5YNY

Structure of house dust mite allergen Der F 21 in PEG2KMME

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Allergen Der f 21	polymer	128	15199.4	4	UniProt (B2GM84) Pfam (PF11642) In PDB	Dermatophagoides farinae (American house dust mite)	Der f 5.02 allergen
2		water	water		18.0	58	Chemie (HOH)

Sequence modifications

A, B, C, D: 8 - 119 (UniProt: B2GM84)

PDB	External Database	Details
Met -8	-	initiating methionine
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
Ser -1	-	expression tag
Ser 0	-	expression tag
Gly 1	-	expression tag
Leu 2	-	expression tag
Val 3	-	expression tag
Pro 4	-	expression tag
Arg 5	-	expression tag
Gly 6	-	expression tag
Ser 7	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	60797.5
All*	Total formula weight	60797.5

*Water molecules are not included.