3E17

Crystal structure of the second PDZ domain from human Zona Occludens-2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Tight junction protein ZO-2	polymer	88	10014.6	2	UniProt (Q9UDY2) Pfam (PF00595)	Homo sapiens (Human)	Zonula occludens protein 2, Zona occludens protein 2, Tight junction protein 2, The second PDZ domain from human Zona Occludens-2
2	C, D (A, B)	water	water		18.0	203	Chemie (HOH)

Sequence modifications

A, B: 2 - 80 (UniProt: Q9UDY2)

PDB	External Database	Details
Met 1	-	expression tag
Leu 81	-	expression tag
Glu 82	-	expression tag
His 83	-	expression tag
His 84	-	expression tag
His 85	-	expression tag
His 86	-	expression tag
His 87	-	expression tag
His 88	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	20029.3
All*	Total formula weight	20029.3

*Water molecules are not included.