2BH2

Crystal Structure of E. coli 5-methyluridine methyltransferase RumA in complex with ribosomal RNA substrate and S-adenosylhomocysteine.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	23S RRNA (URACIL-5-)-METHYLTRANSFERASE RUMA	polymer	433	48114.1	2	UniProt (P55135) Pfam (PF01938) Pfam (PF05958)	ESCHERICHIA COLI	23S RRNA(M-5-U1939)-METHYLTRANSFERASE, 23S RRNA URACIL-5-METHYLTRANSFERASE RUMA
2	C, D (C, D)	23S RIBOSOMAL RNA 1932-1968	polymer	37	11882.1	2		ESCHERICHIA COLI
3	E, G (A, B)	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	2	Chemie (SAH)
4	F, H (A, B)	IRON/SULFUR CLUSTER	non-polymer		351.6	2	Chemie (SF4)
5	I, J, K, L (A, B, C, D)	water	water		18.0	340	Chemie (HOH)

Sequence modifications

A, B: 1 - 1 (PDB: 2BH2)
A, B: 2 - 433 (UniProt: P55135)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	119992.5
Non-Polymers*	Number of molecules	4
	Total formula weight	1472.1
All*	Total formula weight	121464.6

*Water molecules are not included.