3R2D

Crystal Structure of Antitermination Factors NusB and NusE in complex with dsRNA

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)	N utilization substance protein B	polymer	149	17274.0	2	UniProt (O66530) Pfam (PF01029)	Aquifex aeolicus	protein nusB
2	C, D (J, K)	30S ribosomal protein S10	polymer	84	9558.3	2	UniProt (O66430) Pfam (PF00338)	Aquifex aeolicus	protein nusE
3	E, F (R, S)	5'-R(*GP*GP*CP*UP*CP*CP*UP*UP*GP*GP*CP*A)-3'	polymer	12	3804.3	2		Aquifex aeolicus
4	G, H, I, J, K (A, B)	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	5	Chemie (PEG)
5	L, M, N, O, P... (A, B, J, K, R...)	water	water		18.0	98	Chemie (HOH)

Sequence modifications

A, B: 1 - 148 (UniProt: O66530)

PDB	External Database	Details
Met 0	-	expression tag

J, K: 1 - 46 (UniProt: O66430)

PDB	External Database	Details
Gly 0	-	expression tag

J, K: 48 - 83 (UniProt: O66430)

PDB	External Database	Details
Ser 47	-	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	61273.1
Non-Polymers*	Number of molecules	5
	Total formula weight	530.6
All*	Total formula weight	61803.7

*Water molecules are not included.