SAXSdb — 9xqc

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1. Structure Basics

entry_id	9xqc
deposition_date	2025-11-18
title	A composite Cryo-EM structure of GPR75
keywords	GPCR, GPR75, MEMBRANE PROTEIN/IMMUNE SYSTEM, MEMBRANE PROTEIN-IMMUNE SYSTEM complex; MEMBRANE PROTEIN/IMMUNE SYSTEM
method	ELECTRON MICROSCOPY

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Download Data

SAXS curve (.dat) P(r) distribution (.pr.out) Structure (CIF)

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2. SAXS Parameters (CRYSOL)

rg_guinier	37.39 Å
rg_electron	37.35 Å
i0	232704000.00
molecular_weight	124740.0 kDa
excluded_volume	156630 Å³
envelope_volume	205520 Å³
shell_volume	47015 Å³
envelope_diameter	120.0 Å
shell_rg	42.11 Å
envelope_rg	37.12 Å
shape_rg	37.32 Å
total_rg	37.74 Å
total_atoms	8762
n_residues	1124
n_harmonics	20
q_range	— – 0.5000 Å⁻¹
n_points	101
shell_type	directional
solvent_density	0.3340 e/Å³
contrast_shell	0.0300 e/Å³
crysol_version	4.1.3

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3. P(r) Analysis (GNOM)

dmax	120.6 Å
rg_real	37.31 Å
rg_real_error	1.13 Å
i0_real	2.3270e+08
i0_real_error	4.3370e+06
rg_reciprocal	37.36 Å
i0_reciprocal	232700000.0000
total_estimate	0.9039
solution_quality	EXCELLENT a EXCELLENT solution
n_peaks	2
r_peak_primary	48.8 Å
skewness	0.165
kurtosis	-0.661
angular_range	— – 0.2100 Å⁻¹
current_alpha	0.0000
highest_alpha	37400000.0000
n_real_points	43
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.934; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.948

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4. Crystallography & Experiment

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5. Entities & Polymer Info (6)

Entity 1 polymer

description	G subunit alpha (q)
formula_weight	41724.4 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	8768

MGCTLSAEDKAAVERSKMIEKQLQKDKQVYRRTLRLLLLGADNSGKSTIVKQMRIYHVNGYSEEECKQYKAVVYSNTIQSIIAIIRAMGRLKIDFGDSARADDARQLFVLAGAAEEGFMTAELAGVIKRLWKDSGVQACFNRSREYQLNDSAAYYLNDLDRIAQPNYIPTQQDVLRTRVKTSGIFETKFQVDKVNFHMFDVGAQRDERRKWIQCFNDVTAIIFVVDSSDYNRLQEALNDFKSIWNNRWLRTISVILFLNKQDLLAEKVLAGKSKIEDYFPEFARYTTPEDATPEPGEDPRVTRAKYFIRKEFVDISTASGDGRHICYPHFTCSVDTENARRIFNDCKDIILQMNLREYNLV

Source

organism	Homo sapiens
ncbi_taxonomy_id	9606
host_organism	Spodoptera frugiperda

Entity 2 polymer

description	Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1
formula_weight	37771.4 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	C

MLLQSELDQLRQEAEQLKNQIRDARKACADATLSQITNNIDPVGRIQMRTRRTLRGHLAKIYAMHWGTDSRLLVSASQDGKLIIWDSYTTNKVHAIPLRSSWVMTCAYAPSGNYVACGGLDNICSIYNLKTREGNVRVSRELAGHTGYLSCCRFLDDNQIVTSSGDTTCALWDIETGQQTTTFTGHTGDVMSLSLAPDTRLFVSGACDASAKLWDVREGMCRQTFTGHESDINAICFFPNGNAFATGSDDATCRLFDLRADQELMTYSHDNIICGITSVSFSKSGRLLLAGYDDFNCNVWDALKADRAGVLAGHDNRVSCLGVTDDGMAVATGSWDSFLKIWN

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Spodoptera frugiperda

Entity 3 polymer

description	Antibody fragment scFv16
formula_weight	26277.3 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	E

VQLVESGGGLVQPGGSRKLSCSASGFAFSSFGMHWVRQAPEKGLEWVAYISSGSGTIYYADTVKGRFTISRDDPKNTLFLQMTSLRSEDTAMYYCVRSIYYYGSSPFDFWGQGTTLTVSAGGGGSGGGGSGGGGSADIVMTQATSSVPVTPGESVSISCRSSKSLLHSNGNTYLYWFLQRPGQSPQLLIYRMSNLASGVPDRFSGSGSGTAFTLTISRLEAEDVGVYYCMQHLEYPLTFGAGTKLEL

Source

organism	Mus musculus
ncbi_taxonomy_id	10090
host_organism	Spodoptera frugiperda

Entity 4 polymer

description	Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2
formula_weight	7861.1 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	G

MASNNTASIAQARKLVEQLKMEANIDRIKVSKAAADLMAYCEAHAKEDPLLTPVPASENPFREKKFFCAIL

Source

organism	Homo sapiens
common_name	human
ncbi_taxonomy_id	9606
host_organism	Spodoptera frugiperda

Entity 5 polymer

description	Probable G-protein coupled receptor 75,Maltose/maltodextrin-binding periplasmic protein
formula_weight	48262.5 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	R

DLIHTATLVTCTFLLAVIFCLGSYGNFIVFLSFFDPAFRKFRTNFDFMILNLSFCDLFICGVTAPMFTFVLFFSSASSIPDAFCFTFHLTSSGFIIMSLKTVAVIALHRLRMVLGKQPNRTASFPCTVLLTLLLWATSFTLATLATLKTSKSHLCLPMSSLIAGKGKAILSLYVVDFTFCVAVVSVSYIMIAQTLRKNAQVRKCPPVITVDASRPQPFMGVPVQGGGDPIQCAMPALYRNQNYNKLQHVQTRGYTKSPNQLVTPAASRLQLVSAINLSTAKDSKAVVTCVIIVLSVLVCCLPLGISLVQVVLSSNGSFILYQFELFGFTLIFFKSGLNPFIYSRNSAGLRRKVLWCLQLEGSAGSAAKIEEGKLVIWINGDKGYNGLAEVGKKFEKDTGIKVTVEHPDKLEEKFPQVAATGDGPDIIFWAHDRFGGYAQS

Source

organism	Escherichia coli K-12
ncbi_taxonomy_id	83333
host_organism	Spodoptera frugiperda

Entity 6 water

description	water
formula_weight	18.0 kDa
src_method	nat
entity_count	6

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6. Citations (1)

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resolution	3.00 Å
resolution_method	—
num_particles	165428

fit	/app/data/saxs_computation/xq/9xqc/9xqc.fit
pddf	/app/data/pr_computation/xq/9xqc/9xqc.pr.out
profile	/app/data/saxs_computation/xq/9xqc/9xqc.dat

A composite Cryo-EM structure of GPR75

SAXS Profile

P(r) Distribution

1. Structure Basics

Download Data

2. SAXS Parameters (CRYSOL)

3. P(r) Analysis (GNOM)

4. Crystallography & Experiment

EM 3D

5. Entities & Polymer Info (6)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Source

Entity 3 polymer

Polymer

Source

Entity 4 polymer

Polymer

Source

Entity 5 polymer

Polymer

Source

Entity 6 water

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)