9OQB

Crystal structure of E. coli ApaH in complex with Up4AGG

This is a non-PDB format compatible entry.

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)	Bis(5'-nucleosyl)-tetraphosphatase, symmetrical	polymer	286	32160.5	2	UniProt (C4ZPX5) Pfam (PF00149) UniProt (by SIFTS) (P05637)	Escherichia coli K-12	Ap4A hydrolase,Diadenosine 5',5'''-P1,P4-tetraphosphate pyrophosphohydrolase,Diadenosine tetraphosphatase
2	C, D (C, D)	RNA Up4AGG	polymer	3	1440.8	2		synthetic construct
3	E (A)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
4	F, K (A, B)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
5	G, I, L, N (A, B)	MANGANESE (II) ION	non-polymer		54.9	4	Chemie (MN)
6	H, M (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
7	J (B)	4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID	non-polymer		238.3	1	Chemie (EPE)
8	O, P, Q, R (A, B, C, D)	water	water		18.0	269	Chemie (HOH)

Sequence modifications

A, B: 1 - 280 (UniProt: C4ZPX5)

PDB	External Database	Details
His 281	-	expression tag
His 282	-	expression tag
His 283	-	expression tag
His 284	-	expression tag
His 285	-	expression tag
His 286	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	67202.6
Non-Polymers*	Number of molecules	10
	Total formula weight	790.9
All*	Total formula weight	67993.5

*Water molecules are not included.