SAXSdb — 3t92

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

HISTONE ACETYLTRANSFERASE P300 TAZ2-CCAAT/ENHANCER-BINDING PROTEIN EPSILON

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Monomer	Protein 1	ZINC ION × 3 ;3,3',3''-phosphanetriyltripropanoic acid ; × 1 TRIS(HYDROXYETHYL)AMINOMETHANE × 1 ACETONE × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	EP300_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–96； UniProt 1723–1818

HISTONE ACETYLTRANSFERASE P300 TAZ2-CCAAT/ENHANCER-BINDING PROTEIN EPSILON

Homo sapiens

UniProt Q15744

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Monomer	Protein 1	ZINC ION × 3 ;3,3',3''-phosphanetriyltripropanoic acid ; × 1 TRIS(HYDROXYETHYL)AMINOMETHANE × 1 ACETONE × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CEBPE_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 97–121； UniProt 37–61

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	3t92
Deposition date deposition_date	2011-08-02
Structure title title	Crystal structure of the Taz2:C/EBPepsilon-TAD chimera protein
Keywords keywords	Taz2 domain, zinc finger, transcription, 300/CBP, C/EBP proteins, TRANSFERASE; TRANSFERASE
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.

3t92__assembly_1__model_1

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

Download this curve (.dat)

3t92__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3t92__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	19.70 Å
Rg (electron density)	19.43 Å
Total Rg	19.84 Å
Atom count	907
Residues	113
Excluded volume	16235 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3t92__assembly_1__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	HISTONE ACETYLTRANSFERASE P300 TAZ2-CCAAT/ENHANCER-BINDING PROTEIN EPSILON
Molecular weight formula_weight	13442.6 kDa
EC 编号 ec_number	2.3.1.48
Mutation mutation	C1738A, C1746A, C1789A, C1790A,
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	1128

ATQSPGDSRRLSIQRAIQSLVHAAQCRNANCSLPSCQKMKRVVQHTKGCKRKTNGGCPICKQLIALAAYHAKHCQENKCPVPFCLNIKQKLRQQQLEASIDLSAYIESGEEQLLSDLFAVK

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	3

Entity 3 Entity 3 non-polymer

Description description	;3,3',3''-phosphanetriyltripropanoic acid ;
Molecular weight formula_weight	250.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 non-polymer

Description description	TRIS(HYDROXYETHYL)AMINOMETHANE
Molecular weight formula_weight	163.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 5 Entity 5 non-polymer

Description description	ACETONE
Molecular weight formula_weight	58.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 6 Entity 6 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	169

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6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id	3t92A00
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	1020 — CREB-binding Protein; Chain A
Homologous superfamily homologous superfamily	10 — TAZ domain

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Unit-cell length a length_a	47.860 Å
Unit-cell length b length_b	47.860 Å
Unit-cell length c length_c	104.130 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	6

Space group space_group	P 65
Space-group number int_tables_number	170
Crystal system crystal_system	—

Resolution resolution	1.500 Å
Low-resolution limit resolution_low	30.000 Å
R factor r_factor	0.1802
R_work r_work	0.1778
R_free r_free	0.2279

Crystal structure of the Taz2:C/EBPepsilon-TAD chimera protein

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

HISTONE ACETYLTRANSFERASE P300 TAZ2-CCAAT/ENHANCER-BINDING PROTEIN EPSILON

State in the Current Structure

Other States of the Same Protein in the Database

HISTONE ACETYLTRANSFERASE P300 TAZ2-CCAAT/ENHANCER-BINDING PROTEIN EPSILON

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

3t92__assembly_1__model_1

3t92__assembly_1__model_1 | I(q)

3t92__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) 1 domains

CATH v4.4 (1 domains)

7. Citations (1)

Crystal structure of the Taz2:C/EBPepsilon-TAD chimera protein

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

HISTONE ACETYLTRANSFERASE P300 TAZ2-CCAAT/ENHANCER-BINDING PROTEIN EPSILON

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

HISTONE ACETYLTRANSFERASE P300 TAZ2-CCAAT/ENHANCER-BINDING PROTEIN EPSILON

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

3t92__assembly_1__model_1

3t92__assembly_1__model_1 | I(q)

3t92__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) 1 domains

CATH v4.4 (1 domains)

7. Citations (1)