SAXSdb — 4rs1

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

Granulocyte-macrophage colony-stimulating factor receptor subunit alpha

Homo sapiens

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 B； UniProt 35–315	Fragment：Extracellular domain residues 35-315 Mutation：N27Q, N35Q, N80Q	Granulocyte-macrophage colony-stimulating factor × 1 （P04141） NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, HANGING DROP；pH 6.3；293 K；22% PEG8000, 1% MPD, 5MM DITHIOTHREITOL, 100MM IMIDAZOLE, PH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 2.68 Å R-free 0.287

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 4RS1	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
4NKQ Structure of a Cytokine Receptor Complex Deposited 2013-11-13	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain B 113–400（288 aa）	Mutation：N346Q	NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4	X-RAY DIFFRACTION X-ray crystallization conditions pH 7；293 K；100mM HEPES buffer (pH 7.0), 6%(v/v) PEG3350, 0.2M proline, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.30 Å R-free 0.273

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	CSF2R_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain B； PDBConstruct 1–281； UniProt 35–315

Granulocyte-macrophage colony-stimulating factor

Homo sapiens

UniProt P04141

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 A； UniProt 31–142	Fragment：RESIDUES 31-142	Granulocyte-macrophage colony-stimulating factor receptor subunit alpha × 1 （P15509） NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, HANGING DROP；pH 6.3；293 K；22% PEG8000, 1% MPD, 5MM DITHIOTHREITOL, 100MM IMIDAZOLE, PH 6.3, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 2.68 Å R-free 0.287

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 4RS1	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
1CSG Three-dimensional structure of recombinant human granulocyte-macrophage colony-stimulating factor Deposited 1992-11-23	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric	Chain A 18–144（127 aa） Chain B 18–144（127 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.70 Å
2GMF HUMAN GRANULOCYTE MACROPHAGE COLONY STIMULATING FACTOR Deposited 1996-04-24	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 18–144（127 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.40 Å
2GMF HUMAN GRANULOCYTE MACROPHAGE COLONY STIMULATING FACTOR Deposited 1996-04-24	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 18–144（127 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION mmCIF provides none of the parsed conditions	Resolution 2.40 Å
4NKQ Structure of a Cytokine Receptor Complex Deposited 2013-11-13	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 C 18–144（127 aa）	Not recorded	NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4	X-RAY DIFFRACTION X-ray crystallization conditions pH 7；293 K；100mM HEPES buffer (pH 7.0), 6%(v/v) PEG3350, 0.2M proline, VAPOR DIFFUSION, HANGING DROP, temperature 293K	Resolution 3.30 Å R-free 0.273
5C7X Crystal structure of MOR04357, a neutralizing anti-human GM-CSF antibody Fab fragment in complex with human GM-CSF Deposited 2015-06-25	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 18–144（127 aa） Fragment：UNP residues 18-144	Not recorded	PGE TRIETHYLENE GLYCOL × 2 PEG DI(HYDROXYETHYL)ETHER × 1 PG6 1-(2-METHOXY-ETHOXY)-2-{2-[2-(2-METHOXY-ETHOXY]-ETHOXY}-ETHANE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.2；293 K；100 mM sodium acetate, pH 4.0-4.3, 39-42 % (w/v) PEG 400, 40 mg/mL protein	Resolution 2.95 Å R-free 0.276
5C7X Crystal structure of MOR04357, a neutralizing anti-human GM-CSF antibody Fab fragment in complex with human GM-CSF Deposited 2015-06-25	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain B 18–144（127 aa） Fragment：UNP residues 18-144	Not recorded	PEG DI(HYDROXYETHYL)ETHER × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.2；293 K；100 mM sodium acetate, pH 4.0-4.3, 39-42 % (w/v) PEG 400, 40 mg/mL protein	Resolution 2.95 Å R-free 0.276
5D70 Crystal structure of MOR03929, a neutralizing anti-human GM-CSF antibody Fab fragment in complex with human GM-CSF Deposited 2015-08-13	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 18–144（127 aa）	Not recorded	SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.75；293 K；100 mM Tris, pH 8.75, 200 mM LiSO4, 25-28 % (w/v) PEG 3350, 28mg/mL protein	Resolution 2.06 Å R-free 0.222
5D71 Crystal structure of MOR04302, a neutralizing anti-human GM-CSF antibody Fab fragment in complex with human GM-CSF Deposited 2015-08-13	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 1–127（127 aa）	Not recorded	PEG DI(HYDROXYETHYL)ETHER × 1 SO4 SULFATE ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.2；293 K；100 mM sodium acetate, pH 4.0-4.3, 39-42 % (w/v) PEG 400, 35 mg/mL protein	Resolution 2.25 Å R-free 0.219
5D72 Crystal structure of MOR04252, a neutralizing anti-human GM-CSF antibody Fab fragment in complex with human GM-CSF Deposited 2015-08-13	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 1–127（127 aa）	Not recorded	PEG DI(HYDROXYETHYL)ETHER × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.2；293 K；100 mM sodium acetate, pH 4.0-4.3, 39-42 % (w/v) PEG 400, 30 mg/mL protein	Resolution 2.60 Å R-free 0.266
5D72 Crystal structure of MOR04252, a neutralizing anti-human GM-CSF antibody Fab fragment in complex with human GM-CSF Deposited 2015-08-13	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain B 1–127（127 aa）	Not recorded	PEG DI(HYDROXYETHYL)ETHER × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.2；293 K；100 mM sodium acetate, pH 4.0-4.3, 39-42 % (w/v) PEG 400, 30 mg/mL protein	Resolution 2.60 Å R-free 0.266
6BFQ The mechanism of GM-CSF inhibition by human GM-CSF auto-antibodies Deposited 2017-10-26	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 K 18–144（127 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；283.15 K；0.16 M Calcium acetate, 14.4% PEG8000, 0.08 M Sodium Cacodylate pH 6.5 and 20% glycerol	Resolution 2.60 Å R-free 0.264
6BFQ The mechanism of GM-CSF inhibition by human GM-CSF auto-antibodies Deposited 2017-10-26	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain I 18–144（127 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；283.15 K；0.16 M Calcium acetate, 14.4% PEG8000, 0.08 M Sodium Cacodylate pH 6.5 and 20% glycerol	Resolution 2.60 Å R-free 0.264
6BFQ The mechanism of GM-CSF inhibition by human GM-CSF auto-antibodies Deposited 2017-10-26	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain G 18–144（127 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；283.15 K；0.16 M Calcium acetate, 14.4% PEG8000, 0.08 M Sodium Cacodylate pH 6.5 and 20% glycerol	Resolution 2.60 Å R-free 0.264
6BFQ The mechanism of GM-CSF inhibition by human GM-CSF auto-antibodies Deposited 2017-10-26	Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 4 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain J 18–144（127 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；283.15 K；0.16 M Calcium acetate, 14.4% PEG8000, 0.08 M Sodium Cacodylate pH 6.5 and 20% glycerol	Resolution 2.60 Å R-free 0.264
6BFS The mechanism of GM-CSF inhibition by human GM-CSF auto-antibodies Deposited 2017-10-26	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 C 18–144（127 aa）	Not recorded	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；283.15 K；0. 2 M Sodium Chloride, 20% PEG 8000, 0.1 M phosphate Citrate 4.5	Resolution 2.00 Å R-free 0.248
9JKR human GM-CSF with Fabs from autoantibodies, F1 and C. Deposited 2024-09-17	Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric	Chain I 18–144（127 aa）	Not recorded	No recorded non-water small molecule	ELECTRON MICROSCOPY cryo-EM buffer pH 7.5 cryo-EM vitrification conditions Cryogen ETHANE	Resolution 3.70 Å

10 other PDB entries and 16 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	CSF2_HUMAN
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain A； PDBConstruct 1–112； UniProt 31–142

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	4rs1
Deposition date deposition_date	2014-11-06
Structure title title	Crystal structure of receptor-cytokine complex
Keywords keywords	CYTOKINE, RECEPTOR, CYTOKINE RECEPTOR-CYTOKINE COMPLEX; CYTOKINE RECEPTOR/CYTOKINE
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	25.55 Å
Radius of gyration Rg (electron density) rg_electron	24.77 Å
Forward intensity I(0) i0	33582700.00
Molecular weight molecular_weight	43911.0 kDa
Excluded volume excluded_volume	54644 Å³
Envelope volume envelope_volume	68380 Å³
Hydration-shell volume shell_volume	24151 Å³
Envelope diameter envelope_diameter	99.7 Å
Shell Rg shell_rg	30.47 Å
Envelope Rg envelope_rg	25.25 Å
Shape Rg shape_rg	24.76 Å
Total Rg total_rg	25.45 Å
Total atoms total_atoms	3086
Residues n_residues	372
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	96.1 Å
Rg (real space) rg_real	25.67 Å
Rg uncertainty (real space) rg_real_error	1.08 Å
I(0) (real space) i0_real	3.3580e+07
I(0) uncertainty (real space) i0_real_error	5.8200e+05
Rg (reciprocal space) rg_reciprocal	25.63 Å
I(0) (reciprocal space) i0_reciprocal	33580000.0000
Solution quality estimate total_estimate	0.8215
Solution quality rating solution_quality	GOOD a GOOD solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	29.5 Å
Skewness Skewness skewness	0.537
Kurtosis Kurtosis kurtosis	0.145
Angular range angular_range	— – 0.3100 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	10080000.0000
Real-space data points n_real_points	63
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.631; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.812; Smooth: 0.969

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (5)

Entity 1 Entity 1 polymer

Description description	Granulocyte-macrophage colony-stimulating factor receptor subunit alpha
Molecular weight formula_weight	32873.0 kDa
Mutation mutation	N27Q, N35Q, N80Q
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B
Atom count atom_count	3106

SLNVRFDSRTMQLSWDCQEQTTFSKCFLTDKKNRVVEPRLSNNECSCTFREICLHEGVTFEVHVQTSQRGFQQKLLYPNSGREGTAAQNFSCFIYNADLMNCTWARGPTAPRDVQYFLYIRNSKRRREIRCPYYIQDSGTHVGCHLDNLSGLTSRNYFLVNGTSREIGIQFFDSLLDTKKIERFNPPSNVTVRCNTTHCLVRWKQPRTYQKLSYLDFQYQLDVHRKNTQPGTENLLINVSGDLENRYNFPSSEPRAKHSVKIRAADVRILNWSSWSEAIEF

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI Class编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	SPODOPTERA FRUGIPERDA

Entity 2 Entity 2 polymer

Description description	Granulocyte-macrophage colony-stimulating factor
Molecular weight formula_weight	12870.8 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A

EHVNAIQEARRLLNLSRDTAAEMNETVEVISEMFDLQEPTCLQTRLELYKQGLRGSLTKLKGPLTMMASHYKQHCPPTPETSCATQIITFESFKENLKDFLLVIPFDCWEPV

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI Class编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	ESCHERICHIA COLI

Entity 3 Entity 3 non-polymer

Description description	2-acetamido-2-deoxy-beta-D-glucopyranose
Molecular weight formula_weight	221.2 kDa
Source method src_method	man
Copy count entity_count	2

Entity 4 Entity 4 non-polymer

Description description	GLYCEROL
Molecular weight formula_weight	92.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	20

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7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (1 domains)

Domain ID domain_id	d4rs1a_
Class class	a — All alpha proteins
Fold Fold fold	a.26 — 4-helical cytokines
Superfamily Superfamily superfamily	a.26.1 — 4-helical cytokines
Family Family family	a.26.1.2 — Short-chain cytokines

CATH v4.4 (3 domains)

Domain ID domain_id	4rs1A00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	1250 — Growth Hormone; Chain: A;
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	4rs1B02
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

Domain ID domain_id	4rs1B03
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	49.801 Å
Unit-cell length b length_b	77.169 Å
Unit-cell length c length_c	117.741 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 2 21 21
Space-group number int_tables_number	18
Crystal system crystal_system	—

Resolution resolution	2.680 Å
Low-resolution limit resolution_low	38.020 Å
R factor r_factor	0.2280
R_work r_work	0.2250
R_free r_free	0.2870

fit	/app/data/saxs_computation/rs/4rs1/4rs1.fit
pddf	/app/data/pr_computation/rs/4rs1/4rs1.pr.out
profile	/app/data/saxs_computation/rs/4rs1/4rs1.dat

Crystal structure of receptor-cytokine complex

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

Granulocyte-macrophage colony-stimulating factor receptor subunit alpha

State in the Current Structure

Other States of the Same Protein in the Database

Granulocyte-macrophage colony-stimulating factor

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

Diffraction experiment Diffraction

6. Entities and Polymers Entities & Polymers (5)

Entity 1 Entity 1 polymer

Polymer Polymer

来源 Source

Entity 2 Entity 2 polymer

Polymer Polymer

来源 Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (1 domains)

CATH v4.4 (3 domains)

8. Citations (1)

9. Files and Curves (10)

Files (7)

Curves (3)