8jbh

Substance P bound to active human neurokinin 3 receptor in complex with Gq

Method: ELECTRON MICROSCOPY
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1

Rattus norvegicus

UniProt P54311

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 6 NK3R-pFastbac1 × 1 ScFv16 nanobody × 1 Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 × 1 (P63212) peptide from Protachykinin-1 × 1 (P20366) Guanine nucleotide-binding protein Gq subunit alpha (G324) × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name GBB1_RAT
Isoform —
PDB entities 2
Chains and sequence ranges Author chain D; PDBConstruct 13–351; UniProt 2–340

Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2

Bos taurus

UniProt P63212

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 6 NK3R-pFastbac1 × 1 Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 × 1 (P54311) ScFv16 nanobody × 1 peptide from Protachykinin-1 × 1 (P20366) Guanine nucleotide-binding protein Gq subunit alpha (G324) × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name GBG2_BOVIN
Isoform —
PDB entities 4
Chains and sequence ranges Author chain G; PDBConstruct 1–71; UniProt 1–71

peptide from Protachykinin-1

Homo sapiens

UniProt P20366

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 6 NK3R-pFastbac1 × 1 Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 × 1 (P54311) ScFv16 nanobody × 1 Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 × 1 (P63212) Guanine nucleotide-binding protein Gq subunit alpha (G324) × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TKN1_HUMAN
Isoform —
PDB entities 5
Chains and sequence ranges Author chain A; PDBConstruct 1–11; UniProt 58–68

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_id8jbh
Deposition date deposition_date2023-05-08
Structure title titleSubstance P bound to active human neurokinin 3 receptor in complex with Gq
Keywords keywordsG protein coupled receptor, Neurokinin, Cryo-EM, Peptide Agonists, MEMBRANE PROTEIN; MEMBRANE PROTEIN
Experimental Method methodELECTRON 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.

8jbh__assembly_1__model_1

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

Download this curve (.dat)

8jbh__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

8jbh__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg(Guinier)37.18 Å
Rg (electron density)37.10 Å
Total Rg37.29 Å
Atom count8684
Residues1133
Excluded volume155090 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 8jbh__assembly_1__model_1 hexameric (6) 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 (6)

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7. Citations (1)