SAXSdb — 4yad

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

Transcription intermediary factor 1-alpha

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	ZINC ION × 2 2,4-dimethoxy-N-(1-methyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzenesulfonamide × 1 GLYCEROL × 1 CHLORIDE ION × 1 water × 1	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	ZINC ION × 2 2,4-dimethoxy-N-(1-methyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzenesulfonamide × 1 GLYCEROL × 1 CHLORIDE ION × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TIF1A_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–184； UniProt 824–1006 Author chain B； PDBConstruct 2–184； UniProt 824–1006

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	4yad
Deposition date deposition_date	2015-02-17
Structure title title	Crystal structure of TRIM24 PHD-bromodomain complexed with 2,4-dimethoxy-N-(1-methyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzene-1-sulfonamide (3b)
Keywords keywords	Center for Biomolecular Structure and Function, Bromodomain, TRIM24, inhibitor, TRANSCRIPTION-TRANSCRIPTION INHIBITOR complex; TRANSCRIPTION/TRANSCRIPTION 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.

4yad__assembly_1__model_1

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

Download this curve (.dat)

4yad__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

4yad__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	18.07 Å
Rg (electron density)	17.04 Å
Total Rg	18.04 Å
Atom count	1481
Residues	178
Excluded volume	26601 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`4yad__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`4yad__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 (6)

Entity 1 Entity 1 polymer

Description description	Transcription intermediary factor 1-alpha
Molecular weight formula_weight	21318.4 kDa
EC 编号 ec_number	6.3.2.-
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	3319

SPNEDWCAVCQNGGELLCCEKCPKVFHLSCHVPTLTNFPSGEWICTFCRDLSKPEVEYDCDAPSHNSEKKKTEGLVKLTPIDKRKCERLLLFLYCHEMSLAFQDPVPLTVPDYYKIIKNPMDLSTIKKRLQEDYSMYSKPEDFVADFRLIFQNCAEFNEPDSEVANAGIKLENYFEELLKNLYP

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

Entity 3 Entity 3 non-polymer

Description description	2,4-dimethoxy-N-(1-methyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzenesulfonamide
Molecular weight formula_weight	376.4 kDa
Source method src_method	syn
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	2

Entity 5 Entity 5 non-polymer

Description description	CHLORIDE ION
Molecular weight formula_weight	35.5 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 6 Entity 6 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	344

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6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id	4yadA01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	40 — Herpes Virus-1
Homologous superfamily homologous superfamily	10 — Zinc/RING finger domain, C3HC4 (zinc finger)

Domain ID domain_id	4yadA02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily	10 — Bromodomain-like

Domain ID domain_id	4yadB01
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	40 — Herpes Virus-1
Homologous superfamily homologous superfamily	10 — Zinc/RING finger domain, C3HC4 (zinc finger)

Domain ID domain_id	4yadB02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily	10 — Bromodomain-like

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Unit-cell length a length_a	89.350 Å
Unit-cell length b length_b	36.950 Å
Unit-cell length c length_c	129.280 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	110.03 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	—

Resolution resolution	1.730 Å
Low-resolution limit resolution_low	60.730 Å
R factor r_factor	0.1770
R_work r_work	0.1760
R_free r_free	0.2080

Crystal structure of TRIM24 PHD-bromodomain complexed with 2,4-dimethoxy-N-(1-methyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzene-1-sulfonamide (3b)

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

Transcription intermediary factor 1-alpha

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

4yad__assembly_1__model_1

4yad__assembly_1__model_1 | I(q)

4yad__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 (6)

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 non-polymer

Entity 6 Entity 6 water

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)

Crystal structure of TRIM24 PHD-bromodomain complexed with 2,4-dimethoxy-N-(1-methyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzene-1-sulfonamide (3b)

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

Transcription intermediary factor 1-alpha

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

4yad__assembly_1__model_1

4yad__assembly_1__model_1 | I(q)

4yad__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 (6)

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 non-polymer

Entity 6 Entity 6 water

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)