2f19

THREE-DIMENSIONAL STRUCTURE OF TWO CRYSTAL FORMS OF FAB R19.9, FROM A MONOCLONAL ANTI-ARSONATE ANTIBODY

Method: X-RAY DIFFRACTION D_max: 79.8 Å Quality: EXCELLENT

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

IGG2B-KAPPA R19.9 FAB (LIGHT CHAIN)

Mus musculus

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric（2） Consistent with protein copy count	Chain L； UniProt 1–106	Not recorded	IGG2B-KAPPA R19.9 FAB (HEAVY CHAIN) × 1	X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions	Resolution 2.80 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 2F19	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
15C8 CATALYTIC ANTIBODY 5C8, FREE FAB Deposited 1998-03-18	Different construct Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain L 24–235（212 aa） Fragment：FAB	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 5.5；pH 5.5	Resolution 2.50 Å R-free 0.251
1AHW A COMPLEX OF EXTRACELLULAR DOMAIN OF TISSUE FACTOR WITH AN INHIBITORY FAB (5G9) Deposited 1997-04-10	Different construct Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric	Chain A 1–214（214 aa） Fragment：LIGHT CHAIN RESIDUES 1 - 214 Chain D 1–214（214 aa） Fragment：LIGHT CHAIN RESIDUES 1 - 214	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 7；TF-5G9 CRYSTAL WERE GROWN IN 1.7-2.0M AMMONIUM SULFATE, 0.1M SODIUM CITRATE, PH 5.0-5.5, 0.2% 2-METHYL-2,4-PENTANE-DIOL (MPD), AND 2% PEG 600 AT AN EQUIMOLAR 5G9:TF RATIO. THE CRYSTALS GREW EXTREMELY SLOWLY, TAKING 6-9 MONTHS TO REACH A MAXIMAL SIZE OF 0.4 X 0.4 X 0.8 MM3., pH 7.0	Resolution 3.00 Å R-free 0.285
1AIF ANTI-IDIOTYPIC FAB 409.5.3 (IGG2A) FAB FROM MOUSE Deposited 1994-11-14	Different construct Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain L 1–213（213 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.90 Å
1AIF ANTI-IDIOTYPIC FAB 409.5.3 (IGG2A) FAB FROM MOUSE Deposited 1994-11-14	Different construct Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–213（213 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.90 Å
1F11 F124 FAB FRAGMENT FROM A MONOCLONAL ANTI-PRES2 ANTIBODY Deposited 2000-05-18	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–106（106 aa） Fragment：FAB FRAGMENT (UNP P01665 residues 1-111, P01837 residues 1-106)	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；290 K；PEG 400, sodium acetate, ammonium sulfate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 290K	Resolution 3.00 Å R-free 0.271
1F11 F124 FAB FRAGMENT FROM A MONOCLONAL ANTI-PRES2 ANTIBODY Deposited 2000-05-18	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 2 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–106（106 aa） Fragment：FAB FRAGMENT (UNP P01665 residues 1-111, P01837 residues 1-106)	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；290 K；PEG 400, sodium acetate, ammonium sulfate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 290K	Resolution 3.00 Å R-free 0.271
1FAI THREE-DIMENSIONAL STRUCTURE OF TWO CRYSTAL FORMS OF FAB R19.9, FROM A MONOCLONAL ANTI-ARSONATE ANTIBODY Deposited 1992-05-27	Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain L 1–106（106 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.70 Å
1FSK COMPLEX FORMATION BETWEEN A FAB FRAGMENT OF A MONOCLONAL IGG ANTIBODY AND THE MAJOR ALLERGEN FROM BIRCH POLLEN BET V 1 Deposited 2000-09-11	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain B 1–106（106 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4；300 K；12% peg 6000, 0.1M sodium citrate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 300K	Resolution 2.90 Å R-free 0.285
1FSK COMPLEX FORMATION BETWEEN A FAB FRAGMENT OF A MONOCLONAL IGG ANTIBODY AND THE MAJOR ALLERGEN FROM BIRCH POLLEN BET V 1 Deposited 2000-09-11	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain E 1–106（106 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4；300 K；12% peg 6000, 0.1M sodium citrate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 300K	Resolution 2.90 Å R-free 0.285
1FSK COMPLEX FORMATION BETWEEN A FAB FRAGMENT OF A MONOCLONAL IGG ANTIBODY AND THE MAJOR ALLERGEN FROM BIRCH POLLEN BET V 1 Deposited 2000-09-11	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain H 1–106（106 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4；300 K；12% peg 6000, 0.1M sodium citrate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 300K	Resolution 2.90 Å R-free 0.285
1FSK COMPLEX FORMATION BETWEEN A FAB FRAGMENT OF A MONOCLONAL IGG ANTIBODY AND THE MAJOR ALLERGEN FROM BIRCH POLLEN BET V 1 Deposited 2000-09-11	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain K 1–106（106 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4；300 K；12% peg 6000, 0.1M sodium citrate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 300K	Resolution 2.90 Å R-free 0.285
1GPO CRYSTAL STRUCTURE OF THE RATIONALLY DESIGNED ANTIBODY M41 AS A FAB FRAGMENT Deposited 1997-03-27	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain L 1–106（106 aa） Fragment：FAB FRAGMENT	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 6.5；2.0 M AMMONIUM SULFATE, 5 % DMSO, 0.1 M CACODYLATE PH 6.5	Resolution 1.95 Å R-free 0.283
1GPO CRYSTAL STRUCTURE OF THE RATIONALLY DESIGNED ANTIBODY M41 AS A FAB FRAGMENT Deposited 1997-03-27	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain M 1–106（106 aa） Fragment：FAB FRAGMENT	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 6.5；2.0 M AMMONIUM SULFATE, 5 % DMSO, 0.1 M CACODYLATE PH 6.5	Resolution 1.95 Å R-free 0.283
1KB5 MURINE T-CELL RECEPTOR VARIABLE DOMAIN/FAB COMPLEX Deposited 1997-04-06	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain L 1–106（106 aa） Fragment：FAB	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 7.2；15% PEG6000, 100MM HEPES PH 6.9-7.5, 200MM NACL, 0.1% NAN3, pH 7.2	Resolution 2.50 Å
1KCR CRYSTAL STRUCTURE OF ANTIBODY PC283 IN COMPLEX WITH PS1 PEPTIDE Deposited 2001-11-11	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain L 1–106（106 aa） Fragment：light chain	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.2；300 K；18% PEG 3K, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 300K	Resolution 2.90 Å R-free 0.277
1KCS CRYSTAL STRUCTURE OF ANTIBODY PC282 IN COMPLEX WITH PS1 PEPTIDE Deposited 2001-11-11	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain L 1–106（106 aa） Fragment：light chain	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.2；300 K；20% PEG 8K, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 300K	Resolution 2.50 Å R-free 0.277
1KCU CRYSTAL STRUCTURE OF ANTIBODY PC287 Deposited 2001-11-11	Different construct Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain L 1–106（106 aa） Fragment：light chain	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.2；300 K；15% PEG 8K, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 300K	Resolution 2.20 Å R-free 0.249
1KCV Crystal structure of antibody pc282 Deposited 2001-11-11	Different construct Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain L 1–106（106 aa） Fragment：light chain	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.2；300 K；10 % PEG 3K, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 300K	Resolution 1.80 Å R-free 0.233
1LO0 Catalytic Retro-Diels-Alderase Transition State Analogue Complex Deposited 2002-05-05	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain X 1–106（106 aa） Fragment：Fab fragment	Not recorded	BC1 3-{[(9-CYANO-9,10-DIHYDRO-10-METHYLACRIDIN-9-YL)CARBONYL]AMINO}PROPANOIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；290 K；PEG, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K	Resolution 2.00 Å R-free 0.255
1LO0 Catalytic Retro-Diels-Alderase Transition State Analogue Complex Deposited 2002-05-05	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain L 1–106（106 aa） Fragment：Fab fragment	Not recorded	BC1 3-{[(9-CYANO-9,10-DIHYDRO-10-METHYLACRIDIN-9-YL)CARBONYL]AMINO}PROPANOIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；290 K；PEG, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K	Resolution 2.00 Å R-free 0.255
1MLB MONOCLONAL ANTIBODY FAB D44.1 RAISED AGAINST CHICKEN EGG-WHITE LYSOZYME Deposited 1995-03-08	Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–106（106 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.10 Å R-free 0.274
1NBY Crystal Structure of HyHEL-63 complexed with HEL mutant K96A Deposited 2002-12-04	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain A 1–106（106 aa） Fragment：light chain	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；PEG 4000, AMMONIUM ACETATE, SODIUM ACETATE, pH 4.60, VAPOR DIFFUSION, HANGING DROP	Resolution 1.80 Å R-free 0.250
1NDG Crystal structure of Fab fragment of antibody HyHEL-8 complexed with its antigen lysozyme Deposited 2002-12-09	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain A 1–106（106 aa） Fragment：light chain	Not recorded	ACY ACETIC ACID × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；VAPOR DIFFUSION, HANGING DROP	Resolution 1.90 Å R-free 0.249
1NDM Crystal structure of Fab fragment of antibody HyHEL-26 complexed with lysozyme Deposited 2002-12-09	Different construct Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain A 1–106（106 aa） Fragment：light chain	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；VAPOR DIFFUSION, HANGING DROP	Resolution 2.10 Å R-free 0.258
1ORQ X-ray structure of a voltage-dependent potassium channel in complex with an Fab Deposited 2003-03-14	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric	Chain A 1–106（106 aa）	Not recorded	CD CADMIUM ION × 28 K POTASSIUM ION × 24	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；PEG400, Cadmium chloride, Sodium acetate, pH 5.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K	Resolution 3.20 Å R-free 0.298
1ORQ X-ray structure of a voltage-dependent potassium channel in complex with an Fab Deposited 2003-03-14	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 24 PDB declaration: 24-meric	Chain A 1–106（106 aa）	Not recorded	CD CADMIUM ION × 56 K POTASSIUM ION × 48	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；PEG400, Cadmium chloride, Sodium acetate, pH 5.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K	Resolution 3.20 Å R-free 0.298
1ORS X-ray structure of the KvAP potassium channel voltage sensor in complex with an Fab Deposited 2003-03-14	Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain A 1–106（106 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；PEG4000, Hepes, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K	Resolution 1.90 Å R-free 0.251
1PSK THE CRYSTAL STRUCTURE OF AN FAB FRAGMENT THAT BINDS TO THE MELANOMA-ASSOCIATED GD2 GANGLIOSIDE Deposited 1997-03-03	Different construct Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain L 1–106（106 aa） Fragment：FAB	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions pH 7.5；30% (W/V) PEG 4000, 1% MPD, TRIS BUFFER, PH 7.5	Resolution 2.80 Å R-free 0.326
25C8 CATALYTIC ANTIBODY 5C8, FAB-HAPTEN COMPLEX Deposited 1998-03-18	Different construct Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain L 24–234（211 aa） Fragment：FAB	Not recorded	GEP N-METHYL-N-(PARA-GLUTARAMIDOPHENYL-ETHYL)-PIPERIDINIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions pH 5.5；pH 5.5	Resolution 2.00 Å R-free 0.292
2MPA BACTERICIDAL ANTIBODY AGAINST NEISSERIA MENINGITIDIS Deposited 1999-06-09	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain L 8–106（99 aa） Fragment：FAB FRAGMENT	Not recorded	CD CADMIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；THE MN12H2 FAB PEPTIDE COMPLEX WAS CRYSTALLIZED FROM 15% W/V PEG 20000, 100 MM SODIUM ACETATE, PH 4.6, 20 MM CDCL2, VAPOR DIFFUSION, HANGING DROP	Resolution 2.60 Å R-free 0.264
4ZXB Structure of the human insulin receptor ectodomain, IRDeltabeta construct, in complex with four Fab molecules Deposited 2015-05-20	Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Other combination Heteromer；Protein × 10 PDB declaration: decameric	Chain B 1–106（106 aa）	Not recorded	NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；293 K；Crystals were produced by vapour diffusion using 1 microlitre of the complex (2.6 mg/ml) in 10 mM HEPES (pH 7.5), 0.02% sodium azide and 10% D-trehalose solution and 1 microlitres of well solution containing 10% PEG 8000, 0.1 M MES (pH 6.5) and 0.1 M MgAc2.	Resolution 3.30 Å R-free 0.237
6FAB THREE-DIMENSIONAL STRUCTURE OF MURINE ANTI-P-AZOPHENYLARSONATE FAB 36-71. 1. X-RAY CRYSTALLOGRAPHY, SITE-DIRECTED MUTAGENESIS, AND MODELING OF THE COMPLEX WITH HAPTEN Deposited 1991-01-17	Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain L 1–106（106 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 1.90 Å
8XKK Ckappa domain of mouse immunoglobulin Deposited 2023-12-23	Different construct Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 2–106（105 aa）	Not recorded	No recorded non-water small molecule	SOLUTION NMR NMR measurement conditions pH 6；298 K；Ionic strength (raw mmCIF value) Not defined；Pressure 1 NMR sample composition 1.6 mM [U-13C; U-15N] Ckappa domain of mouse immunoglobulin, 5 mM NaPi, 50 mM sodium chloride, 95% H2O/5% D2O \| 95% H2O/5% D2O NMR sample composition 1.6 mM [U-13C; U-15N] Ckappa domain of mouse immunoglobulin, 95% H2O/5% D2O \| 95% H2O/5% D2O NMR sample composition 1.6 mM [U-13C; U-15N] Ckappa domain of mouse immunoglobulin, 95% H2O/5% D2O \| 95% H2O/5% D2O	Resolution not provided

25 other PDB entries and 33 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	KAC_MOUSE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain L； PDBConstruct 109–214； UniProt 1–106

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.

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

Download Download SAXS (.dat) P(r) (.pr.out) CIF

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	2f19
Deposition date deposition_date	1992-05-27
Structure title title	THREE-DIMENSIONAL STRUCTURE OF TWO CRYSTAL FORMS OF FAB R19.9, FROM A MONOCLONAL ANTI-ARSONATE ANTIBODY
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	25.97 Å
Radius of gyration Rg (electron density) rg_electron	25.07 Å
Forward intensity I(0) i0	39043900.00
Molecular weight molecular_weight	47218.0 kDa
Excluded volume excluded_volume	58521 Å³
Envelope volume envelope_volume	72633 Å³
Hydration-shell volume shell_volume	24538 Å³
Envelope diameter envelope_diameter	83.4 Å
Shell Rg shell_rg	31.89 Å
Envelope Rg envelope_rg	24.59 Å
Shape Rg shape_rg	25.05 Å
Total Rg total_rg	25.86 Å
Total atoms total_atoms	3320
Residues n_residues	435
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	79.8 Å
Rg (real space) rg_real	25.96 Å
Rg uncertainty (real space) rg_real_error	0.49 Å
I(0) (real space) i0_real	3.9040e+07
I(0) uncertainty (real space) i0_real_error	5.5440e+05
Rg (reciprocal space) rg_reciprocal	25.96 Å
I(0) (reciprocal space) i0_reciprocal	39040000.0000
Solution quality estimate total_estimate	0.9139
Solution quality rating solution_quality	EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	27.5 Å
Skewness Skewness skewness	0.252
Kurtosis Kurtosis kurtosis	-0.605
Angular range angular_range	— – 0.3050 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	6742000.0000
Real-space data points n_real_points	62
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.976; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.986; Smooth: 0.964

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Description description	IGG2B-KAPPA R19.9 FAB (LIGHT CHAIN)
Molecular weight formula_weight	23690.0 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L
Atom count atom_count	3320

DIQMTQTTSSLSASLGDRVTISCRASQDISNYLNWYQQKPDGTVKLLIYYTSRLHSGVPSRFSGSGSGTDYSLTISNLEHEDIATYFCQQGSTLPRTFGGGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC

来源 Source

来源生物 organism	Mus musculus
通用名 common_name	house mouse
NCBI Class编号 ncbi_taxonomy_id	10090

Entity 2 Entity 2 polymer

Description description	IGG2B-KAPPA R19.9 FAB (HEAVY CHAIN)
Molecular weight formula_weight	23566.3 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	H

QVQLQQSGAELVRAGSSVKMSCKASGYTFTSYGVNWVKQRPGQGLEWIGYINPGKGYLSYNEKFKGKTTLTVDRSSSTAYMQLRSLTSEDAAVYFCARSFYGGSDLAVYYFDSWGQGTTLTVSSAKTTPPSVYPLAPGCGDTTGSSVTLGCLVKGYFPESVTVTWNSGSLSSSVHTFPALLQSALYTMSSSVTVPSSTWPSQTVTCSVAHPASSTTVDKKL

来源 Source

来源生物 organism	Mus musculus
通用名 common_name	house mouse
NCBI Class编号 ncbi_taxonomy_id	10090

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7. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (5 domains)

Domain ID domain_id	d2f19h1
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	d2f19h2
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	d2f19h3
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	d2f19l1
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	d2f19l2
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	2f19H01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	2f19H02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	2f19L01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	2f19L02
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 (3)

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Unit-cell length a length_a	43.300 Å
Unit-cell length b length_b	80.800 Å
Unit-cell length c length_c	75.100 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	96.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	2

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

Resolution resolution	2.800 Å
Low-resolution limit resolution_low	— Å
R factor r_factor	—
R_work r_work	0.1820
R_free r_free	—

fit	/app/data/saxs_computation/f1/2f19/2f19.fit
pddf	/app/data/pr_computation/f1/2f19/2f19.pr.out
profile	/app/data/saxs_computation/f1/2f19/2f19.dat

THREE-DIMENSIONAL STRUCTURE OF TWO CRYSTAL FORMS OF FAB R19.9, FROM A MONOCLONAL ANTI-ARSONATE ANTIBODY

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

IGG2B-KAPPA R19.9 FAB (LIGHT CHAIN)

State in the Current Structure

Other States of the Same Protein in the Database

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

6. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

来源 Source

Entity 2 Entity 2 polymer

Polymer Polymer

来源 Source

7. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (5 domains)

CATH v4.4 (4 domains)

8. Citations (3)

9. Files and Curves (10)

Files (7)

Curves (3)