SAXSdb — 1oj5

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

STEROID RECEPTOR COACTIVATOR 1A

MUS MUSCULUS

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	SIGNAL TRANSDUCER AND ACTIVATOR OF TRANSCRIPTION 6 × 1 （P42226） IODIDE ION × 5 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	O61202
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 4–114； UniProt 257–367

SIGNAL TRANSDUCER AND ACTIVATOR OF TRANSCRIPTION 6

OrganismNot specified

UniProt P42226

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 2	STEROID RECEPTOR COACTIVATOR 1A × 1 （O61202） IODIDE ION × 5 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	STA6_HUMAN
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain B； PDBConstruct 1–14； UniProt 795–808

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	1oj5
Deposition date deposition_date	2003-07-02
Structure title title	Crystal structure of the Nco-A1 PAS-B domain bound to the STAT6 transactivation domain LXXLL motif
Keywords keywords	TRANSCRIPTIONAL COACTIVATOR, COMPLEX, LXXLL MOTIF, TRANSCRIPTIONAL REGULATION, STAT6, PAS DOMAIN, IL-4 STAT; TRANSCRIPTIONAL COACTIVATOR
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.

1oj5__assembly_1__model_1

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

Download this curve (.dat)

1oj5__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1oj5__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	15.13 Å
Rg (electron density)	13.82 Å
Total Rg	14.96 Å
Atom count	923
Residues	119
Excluded volume	16485 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1oj5__assembly_1__model_1`	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 (4)

Entity 1 Entity 1 polymer

Description description	STEROID RECEPTOR COACTIVATOR 1A
Molecular weight formula_weight	14811.8 kDa
Mutation mutation	YES
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	1052

GHMTGVESFMTKQDTTGKIISIDTSSLRAAGRTGWEDLVRKCIYAFFQPQGREPSYARQLFQEVMTRGTASSPSYRFILNDGTMLSAHTRCKLCYPQSPDMQPFIMGIHIIDREHSGLSPQDDTNSGMSIPR

Source Source

Source organism organism	MUS MUSCULUS
Common name common_name	MOUSE
NCBI taxonomy ID ncbi_taxonomy_id	10090
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 polymer

Description description	SIGNAL TRANSDUCER AND ACTIVATOR OF TRANSCRIPTION 6
Molecular weight formula_weight	1610.9 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	B

LPPTEQDLTKLLLE

Entity 3 Entity 3 non-polymer

Description description	IODIDE ION
Molecular weight formula_weight	126.9 kDa
Source method src_method	syn
Copy count entity_count	5

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	116

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_id	d1oj5a_
Class class	d — Alpha and beta proteins (a+b)
Fold Fold fold	d.110 — Profilin-like
Superfamily Superfamily superfamily	d.110.3 — PYP-like sensor domain (PAS domain)
Family Family family	d.110.3.8 — PAS domain of steroid receptor coactivator 1A, NCo-A1

CATH v4.4 (1 domains)

Domain ID domain_id	1oj5A00
Class class	3 — Alpha Beta
Architecture architecture	30 — 2-Layer Sandwich
Topology topology	450 — Beta-Lactamase
Homologous superfamily homologous superfamily	20 — PAS domain

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Unit-cell length a length_a	62.100 Å
Unit-cell length b length_b	62.100 Å
Unit-cell length c length_c	73.400 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 62
Space-group number int_tables_number	171
Crystal system crystal_system	—

Resolution resolution	2.210 Å
Low-resolution limit resolution_low	19.210 Å
R factor r_factor	0.1700
R_work r_work	0.1660
R_free r_free	0.2140

Crystal structure of the Nco-A1 PAS-B domain bound to the STAT6 transactivation domain LXXLL motif

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

STEROID RECEPTOR COACTIVATOR 1A

State in the Current Structure

Other States of the Same Protein in the Database

SIGNAL TRANSDUCER AND ACTIVATOR OF TRANSCRIPTION 6

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

1oj5__assembly_1__model_1

1oj5__assembly_1__model_1 | I(q)

1oj5__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

CATH v4.4 (1 domains)

7. Citations (3)

Crystal structure of the Nco-A1 PAS-B domain bound to the STAT6 transactivation domain LXXLL motif

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

STEROID RECEPTOR COACTIVATOR 1A

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

SIGNAL TRANSDUCER AND ACTIVATOR OF TRANSCRIPTION 6

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

1oj5__assembly_1__model_1

1oj5__assembly_1__model_1 | I(q)

1oj5__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 (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

CATH v4.4 (1 domains)

7. Citations (3)