1K8W

Crystal structure of the E. coli pseudouridine synthase TruB bound to a T stem-loop RNA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (B)	5'-R(*GP*GP*CP*AP*AP*CP*GP*GP*UP*(FHU)P*CP*GP*AP*UP*CP*CP*CP*GP*UP*UP*GP*C)-3'	polymer	22	7062.2	1
2	B (A)	tRNA Pseudouridine Synthase B	polymer	327	36638.6	1	UniProt (P60340) Pfam (PF01509) Pfam (PF16198) Pfam (PF09157)	Escherichia coli	TruB Pseudouridine Synthase, tRNA Pseudouridine 55 Synthase, Pseudouridylate synthase
3	C, D, E, F, G... (B, A)	SULFATE ION	non-polymer		96.1	10	Chemie (SO4)
4	M, N (B, A)	water	water		18.0	259	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	43700.8
Non-Polymers*	Number of molecules	10
	Total formula weight	960.6
All*	Total formula weight	44661.4

*Water molecules are not included.