3N40

Crystal structure of the immature envelope glycoprotein complex of Chikungunya virus.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	P	P62 envelope glycoprotein	polymer	401	45338.4	1	UniProt (Q1H8W5) Pfam (PF01563) Pfam (PF00943) In PDB	Chikungunya virus (CHIKV)
2	F	E1 envelope glycoprotein	polymer	393	42668.3	1	UniProt (Q1H8W5) Pfam (PF01589) In PDB	Chikungunya virus (CHIKV)
3	A	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G42666HT)
4	B	2-acetamido-2-deoxy-alpha-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G07375KG)
5	P	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	1	Chemie (NAG)
6	P, F	ACETATE ION	non-polymer		59.0	5	Chemie (ACT)
7		water	water		18.0	416	Chemie (HOH)

Sequence modifications

P: 5 - 405 (UniProt: Q1H8W5)

PDB	External Database	Details
Glu 64	Arg 325	engineered mutation

F: 1 - 391 (UniProt: Q1H8W5)

PDB	External Database	Details
Gly -1	-	SEE REMARK 999
Gly 0	-	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	88006.6
Branched	Number of molecules	2
	Total formula weight	848.8
Non-Polymers*	Number of molecules	6
	Total formula weight	516.4
All*	Total formula weight	89371.8

*Water molecules are not included.