SAXSdb — 8crm

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

Host translation inhibitor nsp1

Severe acute respiratory syndrome coronavirus 2

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	1-[2-(3-chlorophenyl)-1,3-thiazol-4-yl]-~{N}-methyl-methanamine × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	R1AB_SARS2
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–118； UniProt 10–126

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	8crm
Deposition date deposition_date	2023-03-08
Last revision last_revision	2023-10-04
Structure title title	Crystal structure of N-terminal SARS-CoV-2 nsp1 in complex with fragment hit 11C6 refined against anomalous diffraction data
Keywords keywords	SARS-CoV-2, non-structural protein 1, fragment hit, anomalous diffraction, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method method	X-RAY DIFFRACTION

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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.

8crm__assembly_1__model_1

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

Download this curve (.dat)

8crm__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

8crm__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	15.06 Å
Rg (electron density)	13.59 Å
Total Rg	14.96 Å
Atom count	1850
Residues	118
Excluded volume	16512 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`8crm__assembly_1__model_1`	monomeric （1）	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	Host translation inhibitor nsp1
Molecular weight formula_weight	13109.2 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	2133

MEKTHVQLSLPVLQVRDVLVRGFGDSVEEVLSEARQHLKDGTCGLVEVEKGVLPQLEQPYVFIKRSDARTAPHGHVMVELVAELEGIQYGRSGETLGVLVPHVGEIPVAYRKVLLRKN

Source Source

Source organism organism	Severe acute respiratory syndrome coronavirus 2
NCBI taxonomy ID ncbi_taxonomy_id	2697049
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	1-[2-(3-chlorophenyl)-1,3-thiazol-4-yl]-~{N}-methyl-methanamine
Molecular weight formula_weight	238.7 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	125

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Unit-cell length a length_a	36.817 Å
Unit-cell length b length_b	36.817 Å
Unit-cell length c length_c	141.205 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	8

Space group space_group	P 43 21 2
Space-group number int_tables_number	96
Crystal system crystal_system	—

Resolution resolution	1.420 Å
Low-resolution limit resolution_low	35.630 Å
R factor r_factor	0.1797
R_work r_work	0.1785
R_free r_free	0.2028

Crystal structure of N-terminal SARS-CoV-2 nsp1 in complex with fragment hit 11C6 refined against anomalous diffraction data

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

Host translation inhibitor nsp1

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

8crm__assembly_1__model_1

8crm__assembly_1__model_1 | I(q)

8crm__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

7. Citations (2)

Crystal structure of N-terminal SARS-CoV-2 nsp1 in complex with fragment hit 11C6 refined against anomalous diffraction data

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

Host translation inhibitor nsp1

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

8crm__assembly_1__model_1

8crm__assembly_1__model_1 | I(q)

8crm__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

7. Citations (2)