9P86: PDB entry 9P86

NTSR1-G11-NTS(8-13) Complex in the Canonical, AHD Open State (C-Open-Apo). Determined by electron microscopy at 2.9 Å resolution. Released 25 Mar 2026.

Method: Electron microscopy
Resolution: 2.9 Å
Organism: Homo sapiens
Chains: 5
Atoms: 5,893
Mol. weight: 136.94 kDa
Released: 25 Mar 2026

Explore 9P86 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

9P86 contains 28 α-helices and 37 β-strands across 4 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 9 helices, 7 β-strands

Element	Residues	Length	Sheet
α-helix	15-38	24
β-strand	40-45	6	9
α-helix	52-62	11
β-strand	190-196	7	9
β-strand	199-205	7	9
α-helix	213-215	3
α-helix	217-220	4
β-strand	225-231	7	9
α-helix	232-234	3
α-helix	247-259	13
β-strand	268-274	7	9
α-helix	276-285	10
α-helix	302-314	13
β-strand	324	1	9
β-strand	327-328	2	9
α-helix	336-353	18

Chain B: 4 helices, 28 β-strands

Element	Residues	Length	Sheet
α-helix	3-25	23
α-helix	30-33	4
α-helix	34-36	3
α-helix	38-39	2
β-strand	47-51	5	1
β-strand	58-63	6	2
β-strand	69-74	6	2
β-strand	78-83	6	2
β-strand	89-94	6	2
β-strand	100-105	6	3
β-strand	111-116	6	3
β-strand	121-125	5	3
β-strand	134-139	6	3
β-strand	146-151	6	4
β-strand	157-161	5	4
β-strand	165-169	5	4
β-strand	176-181	6	4
β-strand	187-192	6	5
β-strand	198-203	6	5
β-strand	208-212	5	5
β-strand	218-222	5	5
β-strand	229-234	6	6
β-strand	240-245	6	6
β-strand	250-254	5	6
β-strand	259-264	6	6
β-strand	273-278	6	7
β-strand	284-289	6	7
β-strand	294-298	5	7
β-strand	304-308	5	7
β-strand	315-320	6	1
β-strand	327-331	5	1
β-strand	336-339	4	1

Chain G: 4 helices, 0 β-strands

Element	Residues	Length
α-helix	9-23	15
α-helix	30-43	14
α-helix	45-47	3
α-helix	53-55	3

Chain R: 11 helices, 2 β-strands

Element	Residues	Length	Sheet
α-helix	60-87	28
α-helix	101-126	26
α-helix	140-171	32
α-helix	173-178	6
α-helix	182-206	25
β-strand	207-211	5	8
β-strand	222-226	5	8
α-helix	230-241	12
α-helix	242-246	5
α-helix	247-270	24
α-helix	281-328	38
α-helix	336-367	32
α-helix	369-373	5

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	B	protein	344	Homo sapiens	P62873 (AlphaFold model)
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2	G	protein	71	Homo sapiens	P59768 (AlphaFold model)
NTS(8-13)	L	protein	6	Homo sapiens
Neurotensin receptor type 1	R	protein	435	Homo sapiens	P30989 (AlphaFold model)
Guanine nucleotide-binding protein subunit alpha-11	A	protein	359	Homo sapiens	P29992 (AlphaFold model)

Sequence of entity 1 (B), FASTA

>9P86_1 Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 (chains B)
PGSSGSELDQLRQEAEQLKNQIRDARKACADATLSQITNNIDPVGRIQMRTRRTLRGHLA
KIYAMHWGTDSRLLVSASQDGKLIIWDSYTTNKVHAIPLRSSWVMTCAYAPSGNYVACGG
LDNICSIYNLKTREGNVRVSRELAGHTGYLSCCRFLDDNQIVTSSGDTTCALWDIETGQQ
TTTFTGHTGDVMSLSLAPDTRLFVSGACDASAKLWDVREGMCRQTFTGHESDINAICFFP
NGNAFATGSDDATCRLFDLRADQELMTYSHDNIICGITSVSFSKSGRLLLAGYDDFNCNV
WDALKADRAGVLAGHDNRVSCLGVTDDGMAVATGSWDSFLKIWN

Sequence of entity 2 (G), FASTA

>9P86_2 Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 (chains G)
MASNNTASIAQARKLVEQLKMEANIDRIKVSKAAADLMAYCEAHAKEDPLLTPVPASENP
FREKKFFCAIL

Sequence of entity 3 (L), FASTA

>9P86_3 NTS(8-13) (chains L)
RRPYIL

Sequence of entity 4 (R), FASTA

>9P86_4 Neurotensin receptor type 1 (chains R)
DYKDDDDAMGQPGNGSAFLLAPNRSHAPDHDVENLYFQGQRAQAGLEEALLAPGFGNASG
NASERVLAAPSSELDVNTDIYSKVLVTAVYLALFVVGTVGNTVTLFTLARKKSLQSLQST
VHYHLGSLALSDLLTLLLAMPVELYNFIWVHHPWAFGDAGCRGYYFLRDACTYATALNVA
SLSVERYLAICHPFKAKTLMSRSRTKKFISAIWLASALLAVPMLFTMGEQNRSADGQHAG
GLVCTPTIHTATVKVVIQVNTFMSFIFPMVVISVLNTIIANKLTVMVRQAAEQGQVCTVG
GPGRVQALRHGVRVLRAVVIAFVVCWLPYHVRRLMFCYISDEQWTPFLYDFYHYFYMVTN
ALFYVSSTINPILYNLVSANFRHIFLATLACLCPVWRRRRKRPAFSRKADSVSSNHTLSS
NATRETLYLEVLFQG

Sequence of entity 5 (A), FASTA

>9P86_5 Guanine nucleotide-binding protein subunit alpha-11 (chains A)
MTLESMMACCLSDEVKESKRINAEIEKQLRRDKRDARRELKLLLLGTGESGKSTFIKQMR
IIHAAGYSEEDKRGFTKLVYQNIFTAMQAMIRAMETLKILYKYEQNKANALLIREVDVEK
VTTFEHQYVSAIKTLWEDPGIQECYDRRREYQLSDSAKYYLTDVDRIATLGYLPTQQDVL
RVRVPTTGIIEYPFDLENIIFRMVDVGGQRSERRKWIHCFENVTSIMFLVALSEYDQVLV
ESDNENRMEESKALFRTIITYPWFQNSSVILFLNKKDLLEDKILYSHLVDYFPEFDGPQR
DAQAAREFILKMFVDLNPDSDKIIYSHFTCATDTENIRFVFAAVKDTILQLNLKEYNLV

Primary citation

Snapshots of the dynamic basis of NTSR1 G protein subtype promiscuity. Vo, A.A., Modak, A., Lu, S. et al. Nature (2026) 652:803-811. DOI 10.1038/s41586-026-10120-7 · PubMed

Other PDB entries of the same protein (UniProt P62873 (AlphaFold model), which also has an AlphaFold model), best resolution first:

8QEH 1.43 Å, Crystal structure of the G11 protein heterotrimer bound to FR900359 inhibitor
8QEG 1.7 Å, Crystal structure of the G11 protein heterotrimer bound to YM-254890 inhibitor
8F0K 1.9 Å, Human Amylin3 Receptor in complex with Gs and Pramlintide analogue peptide San385
9YDQ 1.94 Å, Human delta opioid receptor complex with mini-Gi and agonist DADLE and allosteric…
9YDP 1.95 Å, Human delta opioid receptor complex with mini-Gi and agonist DADLE
6CRK 2.0 Å, Heterotrimeric G-protein in complex with an antibody fragment
8F0J 2.0 Å, Calcitonin Receptor in complex with Gs and Pramlintide analogue peptide San45
8F2B 2.0 Å, Amylin 3 Receptor in complex with Gs and Pramlintide analogue peptide San45
9XXT 2.0 Å, Cryo-EM structure of lysophosphatidylserine (18:0)-bound GPR174-Gs complex
6X18 2.1 Å, GLP-1 peptide hormone bound to Glucagon-Like peptide-1 (GLP-1) Receptor
6X19 2.1 Å, Non peptide agonist CHU-128, bound to Glucagon-Like peptide-1 (GLP-1) Receptor
9NTU 2.1 Å, Cryo-EM structure of BETP-GLP-1(9-36)-GLP-1R-Gs complex

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