4NC7

N-terminal domain of delta-subunit of RNA polymerase complexed with I3C and nickel ions

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)	DNA-directed RNA polymerase subunit delta	polymer	99	11769.1	2	UniProt (P12464) Pfam (PF05066)	Bacillus subtilis	RNAP delta factor
2	C (A)	5-amino-2,4,6-triiodobenzene-1,3-dicarboxylic acid	non-polymer		558.8	1	Chemie (I3C)
3	D, E (A, B)	NICKEL (II) ION	non-polymer		58.7	2	Chemie (NI)
4	F, G (A, B)	water	water		18.0	80	Chemie (HOH)

Sequence modifications

A, B: 1 - 91 (UniProt: P12464)

PDB	External Database	Details
Leu 92	-	expression tag
Glu 93	-	expression tag
His 94	-	expression tag
His 95	-	expression tag
His 96	-	expression tag
His 97	-	expression tag
His 98	-	expression tag
His 99	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	23538.2
Non-Polymers*	Number of molecules	3
	Total formula weight	676.2
All*	Total formula weight	24214.4

*Water molecules are not included.