8jpf

Focused refiment structure of NTSR1 in NTSR1-GRK2-Galpha(q) complexes

Method: ELECTRON MICROSCOPY D_max: 80.5 Å Quality: GOOD

▼

1. Protein Identity and Related Structures Protein Identity & Related Structures

Neurotensin receptor type 1

Homo sapiens

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric（2） Consistent with protein copy count	Chain R； UniProt 1–418	Not recorded	NTS × 1 SRW 2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol × 1	ELECTRON MICROSCOPY cryo-EM buffer：pH 7.4 cryo-EM vitrification conditions：Cryogen ETHANE	Resolution 3.02 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 8JPF	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
20ZC Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Gi1 (delipidated) complex in nucleotide-free C state Deposited 2025-12-03	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.60 Å
20ZD Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Gi1 (delipidated) complex in nucleotide-free NC state Deposited 2025-12-03	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.80 Å
20ZG Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GTP-bound, AHD-open C state 1, plunge-frozen 0-5 seconds after GTP addition Deposited 2025-12-03	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.40 Å
20ZH Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GTP-bound, AHD-open C state 2, plunge-frozen 0-5 seconds after GTP addition Deposited 2025-12-03	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.40 Å
20ZI Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GTP-bound, AHD-open NC state 1, plunge-frozen 0-5 seconds after GTP addition Deposited 2025-12-03	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.70 Å
20ZJ Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GTP-bound, AHD-open NC state 2, plunge-frozen 0-5 seconds after GTP addition Deposited 2025-12-03	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.90 Å
20ZK Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GTP-bound, AHD-open NC state 3, plunge-frozen 0-5 seconds after GTP addition Deposited 2025-12-03	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.70 Å
20ZL Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GTP-bound, AHD-open NC state 4, plunge-frozen 0-5 seconds after GTP addition Deposited 2025-12-03	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.10 Å
2LYW Intermolecular interactions between neurotensin and the third extracellular loop of human neurotensin 1 receptor Deposited 2012-09-20	Different construct Different mutation/modification Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 321–344（24 aa） Fragment：Extracellular domain residues 321-344	Mutation：C327S	No recorded non-water small molecule	SOLUTION NMR NMR measurement conditions 308 K；Pressure ambient NMR sample composition 0.7 mM neurotensin, 1.4 mM hNTS1(321-344), trifluoroethanol/water \| trifluoroethanol/water	Resolution not provided
6OS9 human Neurotensin Receptor 1 (hNTSR1) - Gi1 Protein Complex in canonical conformation (C state) Deposited 2019-05-01	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Mutation：A85L	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.00 Å
6OSA human Neurotensin Receptor 1 (hNTSR1) - Gi1 Protein Complex in non-canonical conformation (NC state) Deposited 2019-05-01	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Mutation：A85L	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.00 Å
6PWC A complex structure of arrestin-2 bound to neurotensin receptor 1 Deposited 2019-07-22	Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 49–418（370 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.4 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.90 Å
6UP7 neurotensin receptor and arrestin2 complex Deposited 2019-10-16	Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 50–383（334 aa）	Not recorded	PIO [(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phosphoryl]oxy-propyl] octanoate × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.4 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 4.20 Å
7UL2 CryoEM Structure of Inactive NTSR1 Bound to SR48692 and Nb6 Deposited 2022-04-03	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric	Chain R 20–255（236 aa） Chain R 309–418（110 aa）	Not recorded	Q6Q 2-[[1-(7-chloranylquinolin-4-yl)-5-(2,6-dimethoxyphenyl)pyrazol-3-yl]carbonylamino]adamantane-2-carboxylic acid × 1 NA SODIUM ION × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.40 Å
8JPB cryo-EM structure of NTSR1-GRK2-Galpha(q) complexes 1 Deposited 2023-06-11	Different oligomeric state Different ligand/ion Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 1–418（418 aa）	Not recorded	STU STAUROSPORINE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1 SRW 2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.4 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.07 Å
8JPC cryo-EM structure of NTSR1-GRK2-Galpha(q) complexes 2 Deposited 2023-06-11	Different oligomeric state Different ligand/ion Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 1–418（418 aa）	Not recorded	SRW 2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol × 1 STU STAUROSPORINE × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ALF TETRAFLUOROALUMINATE ION × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.4 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.07 Å
8ZYT Cryo-EM structure of neurotensin receptor 1 in complex with beta-arrestin1 and SBI-553 (complex 3) Deposited 2024-06-18	Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics	Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 1–418（418 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	PIO [(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phosphoryl]oxy-propyl] octanoate × 1 SRW 2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.4 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.65 Å
8ZYU Cryo-EM structure of neurotensin receptor 1 in complex with beta-arrestin1 and SBI-553 (complex 1) Deposited 2024-06-18	Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics	Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 1–418（418 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	SRW 2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol × 1 PIO [(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phosphoryl]oxy-propyl] octanoate × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.4 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.65 Å
8ZYY Cryo-EM structure of neurotensin receptor 1 in complex with beta-arrestin1 and SBI-553 (complex 2) Deposited 2024-06-18	Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics	Assembly 1 Insufficient information Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 1–418（418 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	PIO [(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phosphoryl]oxy-propyl] octanoate × 1 SRW 2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.4 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.83 Å
9M0D Cryo-EM structure of neurotensin receptor 1 in complex with beta-arrestin 1 Deposited 2025-02-24	Different mutation/modification Different oligomeric state Different ligand/ion Different structure-quality metrics	Assembly 1 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 1–418（418 aa）	Non-standard monomer：Yes (specific site not provided by mmCIF)	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.4 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.41 Å
9P7Z NTSR1-Gi-NTS(8-13) Complex in the Canonical, AHD Open State (C-Open-Apo) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.10 Å
9P80 NTSR1-Gi-NTS(8-13) Complex in the Non-Canonical, AHD Open State (NC-Open-Apo) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.30 Å
9P81 NTSR1-Gi-NTS(8-13), GTP-bound Complex in the Canonical, AHD Open State (C-Open-GTP) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.60 Å
9P82 NTSR1-Gi-NTS(8-13) GTP-Bound Complex in the Canonical, AHD Closed State (C-Closed-GTP) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.40 Å
9P83 NTSR1-Gi-NTS(8-13) GTP-Bound Complex in the Non-Canonical, AHD Open State (NC-Open-GTP) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.20 Å
9P84 NTSR1-Gi-NTS(8-13) GTP-Bound Complex in the Non-Canonical, AHD Closed State (NC-Closed-GTP) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.70 Å
9P85 NTSR1-Gi-NTS(8-13) GTP-Bound Complex in the Canonical, AHD Closed State, 3DVA Sorted (C-Closed*-GTP) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	MG MAGNESIUM ION × 1 GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.00 Å
9P86 NTSR1-G11-NTS(8-13) Complex in the Canonical, AHD Open State (C-Open-Apo) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.90 Å
9P87 NTSR1-G11-NTS(8-13) Complex in the Canonical, AHD Partially Closed State (C-P-Closed-Apo) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.80 Å
9P88 NTSR1-G11-NTS(8-13) Complex in the Non-Canonical, AHD Open State (NC-Open-Apo) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 2.90 Å
9P89 NTSR1-G11-NTS(8-13) GTP-Bound Complex in the Canonical, AHD Closed State 3DVA Separated 1 (C-Closed-GTP) Deposited 2025-06-22	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	GTP GUANOSINE-5'-TRIPHOSPHATE × 1	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.90 Å
9VAT Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Go complex in nucleotide-free C state Deposited 2025-06-04	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Mutation：A85L	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.37 Å
9VAU Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Go complex in nucleotide-free NC state 1 Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.95 Å
9VAV Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Go complex in nucleotide-free NC state 2 Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.99 Å
9VAW Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Gq (delipidated) complex in nucleotide-free C state Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.24 Å
9VAX Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Gi1 complex in nucleotide-free C state 1 Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.46 Å
9VAY Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Gi1 complex in nucleotide-free C state 2 Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.65 Å
9VAZ Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Gi1 complex in nucleotide-free NC state 1 Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.38 Å
9VB0 Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Gi1 complex in nucleotide-free NC state 2 Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.19 Å
9VB1 Cryo-EM structure of human Neurotensin Receptor 1 (hNTSR1)-Gi1 complex in nucleotide-free NC state 3 Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.31 Å
9VB2 Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GDP-bound, AHD-closed C state 1, plunge-frozen 8 seconds after GDP addition Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.08 Å
9VB3 Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GDP-bound, AHD-closed C state 2, plunge-frozen 8 seconds after GDP addition Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.02 Å
9VB4 Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GDP-bound, AHD-closed C state 1, plunge-frozen 15 seconds after GDP addition Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 2.85 Å
9VB5 Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GDP-bound, AHD-closed C state 2, plunge-frozen 15 seconds after GDP addition Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.14 Å
9VB6 Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GTP-bound, AHD-open C state, plunge-frozen 8 seconds after GTP addition Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.38 Å
9VB7 Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GTP-bound, AHD-closed C state 1, plunge-frozen 8 seconds after GTP addition Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.01 Å
9VBA Cryo-EM structure of the human neurotensin receptor 1 (hNTSR1)-Gi1 complex in the GTP-bound, AHD-closed C state 2, plunge-frozen 8 seconds after GTP addition Deposited 2025-06-04	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain R 20–418（399 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions	Resolution 3.38 Å

47 other PDB entries and 47 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	NTR1_HUMAN
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain R； PDBConstruct 1–418； UniProt 1–418

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

Download Download SAXS (.dat) P(r) (.pr.out) CIF

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	8jpf
Deposition date deposition_date	2023-06-11
Structure title title	Focused refiment structure of NTSR1 in NTSR1-GRK2-Galpha(q) complexes
Keywords keywords	Biased signaling, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method method	ELECTRON MICROSCOPY

▼

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier	22.11 Å
Radius of gyration Rg (electron density) rg_electron	21.08 Å
Forward intensity I(0) i0	16296300.00
Molecular weight molecular_weight	32086.0 kDa
Excluded volume excluded_volume	40797 Å³
Envelope volume envelope_volume	47752 Å³
Hydration-shell volume shell_volume	19728 Å³
Envelope diameter envelope_diameter	80.0 Å
Shell Rg shell_rg	27.15 Å
Envelope Rg envelope_rg	21.57 Å
Shape Rg shape_rg	21.07 Å
Total Rg total_rg	21.98 Å
Total atoms total_atoms	2269
Residues n_residues	304
Spherical-harmonic order n_harmonics	20
q range q_range	— – 0.5000 Å⁻¹
Data points n_points	101
Shell type shell_type	directional
Solvent electron density solvent_density	0.3340 e/Å³
Shell contrast contrast_shell	0.0300 e/Å³
CRYSOL version crysol_version	4.1.3

▼

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax	80.5 Å
Rg (real space) rg_real	22.26 Å
Rg uncertainty (real space) rg_real_error	0.71 Å
I(0) (real space) i0_real	1.6300e+07
I(0) uncertainty (real space) i0_real_error	2.3190e+05
Rg (reciprocal space) rg_reciprocal	22.23 Å
I(0) (reciprocal space) i0_reciprocal	16300000.0000
Solution quality estimate total_estimate	0.8121
Solution quality rating solution_quality	GOOD a GOOD solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	22.8 Å
Skewness Skewness skewness	0.519
Kurtosis Kurtosis kurtosis	-0.170
Angular range angular_range	— – 0.3600 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	2952000.0000
Real-space data points n_real_points	68
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.611; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.728; Smooth: 0.992

▶

5. Crystallography and Experiment 5. Crystallography & Experiment

▶

6. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Description description	NTS
Molecular weight formula_weight	819.0 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L
Atom count atom_count	2269

RRPYIL

Entity 2 Entity 2 polymer

Description description	Neurotensin receptor type 1
Molecular weight formula_weight	46307.6 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	R

MRLNSSAPGTPGTPAADPFQRAQAGLEEALLAPGFGNASGNASERVLAAPSSELDVNTDIYSKVLVTAVYLALFVVGTVGNTVTAFTLARKKSLQSLQSTVHYHLGSLALSDLLTLLLAMPVELYNFIWVHHPWAFGDAGCRGYYFLRDACTYATALNVASLSVERYLAICHPFKAKTLMSRSRTKKFISAIWLASALLAVPMLFTMGEQNRSADGQHAGGLVCTPTIHTATVKVVIQVNTFMSFIFPMVVISVLNTIIANKLTVMVRQAAEQGQVCTVGGEHSTFSMAIEPGRVQALRHGVRVLRAVVIAFVVCWLPYHVRRLMFCYISDEQWTPFLYDFYHYFYMVTNALFYVSSTINPILYNLVSANFRHIFLATLACLCPVWRRRRKRPAFSRKADSVSSNHTLSSNATRETLY

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI Class编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Spodoptera frugiperda

Entity 3 Entity 3 non-polymer

Description description	2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol
Molecular weight formula_weight	450.5 kDa
Source method src_method	syn
Copy count entity_count	1

▶

8. Citations (1)

▶

Resolution resolution	3.02 Å
Resolution测定方法 resolution_method	—
颗粒数 num_particles	474232

fit	/app/data/saxs_computation/jp/8jpf/8jpf.fit
pddf	/app/data/pr_computation/jp/8jpf/8jpf.pr.out
profile	/app/data/saxs_computation/jp/8jpf/8jpf.dat

Focused refiment structure of NTSR1 in NTSR1-GRK2-Galpha(q) complexes

1. Protein Identity and Related Structures Protein Identity & Related Structures

Neurotensin receptor type 1

State in the Current Structure

Other States of the Same Protein in the Database

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

2. Structure Basics 2. Structure Basics

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

5. Crystallography and Experiment 5. Crystallography & Experiment

冷冻电镜 EM 3D

6. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

来源 Source

Entity 3 Entity 3 non-polymer

8. Citations (1)

9. Files and Curves (10)

Files (7)

Curves (3)