1PU8

Crystal structure of H.pylori 3-methyladenine DNA glycosylase (MagIII) bound to 1,N6-ethenoadenine

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	3-METHYLADENINE DNA GLYCOSYLASE	polymer	218	25218.1	2	UniProt (O25323) Pfam (PF00730) In PDB	Helicobacter pylori
2	A, B	3H-IMIDAZO[2,1-I]PURINE	non-polymer		159.1	2	Chemie (EA1)
3	A, B	BETA-MERCAPTOETHANOL	non-polymer		78.1	2	Chemie (BME)
4		water	water		18.0	161	Chemie (HOH)

Sequence modifications

A, B: 1 - 218 (UniProt: O25323)

PDB	External Database	Details
Val 1	Met 1	SEE REMARK 999
Gly 102	Lys 102	SEE REMARK 999
Arg 120	Lys 120	SEE REMARK 999
Ala 141	Val 141	SEE REMARK 999
Kcx 205	Lys 205	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	50436.1
Non-Polymers*	Number of molecules	4
	Total formula weight	474.6
All*	Total formula weight	50910.7

*Water molecules are not included.