SAXSdb — 7slt

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

Protease inhibitor LCMI-II

Locusta migratoria

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	GLYCEROL × 1 water × 2	Consistent with protein count
2	Protein homooligomer	Homooligomer	Protein 2	GLYCEROL × 2 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	LCM_LOCMI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 3–35； UniProt 59–92 Author chain B； PDBConstruct 3–35； UniProt 59–92 Author chain C； PDBConstruct 3–35； UniProt 59–92 Author chain D； PDBConstruct 3–35； UniProt 59–92

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	7slt
Deposition date deposition_date	2021-10-24
Structure title title	Protease inhibitors variant, CTI-homolog pacifastin
Keywords keywords	CDP, pacifastin, CTI, TOXIN; TOXIN
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.

7slt__assembly_1__model_1

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

Download this curve (.dat)

7slt__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7slt__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	13.79 Å
Rg (electron density)	13.14 Å
Total Rg	13.90 Å
Atom count	466
Residues	66
Excluded volume	7941 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7slt__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`7slt__assembly_2__model_1`	dimeric （2）	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	Protease inhibitor LCMI-II
Molecular weight formula_weight	3670.1 kDa
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	980

GSSCEPGRTFDRCNTCRCGADGRSAACTLRACPNQ

Source Source

Source organism organism	Locusta migratoria
Common name common_name	Migratory locust
NCBI taxonomy ID ncbi_taxonomy_id	7004
Host organism host_organism	Homo sapiens

Entity 2 Entity 2 non-polymer

Description description	GLYCEROL
Molecular weight formula_weight	92.1 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	52

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Unit-cell length a length_a	33.914 Å
Unit-cell length b length_b	67.386 Å
Unit-cell length c length_c	50.369 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	108.98 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	16

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	—

Resolution resolution	2.000 Å
Low-resolution limit resolution_low	28.980 Å
R factor r_factor	0.1995
R_work r_work	0.1971
R_free r_free	0.2536

Protease inhibitors variant, CTI-homolog pacifastin

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

Protease inhibitor LCMI-II

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

7slt__assembly_1__model_1

7slt__assembly_1__model_1 | I(q)

7slt__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

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 (1)

Protease inhibitors variant, CTI-homolog pacifastin

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

Protease inhibitor LCMI-II

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

7slt__assembly_1__model_1

7slt__assembly_1__model_1 | I(q)

7slt__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

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 (1)