2G2L

Crystal Structure of the Second PDZ Domain of SAP97 in Complex with a GluR-A C-terminal Peptide

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)	Synapse-associated protein 97	polymer	105	11471.3	2	UniProt (Q62696) Pfam (PF00595)	Rattus norvegicus (Norway rat)	Presynaptic protein SAP97
2	C, D (C, D)	18-mer peptide from glutamate receptor, ionotropic, AMPA1	polymer	18	1747.0	2	GenBank (29789269) UniProt (by SIFTS) (M0R9A7)		18-mer peptide from GluRA18
3	E, F (A, B)	water	water		18.0	44	Chemie (HOH)

Sequence modifications

A, B: 315 - 410 (UniProt: Q62696)

PDB	External Database	Details
Met 314	-	initiating methionine
Glu 315	Arg 314	SEE REMARK 999
Ile 317	Asn 316	SEE REMARK 999
Met 318	His 317	SEE REMARK 999
Val 402	Ala 401	SEE REMARK 999
Ser 411	-	expression tag
Arg 412	-	expression tag
His 413	-	expression tag
His 414	-	expression tag
His 415	-	expression tag
His 416	-	expression tag
His 417	-	expression tag
His 418	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	26436.6
All*	Total formula weight	26436.6

*Water molecules are not included.