SAXSdb — 6lay

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

Monellin chain B,Monellin chain A

Dioscoreophyllum cumminsii

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Homooligomer	Protein 2	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	MONA_DIOCU
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 54–93； UniProt 6–45 Author chain B； PDBConstruct 54–93； UniProt 6–45

Monellin chain B,Monellin chain A

Dioscoreophyllum cumminsii

UniProt P02882

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Homooligomer	Protein 2	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	MONB_DIOCU
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–49； UniProt 1–48 Author chain B； PDBConstruct 2–49； UniProt 1–48

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	6lay
Deposition date deposition_date	2019-11-13
Structure title title	Domain-swapped dimer structure of a Single-chain Monellin loop1-delta4-QVVAG mutant
Keywords keywords	Monomer, L1 mutant, PLANT PROTEIN; PLANT 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.

6lay__assembly_1__model_1

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

Download this curve (.dat)

6lay__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6lay__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	27.84 Å
Rg (electron density)	28.07 Å
Total Rg	28.46 Å
Atom count	1514
Residues	184
Excluded volume	27132 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6lay__assembly_1__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 (1)

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Unit-cell length a length_a	30.170 Å
Unit-cell length b length_b	73.790 Å
Unit-cell length c length_c	45.990 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	100.02 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	3.001 Å
Low-resolution limit resolution_low	45.289 Å
R factor r_factor	0.2099
R_work r_work	0.2074
R_free r_free	0.2627

Description description	Monellin chain B,Monellin chain A
Molecular weight formula_weight	10840.4 kDa
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	1514

Domain-swapped dimer structure of a Single-chain Monellin loop1-delta4-QVVAG mutant

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

Monellin chain B,Monellin chain A

State in the Current Structure

Other States of the Same Protein in the Database

Monellin chain B,Monellin chain A

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

6lay__assembly_1__model_1

6lay__assembly_1__model_1 | I(q)

6lay__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 (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

7. Citations (1)

Source organism organism	Dioscoreophyllum cumminsii
Common name common_name	Serendipity berry
NCBI taxonomy ID ncbi_taxonomy_id	3457
Host organism host_organism	Escherichia coli

Domain-swapped dimer structure of a Single-chain Monellin loop1-delta4-QVVAG mutant

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

Monellin chain B,Monellin chain A

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Monellin chain B,Monellin chain A

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

6lay__assembly_1__model_1

6lay__assembly_1__model_1 | I(q)

6lay__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 (1)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

7. Citations (1)