8DJY

The N-terminal domain of PA endonuclease from the influenza H1N1 viral polymerase in complex with 6-Bromo-2-(4,5-dihydro-1H-imidazol-2-yl)-3-hydroxypyridin-4(1H)-one

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Polymerase acidic protein	polymer	192	22424.5	1	UniProt (C6Y817) UniProt (by SIFTS) (C3W5S0)	Influenza A virus	Protein PA-X
2	B (A)	(2M)-6-bromo-2-(4,5-dihydro-1H-imidazol-2-yl)-3-hydroxypyridin-4(1H)-one	non-polymer		258.1	1	Chemie (U3L)
3	C, D (A)	MANGANESE (II) ION	non-polymer		54.9	2	Chemie (MN)
4	E (A)	water	water		18.0	76	Chemie (HOH)

Sequence modifications

A: 1 - 198 (UniProt: C6Y817)

PDB	External Database	Details
Met -5	-	initiating methionine
Gly -4	-	expression tag
Ser -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
Ala 0	-	expression tag
Gly 52	His 52	conflict
-	Phe 53	deletion
-	Ile 54	deletion
-	Asp 55	deletion
-	Glu 56	deletion
-	Arg 57	deletion
-	Gly 58	deletion
-	Glu 59	deletion
-	Ser 60	deletion
-	Ile 61	deletion
-	Ile 62	deletion
-	Val 63	deletion
-	Glu 64	deletion

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	22424.5
Non-Polymers*	Number of molecules	3
	Total formula weight	367.9
All*	Total formula weight	22792.5

*Water molecules are not included.