6L8Q

Complex structure of bat CD26 and MERS-RBD

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, G	Dipeptidyl peptidase 4	polymer	731	84648.6	4	UniProt (L5LQ33) Pfam (PF00930) Pfam (PF00326) In PDB	Myotis davidii (David's myotis)
2	B, D, F, H	Spike glycoprotein	polymer	246	27114.4	4	UniProt (A0A0A0Q7F3) Pfam (PF09408) UniProt (by SIFTS) (K9N5Q8) In PDB	Middle East respiratory syndrome-related coronavirus	S glycoprotein,E2,Peplomer protein
3	I, K, L, M, O...	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	13	In PDB GlyTouCan (G42666HT)
4	J, N, S, W	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	4	In PDB GlyTouCan (G15407YE)
5	A, B, C, D, E...	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	11	Chemie (NAG)

Sequence modifications

A, C, E, G: 37 - 761 (UniProt: L5LQ33)

PDB	External Database	Details
His 762	-	expression tag
His 763	-	expression tag
His 764	-	expression tag
His 765	-	expression tag
His 766	-	expression tag
His 767	-	expression tag

B, D, F, H: 367 - 606 (UniProt: A0A0A0Q7F3)

PDB	External Database	Details
His 607	-	expression tag
His 608	-	expression tag
His 609	-	expression tag
His 610	-	expression tag
His 611	-	expression tag
His 612	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	447052.1
Branched	Number of molecules	17
	Total formula weight	7863.4
Non-Polymers*	Number of molecules	11
	Total formula weight	2433.3
All*	Total formula weight	457348.8

*Water molecules are not included.