3SZ5

Crystal Structure of LHK-Exo in complex with 5-phosphorylated oligothymidine (dT)4

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Exonuclease	polymer	216	24476.7	1	UniProt (C1D7P6) Pfam (PF09588)	Laribacter hongkongensis	alkaline exonuclease, LHK-Exo
2	B (B)	5'-D(P*TP*TP*TP*T)-3'	polymer	4	1171.8	1
3	C, D (A)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)

Sequence modifications

A: 1 - 203 (UniProt: C1D7P6)

PDB	External Database	Details
Lys 204	-	expression tag
Leu 205	-	expression tag
Ala 206	-	expression tag
Ala 207	-	expression tag
Ala 208	-	expression tag
Leu 209	-	expression tag
Glu 210	-	expression tag
His 211	-	expression tag
His 212	-	expression tag
His 213	-	expression tag
His 214	-	expression tag
His 215	-	expression tag
His 216	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	25648.6
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	25697.2

*Water molecules are not included.