6WHA

HTR2A bound to 25-CN-NBOH in complex with a mini-Galpha-q protein, beta/gamma subunits and an active-state stabilizing single-chain variable fragment (scFv16) obtained by cryo-electron microscopy (cryoEM)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Soluble cytochrome b562,5-hydroxytryptamine receptor 2A chimera	polymer	497	56167.3	1	UniProt (P0ABE7) UniProt (P28223) Pfam (PF07361) Pfam (PF00001)	Escherichia coli	Cytochrome b-562,5-HT-2A,Serotonin receptor 2A
2	B (B)	G subunit q (Gi2-mini-Gq chimeric)	polymer	246	28084.8	1		Homo sapiens (Human)
3	C (C)	Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	polymer	358	39418.1	1	UniProt (P62873) Pfam (PF00400)	Homo sapiens (Human)	Transducin beta chain 1
4	D (D)	Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2	polymer	71	7861.1	1	UniProt (P59768) Pfam (PF00631)	Homo sapiens (Human)	G gamma-I
5	E (E)	single Fab chain (svFv16)	polymer	267	28668.9	1		Homo sapiens (Human)
6	F (A)	4-(2-{[(2-hydroxyphenyl)methyl]amino}ethyl)-2,5-dimethoxybenzonitrile	non-polymer		312.4	1	Chemie (U0G)

Sequence modifications

A: -42 - 62 (UniProt: P0ABE7)

PDB	External Database	Details
Met -92	-	expression tag
Lys -91	-	expression tag
Thr -90	-	expression tag
Ile -89	-	expression tag
Ile -88	-	expression tag
Ala -87	-	expression tag
Leu -86	-	expression tag
Ser -85	-	expression tag
Tyr -84	-	expression tag
Ile -83	-	expression tag
Phe -82	-	expression tag
Cys -81	-	expression tag
Leu -80	-	expression tag
Val -79	-	expression tag
Phe -78	-	expression tag
Ala -77	-	expression tag
Asp -76	-	expression tag
Tyr -75	-	expression tag
Lys -74	-	expression tag
Asp -73	-	expression tag
Asp -72	-	expression tag
Asp -71	-	expression tag
Asp -70	-	expression tag
Ala -69	-	expression tag
Lys -68	-	expression tag
Leu -67	-	expression tag
Gln -66	-	expression tag
Thr -65	-	expression tag
Met -64	-	expression tag
His -63	-	expression tag
His -62	-	expression tag
His -61	-	expression tag
His -60	-	expression tag
His -59	-	expression tag
His -58	-	expression tag
His -57	-	expression tag
His -56	-	expression tag
His -55	-	expression tag
His -54	-	expression tag
Glu -53	-	expression tag
Asn -52	-	expression tag
Leu -51	-	expression tag
Tyr -50	-	expression tag
Phe -49	-	expression tag
Gln -48	-	expression tag
Gly -47	-	expression tag
Gly -46	-	expression tag
Thr -45	-	expression tag
Thr -44	-	expression tag
Met -43	-	expression tag
Trp -36	Met 29	conflict
Ile 59	His 124	conflict
Leu 63	-	linker
Gly 64	-	linker
Ser 65	-	linker

A: 66 - 404 (UniProt: P28223)
C: 2 - 340 (UniProt: P62873)

PDB	External Database	Details
Met -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
Leu -10	-	expression tag
Glu -9	-	expression tag
Val -8	-	expression tag
Leu -7	-	expression tag
Phe -6	-	expression tag
Gln -5	-	expression tag
Gly -4	-	expression tag
Pro -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
Ser 0	-	expression tag
Gly 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	160200.3
Non-Polymers*	Number of molecules	1
	Total formula weight	312.4
All*	Total formula weight	160512.7

*Water molecules are not included.