8RUH

Structure of Oceanobacillus iheyensis group II intron in the presence of K+, Mg2+ and 5'-exon

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Domains 1-5	polymer	391	126956.2	1		Oceanobacillus iheyensis
2	B (B)	5'-exon	polymer	6	1838.1	1		Oceanobacillus iheyensis
3	BA, C, CA, D, DA... (A)	MAGNESIUM ION	non-polymer		24.3	28	Chemie (MG)
4	AA, FA, GA, HA, IA... (A)	POTASSIUM ION	non-polymer		39.1	18	Chemie (K)
5	WA, XA (A)	4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID	non-polymer		238.3	2	Chemie (EPE)
6	YA, ZA (A, B)	water	water		18.0	45	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	128794.3
Non-Polymers*	Number of molecules	48
	Total formula weight	1860.9
All*	Total formula weight	130655.2

*Water molecules are not included.