SAXSdb — 5ebt

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

Tankyrase-1

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	(R,R)-2,3-BUTANEDIOL × 1 ;4-[bis(fluoranyl)-[3-[[(6~{S})-6-methyl-3-(trifluoromethyl)-6,8-dihydro-5~{H}-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]carbonyl]phenyl]methyl]-2~{H}-phthalazin-1-one ; × 1 ZINC ION × 1 water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	;4-[bis(fluoranyl)-[3-[[(6~{S})-6-methyl-3-(trifluoromethyl)-6,8-dihydro-5~{H}-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]carbonyl]phenyl]methyl]-2~{H}-phthalazin-1-one ; × 1 ZINC ION × 1 water × 1	Consistent with protein count
3	Protein monomer	Monomer	Protein 1	(R,R)-2,3-BUTANEDIOL × 1 ;4-[bis(fluoranyl)-[3-[[(6~{S})-6-methyl-3-(trifluoromethyl)-6,8-dihydro-5~{H}-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]carbonyl]phenyl]methyl]-2~{H}-phthalazin-1-one ; × 1 ZINC ION × 1 water × 1	Consistent with protein count
4	Protein monomer	Monomer	Protein 1	;4-[bis(fluoranyl)-[3-[[(6~{S})-6-methyl-3-(trifluoromethyl)-6,8-dihydro-5~{H}-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]carbonyl]phenyl]methyl]-2~{H}-phthalazin-1-one ; × 1 ZINC ION × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TNKS1_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–210； UniProt 1106–1314 Author chain B； PDBConstruct 2–210； UniProt 1106–1314 Author chain C； PDBConstruct 2–210； UniProt 1106–1314 Author chain D； PDBConstruct 2–210； UniProt 1106–1314

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	5ebt
Deposition date deposition_date	2015-10-19
Structure title title	Tankyrase 1 with Phthalazinone 2
Keywords keywords	Tankyrase, PARP, Centrosome clustering, oncology, Transferase-Transferase Inhibitor complex; Transferase/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.

5ebt__assembly_1__model_1

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

Download this curve (.dat)

5ebt__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5ebt__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	18.18 Å
Rg (electron density)	17.01 Å
Total Rg	18.13 Å
Atom count	1738
Residues	210
Excluded volume	30552 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5ebt__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`5ebt__assembly_2__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
3	1	`5ebt__assembly_3__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
4	1	`5ebt__assembly_4__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 (5)

Entity 1 Entity 1 polymer

Description description	Tankyrase-1
Molecular weight formula_weight	24140.4 kDa
EC 编号 ec_number	2.4.2.30
Source method src_method	man
Copy count entity_count	4

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	7283

MTILLDLAPEDKEYQSVEEEMQSTIREHRDGGNAGGIFNRYNVIRIQKVVNKKLRERFCHRQKEVSEENHNHHNERMLFHGSPFINAIIHKGFDERHAYIGGMFGAGIYFAENSSKSNQYVYGIGGGTGCPTHKDRSCYICHRQMLFCRVTLGKSFLQFSTIKMAHAPPGHHSVIGRPSVNGLAYAEYVIYRGEQAYPEYLITYQIMKPE

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	(R,R)-2,3-BUTANEDIOL
Molecular weight formula_weight	90.1 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 non-polymer

Description description	;4-[bis(fluoranyl)-[3-[[(6~{S})-6-methyl-3-(trifluoromethyl)-6,8-dihydro-5~{H}-[1,2,4]triazolo[4,3-a]pyrazin-7-yl]carbonyl]phenyl]methyl]-2~{H}-phthalazin-1-one ;
Molecular weight formula_weight	504.4 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	378

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6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id	5ebtA00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	228 — Phosphoenolpyruvate Carboxykinase; domain 3
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	5ebtB00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	228 — Phosphoenolpyruvate Carboxykinase; domain 3
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	5ebtC00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	228 — Phosphoenolpyruvate Carboxykinase; domain 3
Homologous superfamily homologous superfamily	10 —

Domain ID domain_id	5ebtD00
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	228 — Phosphoenolpyruvate Carboxykinase; domain 3
Homologous superfamily homologous superfamily	10 —

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Unit-cell length a length_a	54.733 Å
Unit-cell length b length_b	151.189 Å
Unit-cell length c length_c	57.224 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	96.28 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

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

Resolution resolution	2.240 Å
Low-resolution limit resolution_low	18.350 Å
R factor r_factor	0.1729
R_work r_work	0.1710
R_free r_free	0.2078

Tankyrase 1 with Phthalazinone 2

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

Tankyrase-1

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

5ebt__assembly_1__model_1

5ebt__assembly_1__model_1 | I(q)

5ebt__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 (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)

Tankyrase 1 with Phthalazinone 2

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

Tankyrase-1

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

5ebt__assembly_1__model_1

5ebt__assembly_1__model_1 | I(q)

5ebt__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 (5)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)