SAXSdb — 1rxd

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

protein tyrosine phosphatase type IVA, member 1; Protein tyrosine phosphatase IVA1

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	water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count
3	Protein monomer	Monomer	Protein 1	water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TP4A1_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–159； UniProt 2–160 Author chain B； PDBConstruct 1–159； UniProt 2–160 Author chain C； PDBConstruct 1–159； UniProt 2–160

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	1rxd
Deposition date deposition_date	2003-12-18
Structure title title	Crystal structure of human protein tyrosine phosphatase 4A1
Keywords keywords	;Structural Genomics, NYSGXRC, unknown function, PSI, Protein Structure Initiative, New York SGX Research Center for Structural Genomics ;; structural genomics, unknown function
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.

1rxd__assembly_3__model_1

Assembly 3 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1rxd__assembly_3__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1rxd__assembly_3__model_1 | P(r) · Pending

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

Rg（Guinier）	16.33 Å
Rg (electron density)	14.89 Å
Total Rg	16.14 Å
Atom count	1210
Residues	147
Excluded volume	21928 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1rxd__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`1rxd__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`1rxd__assembly_3__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)

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6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_id	d1rxda_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.45 — (Phosphotyrosine protein) phosphatases II
Superfamily Superfamily superfamily	c.45.1 — (Phosphotyrosine protein) phosphatases II
Family Family family	c.45.1.1 — Dual specificity phosphatase-like

Domain ID domain_id	d1rxdb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.45 — (Phosphotyrosine protein) phosphatases II
Superfamily Superfamily superfamily	c.45.1 — (Phosphotyrosine protein) phosphatases II
Family Family family	c.45.1.1 — Dual specificity phosphatase-like

Domain ID domain_id	d1rxdc_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.45 — (Phosphotyrosine protein) phosphatases II
Superfamily Superfamily superfamily	c.45.1 — (Phosphotyrosine protein) phosphatases II
Family Family family	c.45.1.1 — Dual specificity phosphatase-like

CATH v4.4 (3 domains)

Domain ID domain_id	1rxdA00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	190 — Protein-Tyrosine Phosphatase; Chain A
Homologous superfamily homologous superfamily	10 — Protein tyrosine phosphatase superfamily

Domain ID domain_id	1rxdB00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	190 — Protein-Tyrosine Phosphatase; Chain A
Homologous superfamily homologous superfamily	10 — Protein tyrosine phosphatase superfamily

Domain ID domain_id	1rxdC00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	190 — Protein-Tyrosine Phosphatase; Chain A
Homologous superfamily homologous superfamily	10 — Protein tyrosine phosphatase superfamily

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Unit-cell length a length_a	71.291 Å
Unit-cell length b length_b	105.568 Å
Unit-cell length c length_c	179.355 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	24

Space group space_group	C 2 2 21
Space-group number int_tables_number	20
Crystal system crystal_system	—

Resolution resolution	1.900 Å
Low-resolution limit resolution_low	25.000 Å
R factor r_factor	0.2260
R_work r_work	0.2230
R_free r_free	0.2420

Description description	protein tyrosine phosphatase type IVA, member 1; Protein tyrosine phosphatase IVA1
Molecular weight formula_weight	18427.9 kDa
Source method src_method	man
Copy count entity_count	3

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C
Atom count atom_count	3912

Crystal structure of human protein tyrosine phosphatase 4A1

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

protein tyrosine phosphatase type IVA, member 1; Protein tyrosine phosphatase IVA1

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

1rxd__assembly_3__model_1

1rxd__assembly_3__model_1 | I(q)

1rxd__assembly_3__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 water

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

CATH v4.4 (3 domains)

7. Citations (1)

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

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	266

Crystal structure of human protein tyrosine phosphatase 4A1

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

protein tyrosine phosphatase type IVA, member 1; Protein tyrosine phosphatase IVA1

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

1rxd__assembly_3__model_1

1rxd__assembly_3__model_1 | I(q)

1rxd__assembly_3__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 water

6. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

CATH v4.4 (3 domains)

7. Citations (1)