3OH6

AlkA Undamaged DNA Complex: Interrogation of a C:G base pair

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	DNA-3-methyladenine glycosylase 2	polymer	289	32085.0	1	UniProt (P04395) Pfam (PF06029) Pfam (PF00730)	Escherichia coli	DNA-3-methyladenine glycosylase II, 3-methyladenine-DNA glycosylase II, inducible, TAG II, DNA-3-methyladenine glycosidase II
2	B (B)	5'-D(*GP*CP*AP*TP*TP*CP*AP*TP*GP*TP*C)-3'	polymer	11	3324.2	1
3	C (C)	5'-D(*GP*AP*CP*AP*(BRU)P*GP*AP*AP*(BRU)P*GP*CP*C)-3'	polymer	12	3801.2	1

Sequence modifications

A: 2 - 282 (UniProt: P04395)

PDB	External Database	Details
Met -6	-	expression tag
Ala -5	-	expression tag
Asp -4	-	expression tag
Ile -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
Glu 0	-	expression tag
Phe 1	-	expression tag
Cys 239	Tyr 239	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	39210.3
All*	Total formula weight	39210.3

*Water molecules are not included.