4DW7

Crystal structure of an active-site mutant of the glycoprotein Erns from the pestivirus BVDV-1 in complex with a CpU dinucleotide

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)	E(rns) glycoprotein	polymer	167	18996.5	2	UniProt (Q96662)	Bovine viral diarrhea virus 1-CP7	gp44/48
2	C, D (H, I)	5'-R(*CP*U)-3'	polymer	2	566.4	2		synthetic construct
3	E (C)	beta-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		910.8	1	In PDB GlyTouCan (G68945PX)
4	F, H, I (D, F, G)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	3	In PDB GlyTouCan (G42666HT)
5	G (E)	beta-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-4)-alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		1235.1	1	In PDB GlyTouCan (G21477HL)
6	J, K (A)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)
7	L, M, N, O, P (A, B)	SULFATE ION	non-polymer		96.1	5	Chemie (SO4)
8	Q, R (A, B)	water	water		18.0	18	Chemie (HOH)

Sequence modifications

A, B: 3 - 167 (UniProt: Q96662)

PDB	External Database	Details
Arg 1	-	expression tag
Ser 2	-	expression tag
Lys 32	His 300	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	39125.8
Branched	Number of molecules	5
	Total formula weight	3419.1
Non-Polymers*	Number of molecules	7
	Total formula weight	922.7
All*	Total formula weight	43467.7

*Water molecules are not included.