3ZRT

Crystal structure of human PSD-95 PDZ1-2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	DISKS LARGE HOMOLOG 4	polymer	199	21347.3	4	UniProt (P78352) Pfam (PF00595) In PDB	HOMO SAPIENS (HUMAN)	POSTSYNAPTIC DENSITY PROTEIN 95, PSD-95, SYNAPSE-ASSOCIATED PROTEIN 90, SAP-90, SAP90

Sequence modifications

A, B, C, D: 3 - 191 (UniProt: P78352)

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

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	85389.3
All*	Total formula weight	85389.3

*Water molecules are not included.