3BE8

Crystal structure of the synaptic protein neuroligin 4

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)	Neuroligin-4, X-linked	polymer	588	66230.2	2	UniProt (Q8N0W4) Pfam (PF00135)	Homo sapiens (human)	Neuroligin X, HNLX
2	C, D, L, M (A, B)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	4	Chemie (NAG)
3	E, O (A, B)	CITRATE ANION	non-polymer		189.1	2	Chemie (FLC)
4	F, P (A, B)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
5	G, H, J, N, Q... (A, B)	CHLORIDE ION	non-polymer		35.5	6	Chemie (CL)
6	I (A)	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
7	K, S (A, B)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
8	T, U (A, B)	water	water		18.0	592	Chemie (HOH)

Sequence modifications

A, B: 44 - 619 (UniProt: Q8N0W4)

PDB	External Database	Details
Asp -12	-	expression tag
Tyr -11	-	expression tag
Lys -10	-	expression tag
Asp -9	-	expression tag
Asp -8	-	expression tag
Asp -7	-	expression tag
Asp -6	-	expression tag
Lys -5	-	expression tag
Leu -4	-	expression tag
Ala -3	-	expression tag
Ala -2	-	expression tag
Ala -1	-	expression tag
Arg 561	Lys 561	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	132460.4
Non-Polymers*	Number of molecules	17
	Total formula weight	1872.9
All*	Total formula weight	134333.3

*Water molecules are not included.