SAXSdb — 1ggp

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

PROTEIN (LECTIN 1 A CHAIN)

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	PROTEIN (LECTIN 1 B CHAIN) × 1 （Q7SIF1） water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q7SIF0_TRIKI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–234； UniProt 1–234

PROTEIN (LECTIN 1 B CHAIN)

OrganismNot specified

UniProt Q7SIF1

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	PROTEIN (LECTIN 1 A CHAIN) × 1 （Q7SIF0） water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q7SIF1_TRIKI
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–254； UniProt 1–254

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	1ggp
Deposition date deposition_date	2000-09-07
Structure title title	CRYSTAL STRUCTURE OF TRICHOSANTHES KIRILOWII LECTIN-1 AND ITS RELATION TO THE TYPE 2 RIBOSOME INACTIVATING PROTEINS
Keywords keywords	TRICHOSANTHES KIRILOWII, LECTIN, SUGAR BINDING PROTEIN; SUGAR BINDING 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.

1ggp__assembly_1__model_1

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

Download this curve (.dat)

1ggp__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1ggp__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	25.49 Å
Rg (electron density)	24.60 Å
Total Rg	25.28 Å
Atom count	3575
Residues	488
Excluded volume	62622 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1ggp__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 (3)

Entity 1 Entity 1 polymer

Description description	PROTEIN (LECTIN 1 A CHAIN)
Molecular weight formula_weight	24384.0 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	3587

STDASYNADIKEERDAAEGPMAHGIPALNAGALDEARAYATVDSANTDEEVSVAVDVTNLAVVAYRAGSNSYFHAAAPGSSLSHLFSRSSQHTLGFDNTYGDMAQAAGSNRKAIPLGAAALESGIASLNSKNPLARTLMVIIQMLVEAARFRYIQNNVDVSIETQSAFAADAAMISLENNWANLSALVQGSSGGQGTFASSATLQNAEDEPIIVDAVYHPTVAAVLALMLRKAC

Entity 2 Entity 2 polymer

Description description	PROTEIN (LECTIN 1 B CHAIN)
Molecular weight formula_weight	26645.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

CAAATVRIAGRDGFCADVNGEGQNGAAIILKKCAENDNQLWTLKREATIRSNGGCLTTAAAEQAKAGIYDCTQATAELSAWEIADNGTIINPASSLVLSSGAANSLLDLGVQTNSYASAQGWRTGNETSASVTQISGSAQLCMQAGNGPANLWMSECRAGKAEQQWALLTDKSIRSETNSDNCLTSAADAGPKTILLALCSGPASQRWVFDDDGSILSLYDDKQMDSEGAAAAAKQIILWWNAAEPNQIWLALF

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	12

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6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

Domain ID domain_id	d1ggpa_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.165 — Ribosome inactivating proteins (RIP)
Superfamily Superfamily superfamily	d.165.1 — Ribosome inactivating proteins (RIP)
Family Family family	d.165.1.1 — Plant cytotoxins

Domain ID domain_id	d1ggpb1
Class class	b — All beta proteins
Fold Fold fold	b.42 — beta-Trefoil
Superfamily Superfamily superfamily	b.42.2 — Ricin B-like lectins
Family Family family	b.42.2.1 — Ricin B-like

Domain ID domain_id	d1ggpb2
Class class	b — All beta proteins
Fold Fold fold	b.42 — beta-Trefoil
Superfamily Superfamily superfamily	b.42.2 — Ricin B-like lectins
Family Family family	b.42.2.1 — Ricin B-like

CATH v4.4 (4 domains)

Domain ID domain_id	1ggpA01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	420 — Ricin (A subunit); domain 1
Homologous superfamily homologous superfamily	10 — Ricin (A subunit), domain 1

Domain ID domain_id	1ggpA02
Class class	4 — Few Secondary Structures
Architecture architecture	10 — Irregular
Topology topology	470 — Ricin (A Subunit), domain 2
Homologous superfamily homologous superfamily	10 — Ricin (A Subunit), domain 2

Domain ID domain_id	1ggpB01
Class class	2 — Mainly Beta
Architecture architecture	80 — Trefoil
Topology topology	10 — Trefoil (Acidic Fibroblast Growth Factor, subunit A)
Homologous superfamily homologous superfamily	50 —

Domain ID domain_id	1ggpB02
Class class	2 — Mainly Beta
Architecture architecture	80 — Trefoil
Topology topology	10 — Trefoil (Acidic Fibroblast Growth Factor, subunit A)
Homologous superfamily homologous superfamily	50 —

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Unit-cell length a length_a	44.960 Å
Unit-cell length b length_b	69.870 Å
Unit-cell length c length_c	180.960 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	4

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	2.700 Å
Low-resolution limit resolution_low	8.000 Å
R factor r_factor	0.2250
R_work r_work	0.2250
R_free r_free	0.3000

CRYSTAL STRUCTURE OF TRICHOSANTHES KIRILOWII LECTIN-1 AND ITS RELATION TO THE TYPE 2 RIBOSOME INACTIVATING PROTEINS

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

PROTEIN (LECTIN 1 A CHAIN)

State in the Current Structure

Other States of the Same Protein in the Database

PROTEIN (LECTIN 1 B CHAIN)

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

1ggp__assembly_1__model_1

1ggp__assembly_1__model_1 | I(q)

1ggp__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

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

CATH v4.4 (4 domains)

7. Citations (2)

CRYSTAL STRUCTURE OF TRICHOSANTHES KIRILOWII LECTIN-1 AND ITS RELATION TO THE TYPE 2 RIBOSOME INACTIVATING PROTEINS

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

PROTEIN (LECTIN 1 A CHAIN)

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

PROTEIN (LECTIN 1 B CHAIN)

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

1ggp__assembly_1__model_1

1ggp__assembly_1__model_1 | I(q)

1ggp__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

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 7 domains

SCOP 2.08 (3 domains)

CATH v4.4 (4 domains)

7. Citations (2)