SAXSdb — 7f2o

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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

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 6	G subunit q (Gi1-Gq chimeric) × 1 ARG-PRO-PRO-GLY-PHE-SER-PRO-PHE-ARG × 1 B2 bradykinin receptor × 1 （P30411） single Fab chain (svFv16) × 1 Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 × 1 （P63212）	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 B； PDBConstruct 13–351； UniProt 2–340

B2 bradykinin receptor

Homo sapiens

UniProt P30411

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 6	G subunit q (Gi1-Gq chimeric) × 1 Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 × 1 （P54311） ARG-PRO-PRO-GLY-PHE-SER-PRO-PHE-ARG × 1 single Fab chain (svFv16) × 1 Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 × 1 （P63212）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	BKRB2_HUMAN
Isoform	—
PDB entities	4
Chains and sequence ranges	Author chain R； PDBConstruct 107–437； UniProt 40–370

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	G subunit q (Gi1-Gq chimeric) × 1 Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 × 1 （P54311） ARG-PRO-PRO-GLY-PHE-SER-PRO-PHE-ARG × 1 B2 bradykinin receptor × 1 （P30411） single Fab chain (svFv16) × 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	6
Chains and sequence ranges	Author chain Y； PDBConstruct 1–71； UniProt 1–71

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	7f2o
Deposition date deposition_date	2021-06-11
Structure title title	Cryo-EM structure of the type 2 bradykinin receptor in complex with the bradykinin and an Gq protein
Keywords keywords	GPCR, Complex, MEMBRANE PROTEIN; MEMBRANE 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.

7f2o__assembly_1__model_1

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

Download this curve (.dat)

7f2o__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7f2o__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	36.98 Å
Rg (electron density)	36.72 Å
Total Rg	37.03 Å
Atom count	9004
Residues	1150
Excluded volume	160500 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7f2o__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)

Entity 1 Entity 1 polymer

Description description	G subunit q (Gi1-Gq chimeric)
Molecular weight formula_weight	41724.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	9004

MGCTLSAEDKAAVERSKMIEKQLQKDKQVYRRTLRLLLLGADNSGKSTIVKQMRIYHVNGYSEEECKQYKAVVYSNTIQSIIAIIRAMGRLKIDFGDSARADDARQLFVLAGAAEEGFMTAELAGVIKRLWKDSGVQACFNRSREYQLNDSAAYYLNDLDRIAQPNYIPTQQDVLRTRVKTSGIFETKFQVDKVNFHMFDVGAQRDERRKWIQCFNDVTAIIFVVDSSDYNRLQEALNDFKSIWNNRWLRTISVILFLNKQDLLAEKVLAGKSKIEDYFPEFARYTTPEDATPEPGEDPRVTRAKYFIRKEFVDISTASGDGRHICYPHFTCSVDTENARRIFNDCKDIILQMNLREYNLV

Source Source

Source organism organism	Homo sapiens
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Spodoptera frugiperda

Entity 2 Entity 2 polymer

Description description	Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1
Molecular weight formula_weight	41055.9 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

MHHHHHHGSLLQSELDQLRQEAEQLKNQIRDARKACADATLSQITNNIDPVGRIQMRTRRTLRGHLAKIYAMHWGTDSRLLVSASQDGKLIIWDSYTTNKVHAIPLRSSWVMTCAYAPSGNYVACGGLDNICSIYNLKTREGNVRVSRELAGHTGYLSCCRFLDDNQIVTSSGDTTCALWDIETGQQTTTFTGHTGDVMSLSLAPDTRLFVSGACDASAKLWDVREGMCRQTFTGHESDINAICFFPNGNAFATGSDDATCRLFDLRADQELMTYSHDNIICGITSVSFSKSGRLLLAGYDDFNCNVWDALKADRAGVLAGHDNRVSCLGVTDDGMAVATGSWDSFLKIWNGSSGGGGSGGGGSSGVSGWRLFKKIS

Source Source

Source organism organism	Rattus norvegicus
Common name common_name	Rat
NCBI taxonomy ID ncbi_taxonomy_id	10116
Host organism host_organism	Spodoptera frugiperda

Entity 3 Entity 3 polymer

Description description	ARG-PRO-PRO-GLY-PHE-SER-PRO-PHE-ARG
Molecular weight formula_weight	1062.2 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	D

RPPGFSPFR

Entity 4 Entity 4 polymer

Description description	B2 bradykinin receptor
Molecular weight formula_weight	67152.9 kDa
Mutation mutation	C146W
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	R

ADLEDNWETLNDNLKVIEKADNAAQVKDALTKMRAAALDAQKATPPKLEDKSPDSPEMKDFRHGFDILVGQIDDALKLANEGKVKEAQAAAEQLKTTRNAYIQKYLGTFAQSKCPQVEWLGWLNTIQPPFLWVLFVLATLENIFVLSVFCLHKSSCTVAEIYLGNLAAADLILACGLPFWAITISNNFDWLFGETLCRVVNAIISMNLYSSIWFLMLVSIDRYLALVKTMSMGRMRGVRWAKLYSLVIWGCTLLLSSPMLVFRTMKEYSDEGHNVTACVISYPSLIWEVFTNMLLNVVGFLLPLSVITFCTMQIMQVLRNNEMQKFKEIQTERRATVLVLVVLLLFIICWLPFQISTFLDTLHRLGILSSCQDERIIDVITQIASFMAYSNSCLNPLVYVIVGKRFRKKSWEVYQGVCQKGGCRSEPIQMENSMGTLVFTLEDFVGDWEQTAAYNLDQVLEQGGVSSLLQNLAVSVTPIQRIVRSGENALKIDIHVIIPYEGLSADQMAQIEEVFKVVYPVDDHHFKVILPYGTLVIDGVTPNMLNYFGRPYEGIAVFDGKKITVTGTLWNGNKIIDERLITPDGSMLFRVTINS

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 polymer

Description description	single Fab chain (svFv16)
Molecular weight formula_weight	26392.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	S

DVQLVESGGGLVQPGGSRKLSCSASGFAFSSFGMHWVRQAPEKGLEWVAYISSGSGTIYYADTVKGRFTISRDDPKNTLFLQMTSLRSEDTAMYYCVRSIYYYGSSPFDFWGQGTTLTVSAGGGGSGGGGSGGGGSADIVMTQATSSVPVTPGESVSISCRSSKSLLHSNGNTYLYWFLQRPGQSPQLLIYRMSNLASGVPDRFSGSGSGTAFTLTISRLEAEDVGVYYCMQHLEYPLTFGAGTKLEL

Source Source

Source organism organism	synthetic construct
NCBI taxonomy ID ncbi_taxonomy_id	32630
Host organism host_organism	Spodoptera frugiperda

Entity 6 Entity 6 polymer

Description description	Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2
Molecular weight formula_weight	7861.1 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	Y

MASNNTASIAQARKLVEQLKMEANIDRIKVSKAAADLMAYCEAHAKEDPLLTPVPASENPFREKKFFCAIL

Source Source

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

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6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id	7f2oB01
Class class	2 — Mainly Beta
Architecture architecture	130 — 7 Propeller
Topology topology	10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily	10 — YVTN repeat-like/Quinoprotein amine dehydrogenase

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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	2.90 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	664416

Cryo-EM structure of the type 2 bradykinin receptor in complex with the bradykinin and an Gq protein

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

B2 bradykinin receptor

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

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

7f2o__assembly_1__model_1

7f2o__assembly_1__model_1 | I(q)

7f2o__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 (6)

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

Entity 4 Entity 4 polymer

Polymer Polymer

Source Source

Entity 5 Entity 5 polymer

Polymer Polymer

Source Source

Entity 6 Entity 6 polymer

Polymer Polymer

Source Source

6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

7. Citations (1)