8jpb

cryo-EM structure of NTSR1-GRK2-Galpha(q) complexes 1

Method: ELECTRON MICROSCOPY

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

Beta-adrenergic receptor kinase 1

Bos taurus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	NTS(8-13) × 1 Guanine nucleotide-binding protein G(q) subunit alpha × 1 （P50148） Neurotensin receptor type 1 × 1 （P30989） STAUROSPORINE × 1 GUANOSINE-5'-DIPHOSPHATE × 1 MAGNESIUM ION × 1 TETRAFLUOROALUMINATE ION × 1 2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ARBK1_BOVIN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain G； PDBConstruct 1–688； UniProt 2–689

Guanine nucleotide-binding protein G(q) subunit alpha

Homo sapiens

UniProt P50148

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Beta-adrenergic receptor kinase 1 × 1 （P21146） NTS(8-13) × 1 Neurotensin receptor type 1 × 1 （P30989） STAUROSPORINE × 1 GUANOSINE-5'-DIPHOSPHATE × 1 MAGNESIUM ION × 1 TETRAFLUOROALUMINATE ION × 1 2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	GNAQ_HUMAN
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain Q； PDBConstruct 31–353； UniProt 37–359

Neurotensin receptor type 1

Homo sapiens

UniProt P30989

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Beta-adrenergic receptor kinase 1 × 1 （P21146） NTS(8-13) × 1 Guanine nucleotide-binding protein G(q) subunit alpha × 1 （P50148） STAUROSPORINE × 1 GUANOSINE-5'-DIPHOSPHATE × 1 MAGNESIUM ION × 1 TETRAFLUOROALUMINATE ION × 1 2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	NTR1_HUMAN
Isoform	—
PDB entities	4
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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	8jpb
Deposition date deposition_date	2023-06-11
Structure title title	cryo-EM structure of NTSR1-GRK2-Galpha(q) complexes 1
Keywords keywords	Biased signaling, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method method	ELECTRON MICROSCOPY

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

8jpb__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

8jpb__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

8jpb__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	46.57 Å
Rg (electron density)	46.62 Å
Total Rg	46.36 Å
Atom count	9650
Residues	1279
Excluded volume	171890 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`8jpb__assembly_1__model_1`	tetrameric （4）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (9)

Entity 1 Entity 1 polymer

Description description	Beta-adrenergic receptor kinase 1
Molecular weight formula_weight	79644.7 kDa
EC 编号 ec_number	2.7.11.15
Mutation mutation	A292P,R295I,S455D
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G
Atom count atom_count	9650

ADLEAVLADVSYLMAMEKSKATPAARASKKILLPEPSIRSVMQKYLEDRGEVTFEKIFSQKLGYLLFRDFCLKHLEEAKPLVEFYEEIKKYEKLETEEERLVCSREIFDTYIMKELLACSHPFSKSAIEHVQGHLVKKQVPPDLFQPYIEEICQNLRGDVFQKFIESDKFTRFCQWKNVELNIHLTMNDFSVHRIIGRGGFGEVYGCRKADTGKMYAMKCLDKKRIKMKQGETLALNERIMLSLVSTGDCPFIVCMSYAFHTPDKLSFILDLMNGGDLHYHLSQHGVFSEPDMIFYAAEIILGLEHMHNRFVVYRDLKPANILLDEHGHVRISDLGLACDFSKKKPHASVGTHGYMAPEVLQKGVAYDSSADWFSLGCMLFKLLRGHSPFRQHKTKDKHEIDRMTLTMAVELPDSFSPELRSLLEGLLQRDVNRRLGCLGRGAQEVKESPFFRDLDWQMVFLQKYPPPLIPPRGEVNAADAFDIGSFDEEDTKGIKLLDSDQELYRNFPLTISERWQQEVAETVFDTINAETDRLEARKKTKNKQLGHEEDYALGKDCIMHGYMSKMGNPFLTQWQRRYFYLFPNRLEWRGEGEAPQSLLTMEEIQSVEETQIKERKCLLLKIRGGKQFVLQCDSDPELVQWKKELRDAYREAQQLVQRVPKMKNKPRSPVVELSKVPLIQRGSANGL

Source Source

Source organism organism	Bos taurus
Common name common_name	cattle
NCBI taxonomy ID ncbi_taxonomy_id	9913
Host organism host_organism	Spodoptera frugiperda

Entity 2 Entity 2 polymer

Description description	NTS(8-13)
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

RRPYIL

Entity 3 Entity 3 polymer

Description description	Guanine nucleotide-binding protein G(q) subunit alpha
Molecular weight formula_weight	41282.9 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Q

MGCTLSAEDKAAVERSKMIDRNLREDGERSRRELKLLLLGTGESGKSTFIKQMRIIHGSGYSDEDKRGFTKLVYQNIFTAMQAMIRAMDTLKIPYKYEHNKAHAQLVREVDVEKVSAFENPYVDAIKSLWNDPGIQECYDRRREYQLSDSTKYYLNDLDRVADPAYLPTQQDVLRVRVPTTGIIEYPFDLQSVIFRMVDVGGQRSERRKWIHCFENVTSIMFLVALSEYDQVLVESDNENRMEESKALFRTIITYPWFQNSSVILFLNKKDLLEEKIMYSHLVDYFPEYDGPQRDAQAAREFILKMFVDLNPDSDKIIYSHFTCATDTENIRFVFAAVKDTILQLNLKEYNLV

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Spodoptera frugiperda

Entity 4 Entity 4 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

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Spodoptera frugiperda

Entity 5 Entity 5 non-polymer

Description description	STAUROSPORINE
Molecular weight formula_weight	466.5 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 6 Entity 6 non-polymer

Description description	GUANOSINE-5'-DIPHOSPHATE
Molecular weight formula_weight	443.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 7 Entity 7 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 8 Entity 8 non-polymer

Description description	TETRAFLUOROALUMINATE ION
Molecular weight formula_weight	103.0 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 9 Entity 9 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

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6. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id	8jpbG01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	167 — Regulator of G-protein Signalling 4; domain 2
Homologous superfamily homologous superfamily	10 — Regulator of G-protein Signalling 4, domain 2

Domain ID domain_id	8jpbG02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily	10 — Transferase(Phosphotransferase) domain 1

Domain ID domain_id	8jpbG03
Class class	2 — Mainly Beta
Architecture architecture	30 — Roll
Topology topology	29 — PH-domain like
Homologous superfamily homologous superfamily	30 — Pleckstrin-homology domain (PH domain)/Phosphotyrosine-binding domain (PTB)

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Resolution resolution	3.07 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	474232

cryo-EM structure of NTSR1-GRK2-Galpha(q) complexes 1

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

Beta-adrenergic receptor kinase 1

State in the Current Structure

Other States of the Same Protein in the Database

Guanine nucleotide-binding protein G(q) subunit alpha

State in the Current Structure

Other States of the Same Protein in the Database

Neurotensin receptor type 1

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

8jpb__assembly_1__model_1

8jpb__assembly_1__model_1 | I(q)

8jpb__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (9)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

Entity 8 Entity 8 non-polymer

Entity 9 Entity 9 non-polymer

6. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

7. Citations (1)

cryo-EM structure of NTSR1-GRK2-Galpha(q) complexes 1

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

Beta-adrenergic receptor kinase 1

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Guanine nucleotide-binding protein G(q) subunit alpha

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Neurotensin receptor type 1

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

8jpb__assembly_1__model_1

8jpb__assembly_1__model_1 | I(q)

8jpb__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (9)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

Entity 5 Entity 5 non-polymer

Entity 6 Entity 6 non-polymer

Entity 7 Entity 7 non-polymer

Entity 8 Entity 8 non-polymer

Entity 9 Entity 9 non-polymer

6. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

7. Citations (1)