8SO8

Crystal structure of an N-terminally truncated variant of Escherichia coli RapA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	RNA polymerase-associated protein RapA	polymer	867	98841.5	1	UniProt (P60240) Pfam (PF00176) Pfam (PF00271) Pfam (PF12137) In PDB	Escherichia coli	ATP-dependent helicase HepA
2	A	SULFATE ION	non-polymer		96.1	10	Chemie (SO4)
3	A	CHLORIDE ION	non-polymer		35.5	5	Chemie (CL)
4		water	water		18.0	141	Chemie (HOH)

Sequence modifications

A: 108 - 968 (UniProt: P60240)

PDB	External Database	Details
His 102	-	expression tag
His 103	-	expression tag
His 104	-	expression tag
His 105	-	expression tag
His 106	-	expression tag
His 107	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	98841.5
Non-Polymers*	Number of molecules	15
	Total formula weight	1137.9
All*	Total formula weight	99979.4

*Water molecules are not included.