7DLZ

Crystal Structure of Methyltransferase Ribozyme

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	U1 small nuclear ribonucleoprotein A	polymer	102	11740.7	4	UniProt (P09012) Pfam (PF00076) In PDB	Homo sapiens (Human)	U1A
2	X, Y	RNA (45-MER)	polymer	45	14462.7	2		synthetic construct

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	75888.3
All*	Total formula weight	75888.3

*Water molecules are not included.