SAXSdb — 8stg

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

Fibroblast growth factor receptor 2

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	;N-{4-[(5P)-4-amino-5-{3-fluoro-4-[(4-methylpyrimidin-2-yl)oxy]phenyl}-7-methyl-7H-pyrrolo[2,3-d]pyrimidin-6-yl]phenyl}-2-methylpropanamide ; × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	;N-{4-[(5P)-4-amino-5-{3-fluoro-4-[(4-methylpyrimidin-2-yl)oxy]phenyl}-7-methyl-7H-pyrrolo[2,3-d]pyrimidin-6-yl]phenyl}-2-methylpropanamide ; × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	FGFR2_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 6–317； UniProt 458–769 Author chain B； PDBConstruct 6–317； UniProt 458–769

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	8stg
Deposition date deposition_date	2023-05-10
Structure title title	Discovery and clinical validation of RLY-4008, the first highly selective FGFR2 inhibitor with activity across FGFR2 alterations and resistance mutations
Keywords keywords	Relay Inhibitor, CYTOSOLIC PROTEIN, TRANSFERASE-INHIBITOR complex; TRANSFERASE/INHIBITOR
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.

8stg__assembly_1__model_1

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

Download this curve (.dat)

8stg__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

8stg__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	20.92 Å
Rg (electron density)	20.02 Å
Total Rg	20.88 Å
Atom count	4458
Residues	277
Excluded volume	40100 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`8stg__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`8stg__assembly_2__model_1`	monomeric （1）	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 (2)

Entity 1 Entity 1 polymer

Description description	Fibroblast growth factor receptor 2
Molecular weight formula_weight	36284.8 kDa
EC 编号 ec_number	2.7.10.1
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	8888

SHMGSPMLAGVSEYELPEDPKWEFPRDKLTLGKPLGEGCFGQVVMAEAVGIDKDKPKEAVTVAVKMLKDDATEKDLSDLVSEMEMMKMIGKHKNIINLLGACTQDGPLYVIVEYASKGNLREYLRARRPPGMEYSYDINRVPEEQMTFKDLVSCTYQLARGMEYLASQKCIHRDLAARNVLVTENNVMKIADFGLARDINNIDYYKKTTNGRLPVKWMAPEALFDRVYTHQSDVWSFGVLMWEIFTLGGSPYPGIPVEELFKLLKEGHRMDKPANCTNELYMMMRDCWHAVPSQRPTFKQLVEDLDRILTLTTNEEY

Source Source

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	;N-{4-[(5P)-4-amino-5-{3-fluoro-4-[(4-methylpyrimidin-2-yl)oxy]phenyl}-7-methyl-7H-pyrrolo[2,3-d]pyrimidin-6-yl]phenyl}-2-methylpropanamide ;
Molecular weight formula_weight	511.6 kDa
Source method src_method	syn
Copy count entity_count	2

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id	8stgA01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily	10 — Transferase(Phosphotransferase) domain 1

Domain ID domain_id	8stgB01
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	510 — Transferase(Phosphotransferase); domain 1
Homologous superfamily homologous superfamily	10 — Transferase(Phosphotransferase) domain 1

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Unit-cell length a length_a	62.510 Å
Unit-cell length b length_b	91.340 Å
Unit-cell length c length_c	129.620 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 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	orthorhombic

Resolution resolution	3.790 Å
Low-resolution limit resolution_low	56.300 Å
R factor r_factor	0.3073
R_work r_work	0.3070
R_free r_free	0.3106

Discovery and clinical validation of RLY-4008, the first highly selective FGFR2 inhibitor with activity across FGFR2 alterations and resistance mutations

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

Fibroblast growth factor receptor 2

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

8stg__assembly_1__model_1

8stg__assembly_1__model_1 | I(q)

8stg__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)

Discovery and clinical validation of RLY-4008, the first highly selective FGFR2 inhibitor with activity across FGFR2 alterations and resistance mutations

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

Fibroblast growth factor receptor 2

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

8stg__assembly_1__model_1

8stg__assembly_1__model_1 | I(q)

8stg__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)