SAXSdb — 8u7z

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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

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 15	Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 × 5 （P59768） BTB/POZ domain-containing protein KCTD5 × 5 （Q9NXV2）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	GBB1_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain B1； PDBConstruct 1–340； UniProt 1–340 Author chain B2； PDBConstruct 1–340； UniProt 1–340 Author chain B3； PDBConstruct 1–340； UniProt 1–340 Author chain B4； PDBConstruct 1–340； UniProt 1–340 Author chain B5； PDBConstruct 1–340； UniProt 1–340

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

Homo sapiens

UniProt P59768

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 15	Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 × 5 （P62873） BTB/POZ domain-containing protein KCTD5 × 5 （Q9NXV2）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	GBG2_HUMAN
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain G1； PDBConstruct 1–71； UniProt 1–71 Author chain G2； PDBConstruct 1–71； UniProt 1–71 Author chain G3； PDBConstruct 1–71； UniProt 1–71 Author chain G4； PDBConstruct 1–71； UniProt 1–71 Author chain G5； PDBConstruct 1–71； UniProt 1–71

BTB/POZ domain-containing protein KCTD5

Homo sapiens

UniProt Q9NXV2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 15	Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 × 5 （P62873） Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 × 5 （P59768）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	KCTD5_HUMAN
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain K1； PDBConstruct 1–234； UniProt 1–234 Author chain K2； PDBConstruct 1–234； UniProt 1–234 Author chain K3； PDBConstruct 1–234； UniProt 1–234 Author chain K4； PDBConstruct 1–234； UniProt 1–234 Author chain K5； PDBConstruct 1–234； UniProt 1–234

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	8u7z
Deposition date deposition_date	2023-09-15
Structure title title	KCTD5/Cullin3/Gbeta1gamma2 Complex: Local Refinment of KCTD5(CTD)/Gbeta1gamma2
Keywords keywords	;cullin family protein, proteasome-mediated ubiquitin-dependent protein catabolic process, complex, ubiquitin-dependent protein catabolic process, LIGASE ;; LIGASE
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.

8u7z__assembly_1__model_1

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

Download this curve (.dat)

8u7z__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

8u7z__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	46.56 Å
Rg (electron density)	46.11 Å
Total Rg	46.44 Å
Atom count	18695
Residues	2420
Excluded volume	328370 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`8u7z__assembly_1__model_1`	pentadecameric （15）	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 (3)

Entity 1 Entity 1 polymer

Description description	Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1
Molecular weight formula_weight	37416.9 kDa
Source method src_method	man
Copy count entity_count	5

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B1,B2,B3,B4,B5
Atom count atom_count	18695

MSELDQLRQEAEQLKNQIRDARKACADATLSQITNNIDPVGRIQMRTRRTLRGHLAKIYAMHWGTDSRLLVSASQDGKLIIWDSYTTNKVHAIPLRSSWVMTCAYAPSGNYVACGGLDNICSIYNLKTREGNVRVSRELAGHTGYLSCCRFLDDNQIVTSSGDTTCALWDIETGQQTTTFTGHTGDVMSLSLAPDTRLFVSGACDASAKLWDVREGMCRQTFTGHESDINAICFFPNGNAFATGSDDATCRLFDLRADQELMTYSHDNIICGITSVSFSKSGRLLLAGYDDFNCNVWDALKADRAGVLAGHDNRVSCLGVTDDGMAVATGSWDSFLKIWN

Source Source

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

Entity 2 Entity 2 polymer

Description description	Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2
Molecular weight formula_weight	7845.1 kDa
Mutation mutation	C68S
Source method src_method	man
Copy count entity_count	5

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	G1,G2,G3,G4,G5

MASNNTASIAQARKLVEQLKMEANIDRIKVSKAAADLMAYCEAHAKEDPLLTPVPASENPFREKKFFSAIL

Source Source

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

Entity 3 Entity 3 polymer

Description description	BTB/POZ domain-containing protein KCTD5
Molecular weight formula_weight	26125.6 kDa
Source method src_method	man
Copy count entity_count	5

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	K1,K2,K3,K4,K5

MAENHCELLSPARGGIGAGLGGGLCRRCSAGLGALAQRPGSVSKWVRLNVGGTYFLTTRQTLCRDPKSFLYRLCQADPDLDSDKDETGAYLIDRDPTYFGPVLNYLRHGKLVINKDLAEEGVLEEAEFYNITSLIKLVKDKIRERDSKTSQVPVKHVYRVLQCQEEELTQMVSTMSDGWKFEQLVSIGSSYNYGNEDQAEFLCVVSKELHNTPYGTASEPSEKAKILQERGSRM

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli BL21(DE3)

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	—

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	2.97 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	202862

KCTD5/Cullin3/Gbeta1gamma2 Complex: Local Refinment of KCTD5(CTD)/Gbeta1gamma2

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

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

State in the Current Structure

Other States of the Same Protein in the Database

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

State in the Current Structure

Other States of the Same Protein in the Database

BTB/POZ domain-containing protein KCTD5

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

8u7z__assembly_1__model_1

8u7z__assembly_1__model_1 | I(q)

8u7z__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

7. Citations (3)

KCTD5/Cullin3/Gbeta1gamma2 Complex: Local Refinment of KCTD5(CTD)/Gbeta1gamma2

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

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

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

BTB/POZ domain-containing protein KCTD5

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

8u7z__assembly_1__model_1

8u7z__assembly_1__model_1 | I(q)

8u7z__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

7. Citations (3)