6M8R

Crystal structure of the KCTD16 BTB domain in complex with GABAB2 peptide

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	G, H, I, J, B...	BTB/POZ domain-containing protein KCTD16	polymer	103	12220.1	10	UniProt (Q68DU8) Pfam (PF02214) In PDB	Homo sapiens (Human)	Potassium channel tetramerization domain-containing protein 16
2	K, L	Gamma-aminobutyric acid type B receptor subunit 2	polymer	41	4520.1	2	UniProt (O75899) In PDB	Homo sapiens (Human)	Gb2, G-protein coupled receptor 51, HG20
3	A, F	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)

Sequence modifications

G, H, I, J, B, C, D, E, A, F: 23 - 124 (UniProt: Q68DU8)

PDB	External Database	Details
Met 22	-	initiating methionine

K, L: 876 - 913 (UniProt: O75899)

PDB	External Database	Details
Gly 873	-	expression tag
Pro 874	-	expression tag
Glu 875	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	131241.4
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	131290.0

*Water molecules are not included.