3G4T

Mth0212 (WT) in complex with a 7bp dsDNA

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)	Exodeoxyribonuclease	polymer	265	31430.7	2	UniProt (O26314) Pfam (PF03372)	Methanothermobacter thermautotrophicus	Mth0212
2	C (H)	5'-D(*CP*GP*TP*AP*(UPS)P*TP*AP*CP*G)-3'	polymer	9	2732.8	1
3	D (I)	5'-D(*CP*G*TP*AP*CP*TP*AP*CP*G)-3'	polymer	9	2715.8	1
4	E, G, I (A, B, I)	PHOSPHATE ION	non-polymer		95.0	3	Chemie (PO4)
5	F, H (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
6	J, K, L (A, B, H)	water	water		18.0	16	Chemie (HOH)

Sequence modifications

A, B: 1 - 257 (UniProt: O26314)

PDB	External Database	Details
Ala 2	Thr 2	engineered mutation
Leu 258	-	expression tag
Glu 259	-	expression tag
His 260	-	expression tag
His 261	-	expression tag
His 262	-	expression tag
His 263	-	expression tag
His 264	-	expression tag
His 265	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	68309.9
Non-Polymers*	Number of molecules	5
	Total formula weight	333.5
All*	Total formula weight	68643.5

*Water molecules are not included.