SAXSdb — 9q3u

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1. Structure Basics

entry_id	9q3u
deposition_date	2025-08-19
title	Cryo EM structure of elk ACE2 in complex with SARS-CoV-2 spike trimer
keywords	SARS-CoV-2, Cervidae, ACE2 receptor, viral host interaction, host susceptibility, VIRAL PROTEIN; VIRAL PROTEIN
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	61.69 Å
rg_electron	62.10 Å
i0	2635310000.00
molecular_weight	435830.0 kDa
excluded_volume	546840 Å³
envelope_volume	833960 Å³
shell_volume	118180 Å³
envelope_diameter	232.6 Å
shell_rg	59.33 Å
envelope_rg	60.81 Å
shape_rg	62.13 Å
total_rg	61.90 Å
total_atoms	30729
n_residues	3847
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	211.8 Å
rg_real	62.19 Å
rg_real_error	1.45 Å
i0_real	2.6340e+09
i0_real_error	5.1720e+07
rg_reciprocal	61.23 Å
i0_reciprocal	2631000000.0000
total_estimate	0.8348
solution_quality	GOOD a GOOD solution
n_peaks	1
r_peak_primary	67.8 Å
skewness	0.606
kurtosis	0.070
angular_range	— – 0.1250 Å⁻¹
current_alpha	0.0127
highest_alpha	351300000.0000
n_real_points	26
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.798; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.454

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4. Crystallography & Experiment

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5. Entities & Polymer Info (3)

Entity 1 polymer

description	Angiotensin-converting enzyme 2
formula_weight	72442.5 kDa
ec_number	3.4.-.-
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	30729

MTGSFWLLLSLVAVTAAQSTTEEQAKTFLENFNHEAEDLSYQSSLASWNYNTNITDENVQKMNEARAKWSAFYEEQSRMAKTYSLEEIQNLTLKRQLKALQQSGTSVLSAEKSKRLNTILNTMSTIYSTGKVLDPNTQECLALEPGLDDIMENSRDYNRRLWAWEGWRAEVGKQLRPLYEEYVVLENEMARANNYEDYGDYWRGDYEVTEAGDYDYSRDQLMKDVEHTFAEIKPLYEQLHAYVRAKLMDTYPSYISPTGCLPAHLLGDMWGRFWTNLYSLTVPFKHKPSIDVTEKMENQSWDAERIFKEAEKFFVSIGLPHMTQGFWDNSMLTEPGDGRKVVCHPTAWDLGKGDFRIKMCTKVTMDDFLTAHHEMGHIQYDMAYAAQPYLLRNGANEGFHEAVGEIMSLSAATPHYLKALGLLEPDFYEDNETEINFLLKQALTIVGTLPFTYMLEKWRWMVFKGEIPKEQWMQKWWEMKREIVGVVEPLPHDETYCDPACLFHVAEDYSFIRYYTRTIYQFQFHEALCKTAKHEGALFKCDISNSTEAGQRLLQMLSLGKSEPWTLALESIVGIKTMDVKPLLNYFEPLFTWLKEQNKNSFVGWSTEWTPYSDGGHHHHHH

Source

organism	Cervus canadensis
ncbi_taxonomy_id	1574408
host_organism	Cricetulus griseus

Entity 2 polymer

description	Spike protein
formula_weight	142472.9 kDa
src_method	man
entity_count	3

Polymer

type	polypeptide(L)
strand_id	B,C,D

MFVFLVLLPLVSSQCVNLITRTQSYTNSFTRGVYYPDKVFRSSVLHSTQDLFLPFFSNVTWFHAIHVSGTNGTKRFDNPALPFNDGVYFASTEKSNIIRGWIFGTTLDSKTQSLLIVNNATNVVIKVCEFQFCNDPFLDVYQKNNKSWMESEFRVYSSANNCTFEYVSQPFLMDLEGKEGNFKNLREFVFKNIDGYFKIYSKHTPINLERDLPQGFSALEPLVDLPIGINITRFQTLLALHRSYLTPVDSSSGWTAGAAAYYVGYLQPRTFLLKYNENGTITDAVDCALDPLSETKCTLKSFTVEKGIYQTSNFRVQPTESIVRFPNITNLCPFHEVFNATTFASVYAWNRKRISNCVADYSVIYNFAPFFAFKCYGVSPTKLNDLCFTNVYADSFVIRGNEVSQIAPGQTGNIADYNYKLPDDFTGCVIAWNSNKLDSKPSGNYNYLYRLFRKSKLKPFERDISTEIYQAGNKPCNGVAGPNCYSPLQSYGFRPTYGVGHQPYRVVVLSFELLHAPATVCGPKKSTNLVKNKCVNFNFNGLTGTGVLTESNKKFLPFQQFGRDIADTTDAVRDPQTLEILDITPCSFGGVSVITPGTNTSNQVAVLYQGVNCTEVPVAIHADQLTPTWRVYSTGSNVFQTRAGCLIGAEYVNNSYECDIPIGAGICASYQTQTKSHRRARSVASQSIIAYTMSLGAENSVAYSNNSIAIPTNFTISVTTEILPVSMTKTSVDCTMYICGDSTECSNLLLQYGSFCTQLKRALTGIAVEQDKNTQEVFAQVKQIYKTPPIKYFGGFNFSQILPDPSKPSKRSFIEDLLFNKVTLADAGFIKQYGDCLGDIAARDLICAQKFNGLTVLPPLLTDEMIAQYTSALLAGTITSGWTFGAGAALQIPFAMQMAYRFNGIGVTQNVLYENQKLIANQFNSAIGKIQDSLSSTASALGKLQDVVNHNAQALNTLVKQLSSKFGAISSVLNDILSRLDKVEAEVQIDRLITGRLQSLQTYVTQQLIRAAEIRASANLAATKMSECVLGQSKRVDFCGKGYHLMSFPQSAPHGVVFLHVTYVPAQEKNFTTAPAICHDGKAHFPREGVFVSNGTHWFVTQRNFYEPQIITTDNTFVSGNCDVVIGIVNNTVYDPLQPELDSFKEELDKYFKNHTSPDVDLGDISGINASVVNIQKEIDRLNEVAKNLNESLIDLQELGKYEQGSGYIPEAPRDGQAYVRKDGEWVLLSTFLGRSLEVLFQGPGHHHHHHHHSAWSHPQFEKGGGSGGGGSGGSAWSHPQFEK

Source

organism	Severe acute respiratory syndrome coronavirus 2
ncbi_taxonomy_id	2697049
host_organism	Cricetulus griseus

Entity 3 non-polymer

description	2-acetamido-2-deoxy-beta-D-glucopyranose
formula_weight	221.2 kDa
src_method	syn
entity_count	26

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6. Citations (1)

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length_a	1.000 Å
length_b	1.000 Å
length_c	1.000 Å
angle_alpha	90.00 °
angle_beta	90.00 °
angle_gamma	90.00 °
z_pdb	—

space_group	P 1
int_tables_number	1
crystal_system	—

resolution	3.37 Å
resolution_method	—
num_particles	51163

fit	/app/data/saxs_computation/q3/9q3u/9q3u.fit
pddf	/app/data/pr_computation/q3/9q3u/9q3u.pr.out
profile	/app/data/saxs_computation/q3/9q3u/9q3u.dat

Cryo EM structure of elk ACE2 in complex with SARS-CoV-2 spike trimer

SAXS Profile

P(r) Distribution

1. Structure Basics

Download Data

2. SAXS Parameters (CRYSOL)

3. P(r) Analysis (GNOM)

4. Crystallography & Experiment

Unit Cell

Symmetry

EM 3D

5. Entities & Polymer Info (3)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Source

Entity 3 non-polymer

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)