SAXSdb — 2a0t

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

Serine/threonine-protein kinase RAD53

Saccharomyces cerevisiae

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	Hypothetical 73.8 kDa protein in SAS3-SEC17 intergenic region, residues 301-310 × 1 （P34217）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	RAD53_YEAST
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–151； UniProt 14–164

Hypothetical 73.8 kDa protein in SAS3-SEC17 intergenic region, residues 301-310

OrganismNot specified

UniProt P34217

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	Serine/threonine-protein kinase RAD53 × 1 （P22216）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	YBF1_YEAST
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–10； UniProt 301–310

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	2a0t
Deposition date deposition_date	2005-06-16
Structure title title	NMR structure of the FHA1 domain of Rad53 in complex with a biological relevant phosphopeptide derived from Madt1
Keywords keywords	FHA domain. Rad53, Mdt1, phosphothreonine, phosphoprotein, TRANSFERASE; TRANSFERASE
Experimental Method method	SOLUTION NMR

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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.

2a0t__assembly_1__model_12

Assembly 1 · Model 12 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2a0t__assembly_1__model_12 | I(q)

100 plotted points; both axes use logarithmic scales.

2a0t__assembly_1__model_12 | P(r) · Pending

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

Rg（Guinier）	19.13 Å
Rg (electron density)	18.05 Å
Total Rg	19.03 Å
Atom count	2581
Residues	160
Excluded volume	22835 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2a0t__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	2	`2a0t__assembly_1__model_2`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	3	`2a0t__assembly_1__model_3`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	4	`2a0t__assembly_1__model_4`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	5	`2a0t__assembly_1__model_5`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	6	`2a0t__assembly_1__model_6`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	7	`2a0t__assembly_1__model_7`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	8	`2a0t__assembly_1__model_8`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	9	`2a0t__assembly_1__model_9`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	10	`2a0t__assembly_1__model_10`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	11	`2a0t__assembly_1__model_11`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	12	`2a0t__assembly_1__model_12`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	13	`2a0t__assembly_1__model_13`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	14	`2a0t__assembly_1__model_14`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	15	`2a0t__assembly_1__model_15`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	16	`2a0t__assembly_1__model_16`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	17	`2a0t__assembly_1__model_17`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	18	`2a0t__assembly_1__model_18`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	19	`2a0t__assembly_1__model_19`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
1	20	`2a0t__assembly_1__model_20`	dimeric （2）	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	Serine/threonine-protein kinase RAD53
Molecular weight formula_weight	17093.5 kDa
EC 编号 ec_number	2.7.1.37
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A
Atom count atom_count	51620

ATQRFLIEKFSQEQIGENIVCRVICTTGQIPIRDLSADISQVLKEKRSIKKVWTFGRNPACDYHLGNISRLSNKHFQILLGEDGNLLLNDISTNGTWLNGQKVEKNSNQLLSQGDEITVGVGVESDILSLVIFINDKFKQCLEQNKVDRIR

Source Source

Source organism organism	Saccharomyces cerevisiae
Common name common_name	;baker's yeast ;
NCBI taxonomy ID ncbi_taxonomy_id	4932
Host organism host_organism	Escherichia coli BL21(DE3)

Entity 2 Entity 2 polymer

Description description	Hypothetical 73.8 kDa protein in SAS3-SEC17 intergenic region, residues 301-310
Molecular weight formula_weight	1246.2 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

NDPDTLEIYS

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_id	d2a0ta1
Class class	b — All beta proteins
Fold Fold fold	b.26 — SMAD/FHA domain
Superfamily Superfamily superfamily	b.26.1 — SMAD/FHA domain
Family Family family	b.26.1.2 — FHA domain

CATH v4.4 (1 domains)

Domain ID domain_id	2a0tA00
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	200 — Tumour Suppressor Smad4
Homologous superfamily homologous superfamily	20 —

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 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	1

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

NMR structure of the FHA1 domain of Rad53 in complex with a biological relevant phosphopeptide derived from Madt1

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

Serine/threonine-protein kinase RAD53

State in the Current Structure

Other States of the Same Protein in the Database

Hypothetical 73.8 kDa protein in SAS3-SEC17 intergenic region, residues 301-310

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

2a0t__assembly_1__model_12

2a0t__assembly_1__model_12 | I(q)

2a0t__assembly_1__model_12 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

CATH v4.4 (1 domains)

7. Citations (2)

NMR structure of the FHA1 domain of Rad53 in complex with a biological relevant phosphopeptide derived from Madt1

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

Serine/threonine-protein kinase RAD53

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Hypothetical 73.8 kDa protein in SAS3-SEC17 intergenic region, residues 301-310

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

2a0t__assembly_1__model_12

2a0t__assembly_1__model_12 | I(q)

2a0t__assembly_1__model_12 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

5. Entities and Polymers Entities & Polymers (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

CATH v4.4 (1 domains)

7. Citations (2)