6ZWA

CLIP peptide bound to chicken MHC class II molecule (BL-2) from B19 haplotype

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	MHC class II alpha chain	polymer	183	21119.7	1	UniProt (Q4U5Z6) Pfam (PF00993) Pfam (PF07654) In PDB	Gallus gallus (Chicken)	MHC class II antigen alpha,MHC class II antigen alpha chain
2	B	Invariant chain isoform p41,MHC class II beta chain 2	polymer	219	24535.4	1	UniProt (Q6J613) UniProt (A5HUL4) Pfam (PF00969) Pfam (PF07654) In PDB	Gallus gallus (Chicken)
3	B	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	1	Chemie (PEG)
4		water	water		18.0	129	Chemie (HOH)

Sequence modifications

A: 5 - 185 (UniProt: Q4U5Z6)

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

B: -31 - -12 (UniProt: Q6J613)

PDB	External Database	Details
Gly -11	-	linker
Gly -10	-	linker
Gly -9	-	linker
Gly -8	-	linker
Ser -7	-	linker
Gly -6	-	linker
Gly -5	-	linker
Gly -4	-	linker
Gly -3	-	linker
Ser -2	-	linker
Gly -1	-	linker
Gly 0	-	linker
Gly 1	-	linker
Gly 2	-	linker
Ser 3	-	linker
Ser 4	-	linker

B: 5 - 189 (UniProt: A5HUL4)

PDB	External Database	Details
Cys 9	Tyr 35	conflict
Ala 11	Lys 37	conflict
Ser 13	Gly 39	conflict
Tyr 26	Phe 52	conflict
Gln 28	Asp 54	conflict
Tyr 30	Gln 56	conflict
Tyr 37	Phe 63	conflict
Ser 51	Thr 77	conflict
Pro 56	Arg 82	conflict
Arg 71	Leu 97	conflict
Phe 78	Val 104	conflict
Gly 85	Ile 111	conflict
Val 86	Leu 112	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	45655.0
Non-Polymers*	Number of molecules	1
	Total formula weight	106.1
All*	Total formula weight	45761.1

*Water molecules are not included.