SAXSdb — 9pyw

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1. Structure Basics

entry_id	9pyw
deposition_date	2025-08-08
last_revision	2025-09-17
title	SARS-CoV-2 nsp7, nsp8 and nsp12 bound to a primer-template pair with incorporated ara-UMP
keywords	RNA-dependent RNA polymerase (RdRp), Viral RNA synthesis, arabinose UTP, nsp7, nsp8, nsp12, 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	42.53 Å
rg_electron	41.92 Å
i0	529421000.00
molecular_weight	173820.0 kDa
excluded_volume	211420 Å³
envelope_volume	306090 Å³
shell_volume	62729 Å³
envelope_diameter	160.2 Å
shell_rg	45.03 Å
envelope_rg	42.92 Å
shape_rg	41.90 Å
total_rg	42.13 Å
total_atoms	12115
n_residues	1426
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	148.3 Å
rg_real	42.70 Å
rg_real_error	1.49 Å
i0_real	5.2940e+08
i0_real_error	9.5890e+06
rg_reciprocal	42.53 Å
i0_reciprocal	529300000.0000
total_estimate	0.8586
solution_quality	GOOD a GOOD solution
n_peaks	2
r_peak_primary	44.1 Å
skewness	0.492
kurtosis	-0.125
angular_range	— – 0.1850 Å⁻¹
current_alpha	0.0000
highest_alpha	88520000.0000
n_real_points	38
gnom_version	4.1.3
quality_criteria	AN1: 0.000; Oscil: 0.797; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.969; Smooth: 0.797

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4. Crystallography & Experiment

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5. Entities & Polymer Info (7)

Entity 1 polymer

description	RNA-directed RNA polymerase nsp12
formula_weight	110424.9 kDa
ec_number	2.7.7.48,2.7.7.50
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	A
atom_count	12115

MGSADAQSFLNRVCGVSAARLTPCGTGTSTDVVYRAFDIYNDKVAGFAKFLKTNCCRFQEKDEDDNLIDSYFVVKRHTFSNYQHEETIYNLLKDCPAVAKHDFFKFRIDGDMVPHISRQRLTKYTMADLVYALRHFDEGNCDTLKEILVTYNCCDDDYFNKKDWYDFVENPDILRVYANLGERVRQALLKTVQFCDAMRNAGIVGVLTLDNQDLNGNWYDFGDFIQTTPGSGVPVVDSYYSLLMPILTLTRALTAESHVDTDLTKPYIKWDLLKYDFTEERLKLFDRYFKYWDQTYHPNCVNCLDDRCILHCANFNVLFSTVFPPTSFGPLVRKIFVDGVPFVVSTGYHFRELGVVHNQDVNLHSSRLSFKELLVYAADPAMHAASGNLLLDKRTTCFSVAALTNNVAFQTVKPGNFNKDFYDFAVSKGFFKEGSSVELKHFFFAQDGNAAISDYDYYRYNLPTMCDIRQLLFVVEVVDKYFDCYDGGCINANQVIVNNLDKSAGFPFNKWGKARLYYDSMSYEDQDALFAYTKRNVIPTITQMNLKYAISAKNRARTVAGVSICSTMTNRQFHQKLLKSIAATRGATVVIGTSKFYGGWHNMLKTVYSDVENPHLMGWDYPKCDRAMPNMLRIMASLVLARKHTTCCSLSHRFYRLANECAQVLSEMVMCGGSLYVKPGGTSSGDATTAYANSVFNICQAVTANVNALLSTDGNKIADKYVRNLQHRLYECLYRNRDVDTDFVNEFYAYLRKHFSMMILSDDAVVCFNSTYASQGLVASIKNFKSVLYYQNNVFMSEAKCWTETDLTKGPHEFCSQHTMLVKQGDDYVYLPYPDPSRILGAGCFVDDIVKTDGTLMIERFVSLAIDAYPLTKHPNQEYADVFHLYLQYIRKLHDELTGHMLDMYSVMLTNDNTSRYWEPEFYEAMYTPHTVLQENLYFQGSWSHPQFEKGGSGSSWSHPQFEK

Source

organism	Severe acute respiratory syndrome coronavirus 2
ncbi_taxonomy_id	2697049
host_organism	Spodoptera frugiperda

Entity 2 polymer

description	Non-structural protein 8
formula_weight	21960.1 kDa
src_method	man
entity_count	2

Polymer

type	polypeptide(L)
strand_id	B,D

GAIASEFSSLPSYAAFATAQEAYEQAVANGDSEVVLKKLKKSLNVAKSEFDRDAAMQRKLEKMADQAMTQMYKQARSEDKRAKVTSAMQTMLFTMLRKLDNDALNNIINNARDGCVPLNIIPLTTAAKLMVVIPDYNTYKNTCDGTTFTYASALWEIQQVVDADSKIVQLSEISMDNSPNLAWPLIVTALRANSAVKLQ

Source

organism	Severe acute respiratory syndrome coronavirus 2
ncbi_taxonomy_id	2697049
host_organism	Escherichia coli BL21(DE3)

Entity 3 polymer

description	Non-structural protein 7
formula_weight	9305.9 kDa
src_method	man
entity_count	1

Polymer

type	polypeptide(L)
strand_id	C

GSKMSDVKCTSVVLLSVLQQLRVESSSKLWAQCVQLHNDILLAKDTTEAFEKMVSLLSVLLSMQGAVDINKLCEEMLDNRATLQ

Source

organism	Severe acute respiratory syndrome coronavirus 2
ncbi_taxonomy_id	2697049
host_organism	Escherichia coli BL21(DE3)

Entity 4 polymer

description	Primer RNA
formula_weight	9487.7 kDa
src_method	syn
entity_count	1

Polymer

type	polyribonucleotide
strand_id	P

CAUUCUCCUAAGAAGCUAUUAAAAUCACAU

Entity 5 polymer

description	Template RNA
formula_weight	12088.1 kDa
src_method	syn
entity_count	1

Polymer

type	polyribonucleotide
strand_id	T

UUUUCCCAAUGUGAUUUUAAUAGCUUCUUAGGAGAAUG

Entity 6 non-polymer

description	ZINC ION
formula_weight	65.4 kDa
src_method	syn
entity_count	2

Entity 7 non-polymer

description	MAGNESIUM ION
formula_weight	24.3 kDa
src_method	syn
entity_count	1

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6. Citations (1)

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resolution	3.10 Å
resolution_method	—
num_particles	621798

fit	/app/data/saxs_computation/py/9pyw/9pyw.fit
pddf	/app/data/pr_computation/py/9pyw/9pyw.pr.out
profile	/app/data/saxs_computation/py/9pyw/9pyw.dat

SARS-CoV-2 nsp7, nsp8 and nsp12 bound to a primer-template pair with incorporated ara-UMP

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 (7)

Entity 1 polymer

Polymer

Source

Entity 2 polymer

Polymer

Source

Entity 3 polymer

Polymer

Source

Entity 4 polymer

Polymer

Entity 5 polymer

Polymer

Entity 6 non-polymer

Entity 7 non-polymer

6. Citations (1)

7. Files & Curves (10)

Files (7)

Curves (3)