7PDY

A viral peptide from Marek's disease virus bound to chicken MHC-II molecule

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E	MHC class II alpha chain	polymer	191	21970.5	3	UniProt (Q4U5Z6) Pfam (PF00993) Pfam (PF07654) In PDB	Gallus gallus (chicken)	MHC class II antigen alpha,MHC class II antigen alpha chain
2	B, D, F	38 kDa phosphoprotein,MHC class II beta chain	polymer	225	25162.0	3	UniProt (P68348) UniProt (Q4U5Z9) Pfam (PF00969) Pfam (PF07654) In PDB	Marek's disease herpesvirus (strain MD11/75C/R2)	Phosphoprotein pp38
3	G	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	A, C, D, F	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	4	Chemie (NAG)
5	A, B, C, E	GLYCEROL	non-polymer		92.1	5	Chemie (GOL)
6	A, B, C, D, F	ACETATE ION	non-polymer		59.0	7	Chemie (ACT)
7	A, B	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	2	Chemie (PEG)
8		water	water		18.0	147	Chemie (HOH)

Sequence modifications

A, C, E: 5 - 192 (UniProt: Q4U5Z6)

PDB	External Database	Details
Asp 2	-	expression tag
Arg 3	-	expression tag
Arg 4	-	expression tag

B, D, F: -26 - -12 (UniProt: P68348)

PDB	External Database	Details
Asp -29	-	expression tag
Arg -28	-	expression tag
Pro -27	-	expression tag
Gly -9	-	linker
Gly -8	-	linker
Gly -7	-	linker
Gly -6	-	linker
Ser -5	-	linker
Gly -4	-	linker
Gly -3	-	linker
Gly -2	-	linker
Gly -1	-	linker
Ser 0	-	linker
Gly 1	-	linker
Gly 2	-	linker
Gly 3	-	linker
Gly 4	-	linker
Ser 5	-	linker

B, D, F: 6 - 197 (UniProt: Q4U5Z9)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	141397.5
Branched	Number of molecules	1
	Total formula weight	424.4
Non-Polymers*	Number of molecules	18
	Total formula weight	1970.8
All*	Total formula weight	143792.8

*Water molecules are not included.