6YMK

Crystal structure of the SAM-SAH riboswitch with AMP

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E, G, I... (A, C, F, I, M...)	Chains: A,C,F,I,M,O	polymer	26	8389.9	6		Roseobacter sp.
2	B, D, F, H, J... (B, D, G, J, N...)	Chains: B,D,G,J,N,P	polymer	9	2895.8	6		Roseobacter sp.
3	M, N, O, R, T... (A, B, C, F, G...)	5'-DEOXY-5'-METHYLTHIOADENOSINE	non-polymer		297.3	9	Chemie (MTA)
4	P, V (D, J)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
5	Q, S (D, F)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
6	AA, BA, CA, DA, EA... (B, D, F, G, I...)	water	water		18.0	96	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	67714.0
Non-Polymers*	Number of molecules	13
	Total formula weight	2914.1
All*	Total formula weight	70628.1

*Water molecules are not included.