.4

*Water molecules are not included.