4NMQ

CFTR Associated Ligand (CAL) PDZ domain bound to peptide iCAL36(Ac-K-4) (ANSRW[Ac-K]TSII)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Golgi-associated PDZ and coiled-coil motif-containing protein	polymer	87	9353.7	2	UniProt (Q9HD26) Pfam (PF00595) In PDB	Homo sapiens (human)	CFTR-associated ligand, Fused in glioblastoma, PDZ protein interacting specifically with TC10, PIST
2	C, D	iCAL36(Ac-K-4) peptide	polymer	10	1218.4	2	BIRD (PRD_001195)
3	A	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
4		water	water		18.0	197	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	21144.2
Non-Polymers*	Number of molecules	2
	Total formula weight	184.2
All*	Total formula weight	21328.4

*Water molecules are not included.