SAXSdb — 1ck0

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

No usable UniProt protein identity is available for this entry.

七张关系表仍保留该条目的 assembly 与组成信息，但缺少统一蛋白身份时，不能可靠建立跨 PDB 的同蛋白Chain接。

Assembly Composition of the Current Entry

Assembly	Oligomeric State	实体与Construct证据	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein heterocomplex Heteromer 蛋白 2 / DNA 0 / RNA 0 / 其他Polymer 0 PDB declaration: dimeric	Entity 1：PROTEIN (IGG1-KAPPA ANTIBODY 131 (LIGHT CHAIN)) × 1 Entity 2：PROTEIN (IGG1-KAPPA ANTIBODY 131 (HEAVY CHAIN)) × 1 缺少 UniProt 身份时不显示参考序列区间	Entity 1Fragment：FAB Entity 2Fragment：FAB	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions：pH 7.5；pH 7.5	Resolution 2.50 Å R-free 0.294

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	1ck0
Deposition date deposition_date	1999-04-26
Structure title title	ANTI-ANTI-IDIOTYPIC ANTIBODY AGAINST HUMAN ANGIOTENSIN II, UNLIGANDED FORM
Keywords keywords	IMMUNOGLOBULIN; IMMUNOGLOBULIN
Experimental Method method	X-RAY DIFFRACTION

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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier	25.29 Å
Radius of gyration Rg (electron density) rg_electron	24.32 Å
Forward intensity I(0) i0	37991500.00
Molecular weight molecular_weight	46799.0 kDa
Excluded volume excluded_volume	58148 Å³
Envelope volume envelope_volume	70976 Å³
Hydration-shell volume shell_volume	24609 Å³
Envelope diameter envelope_diameter	84.6 Å
Shell Rg shell_rg	31.17 Å
Envelope Rg envelope_rg	24.02 Å
Shape Rg shape_rg	24.31 Å
Total Rg total_rg	25.12 Å
Total atoms total_atoms	3291
Residues n_residues	427
Spherical-harmonic order n_harmonics	20
q range q_range	— – 0.5000 Å⁻¹
Data points n_points	101
Shell type shell_type	directional
Solvent electron density solvent_density	0.3340 e/Å³
Shell contrast contrast_shell	0.0300 e/Å³
CRYSOL version crysol_version	4.1.3

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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax	80.8 Å
Rg (real space) rg_real	25.26 Å
Rg uncertainty (real space) rg_real_error	0.51 Å
I(0) (real space) i0_real	3.7990e+07
I(0) uncertainty (real space) i0_real_error	5.4650e+05
Rg (reciprocal space) rg_reciprocal	25.27 Å
I(0) (reciprocal space) i0_reciprocal	37990000.0000
Solution quality estimate total_estimate	0.9074
Solution quality rating solution_quality	EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	30.8 Å
Skewness Skewness skewness	0.269
Kurtosis Kurtosis kurtosis	-0.475
Angular range angular_range	— – 0.3150 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	6672000.0000
Real-space data points n_real_points	64
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.941; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.979; Smooth: 0.991

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Description description	PROTEIN (IGG1-KAPPA ANTIBODY 131 (LIGHT CHAIN))
Molecular weight formula_weight	23904.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L
Atom count atom_count	3324

DIQLTQSPSSLAVSAGEKVTMNCKSSQNLLHSITRKNYLAWYRQKPGQSPKLLIYWASTRGSGVPDRFTGSGSGTDFTLTISSVQAEDLAVYYCKQSYNLYTFGGGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNR

Entity 2 Entity 2 polymer

Description description	PROTEIN (IGG1-KAPPA ANTIBODY 131 (HEAVY CHAIN))
Molecular weight formula_weight	23650.5 kDa
Source method src_method	nat
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	H

QVQLQESGGGLVQPRGSLKLSCAASGFTFNTDAMNWVRQAPGKGLEWVARIRSKGFNFATYYADSVRDRFTISRDDSQSMLYLQMNNLKTEDTGIYYCVRGRDGEAMDYWGQGTTLTVSSAKTTPPSVYPLAPGSAAQTNSMVTLGCLVKGYFPEPVTVTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSPRPSETVTCNVAHPASSTKVDKKIVN

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	33

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7. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (5 domains)

Domain ID domain_id	d1ck0h1
Class class	b — All beta proteins
Fold Fold fold	b.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamily	b.1.1 — Immunoglobulin
Family Family family	b.1.1.1 — V set domains (antibody variable domain-like)

Domain ID domain_id	d1ck0h2
Class class	b — All beta proteins
Fold Fold fold	b.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamily	b.1.1 — Immunoglobulin
Family Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

Domain ID domain_id	d1ck0h3
Class class	l — Artifacts
Fold Fold fold	l.1 — Tags
Superfamily Superfamily superfamily	l.1.1 — Tags
Family Family family	l.1.1.1 — Tags

Domain ID domain_id	d1ck0l1
Class class	b — All beta proteins
Fold Fold fold	b.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamily	b.1.1 — Immunoglobulin
Family Family family	b.1.1.1 — V set domains (antibody variable domain-like)

Domain ID domain_id	d1ck0l2
Class class	b — All beta proteins
Fold Fold fold	b.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamily	b.1.1 — Immunoglobulin
Family Family family	b.1.1.2 — C1 set domains (antibody constant domain-like)

CATH v4.4 (4 domains)

Domain ID domain_id	1ck0H01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	1ck0H02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	1ck0L01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	1ck0L02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

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8. Citations (1)

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Unit-cell length a length_a	83.850 Å
Unit-cell length b length_b	83.850 Å
Unit-cell length c length_c	142.060 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	2.500 Å
Low-resolution limit resolution_low	6.000 Å
R factor r_factor	—
R_work r_work	0.1920
R_free r_free	0.2940

fit	/app/data/saxs_computation/ck/1ck0/1ck0.fit
pddf	/app/data/pr_computation/ck/1ck0/1ck0.pr.out
profile	/app/data/saxs_computation/ck/1ck0/1ck0.dat

ANTI-ANTI-IDIOTYPIC ANTIBODY AGAINST HUMAN ANGIOTENSIN II, UNLIGANDED FORM

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

Assembly Composition of the Current Entry

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

2. Structure Basics 2. Structure Basics

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

5. Crystallography and Experiment 5. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

6. 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

7. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (5 domains)

CATH v4.4 (4 domains)

8. Citations (1)

9. Files and Curves (10)

Files (7)

Curves (3)