1RNI

Bifunctional DNA primase/polymerase domain of ORF904 from the archaeal plasmid pRN1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	ORF904	polymer	216	25089.7	1	UniProt (Q54324) Pfam (PF09250) In PDB	Sulfolobus islandicus
2	A	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
3		water	water		18.0	183	Chemie (HOH)

Sequence modifications

A: 40 - 249 (UniProt: Q54324)

PDB	External Database	Details
His 250	-	EXPRESSION TAG
His 251	-	EXPRESSION TAG
His 252	-	EXPRESSION TAG
His 253	-	EXPRESSION TAG
His 254	-	EXPRESSION TAG
His 255	-	EXPRESSION TAG

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	25089.7
Non-Polymers*	Number of molecules	1
	Total formula weight	65.4
All*	Total formula weight	25155.2

*Water molecules are not included.