8WWH

MCHR1-Gi complex,S1 state

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Guanine nucleotide-binding protein G(i) subunit alpha-1	polymer	354	40414.0	1	UniProt (P63096) Pfam (PF00503)	Homo sapiens (human)	Adenylate cyclase-inhibiting G alpha protein
2	B (B)	Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	polymer	376	40845.6	1	UniProt (P62873) Pfam (PF00400)	Homo sapiens (human)	Transducin beta chain 1
3	C (C)	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
4	D (E)	Antibody fragment ScFv16	polymer	255	27374.4	1		synthetic construct
5	E (R)	Fusion protein 1,Melanin-concentrating hormone receptor 1,Fusion protein 2	polymer	624	68207.0	1	UniProt (Q99705) Pfam (PF00001)	Homo sapiens (human)	MCH receptor 1,MCH-R1,MCHR-1,G-protein coupled receptor 24,MCH-1R,MCH1R,MCHR,SLC-1,Somatostatin receptor-like protein

Sequence modifications

A: 1 - 354 (UniProt: P63096)

PDB	External Database	Details
Asn 47	Ser 47	conflict
Ala 203	Gly 203	conflict
Ala 245	Glu 245	conflict
Ser 326	Ala 326	conflict

B: 2 - 340 (UniProt: P62873)

PDB	External Database	Details
Met -9	-	initiating methionine
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
Ser 0	-	expression tag
Gly 1	-	expression tag
Gly 341	-	expression tag
Ser 342	-	expression tag
Ser 343	-	expression tag
Gly 344	-	expression tag
Gly 345	-	expression tag
Gly 346	-	expression tag
Gly 347	-	expression tag
Ser 348	-	expression tag
Gly 349	-	expression tag
Gly 350	-	expression tag
Gly 351	-	expression tag
Gly 352	-	expression tag
Ser 353	-	expression tag
Ser 354	-	expression tag
Gly 355	-	expression tag
Val 356	-	expression tag
Ser 357	-	expression tag
Gly 358	-	expression tag
Trp 359	-	expression tag
Arg 360	-	expression tag
Leu 361	-	expression tag
Phe 362	-	expression tag
Lys 363	-	expression tag
Lys 364	-	expression tag
Ile 365	-	expression tag
Ser 366	-	expression tag

R: -52 - 0 (PDB: 8WWH)
R: 1 - 396 (UniProt: Q99705)
R: 397 - 571 (PDB: 8WWH)

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	184702.2
All*	Total formula weight	184702.2

*Water molecules are not included.