SAXSdb — 3brg

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

Recombining binding protein suppressor of hairless

Mus musculus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein–DNA	Monomer	Protein 1 DNA 2	;DNA (5'-D(DAPDAPDTPDCPDTPDTPDTPDCPDCPDCPDAPDCPDAPDGPDT)-3') ; × 1 ;DNA (5'-D(DTPDTPDAPDCPDTPDGPDTPDGPDGPDGPDAPDAPDAPDGPDA)-3') ; × 1 1,2-ETHANEDIOL × 12 water × 3	Consistent with all polymers

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	SUH_MOUSE
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain C； PDBConstruct 6–427； UniProt 53–474

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	3brg
Deposition date deposition_date	2007-12-21
Structure title title	CSL (RBP-Jk) bound to DNA
Keywords keywords	;protein-DNA complex, signaling, transcription, Notch, Activator, Alternative splicing, DNA-binding, Notch signaling pathway, Nucleus, Repressor, Transcription regulation, DNA BINDING PROTEIN-DNA COMPLEX ;; DNA BINDING PROTEIN/DNA
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.

3brg__assembly_1__model_1

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

Download this curve (.dat)

3brg__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3brg__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	27.92 Å
Rg (electron density)	26.74 Å
Total Rg	27.44 Å
Atom count	3947
Residues	444
Excluded volume	68607 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3brg__assembly_1__model_1`	trimeric （3）	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	;DNA (5'-D(DAPDAPDTPDCPDTPDTPDTPDCPDCPDCPDAPDCPDAPDGP*DT)-3') ;
Molecular weight formula_weight	4503.9 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	A
Atom count atom_count	4081

AATCTTTCCCACAGT

Entity 2 Entity 2 polymer

Description description	;DNA (5'-D(DTPDTPDAPDCPDTPDGPDTPDGPDGPDGPDAPDAPDAPDGP*DA)-3') ;
Molecular weight formula_weight	4673.1 kDa
Source method src_method	syn
Copy count entity_count	1

Polymer Polymer

Polymer type type	polydeoxyribonucleotide
Chain IDs strand_id	B

TTACTGTGGGAAAGA

Entity 3 Entity 3 polymer

Description description	Recombining binding protein suppressor of hairless
Molecular weight formula_weight	48281.1 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	C

GPLGSPPKRLTREAMRNYLKERGDQTVLILHAKVAQKSYGNEKRFFCPPPCVYLMGSGWKKKKEQMERDGCSEQESQPCAFIGIGNSDQEMQQLNLEGKNYCTAKTLYISDSDKRKHFMLSVKMFYGNSDDIGVFLSKRIKVISKPSKKKQSLKNADLCIASGTKVALFNRLRSQTVSTRYLHVEGGNFHASSQQWGAFYIHLLDDDESEGEEFTVRDGYIHYGQTVKLVCSVTGMALPRLIIRKVDKQTALLDADDPVSQLHKCAFYLKDTERMYLCLSQERIIQFQATPCPKEQNKEMINDGASWTIISTDKAEYTFYEGMGPVLAPVTPVPVVESLQLNGGGDVAMLELTGQNFTPNLRVWFGDVEAETMYRCGESMLCVVPDISAFREGWRWVRQPVQVPVTLVRNDGVIYSTSLTFTYTPEP

Source Source

Source organism organism	Mus musculus
Common name common_name	house mouse
NCBI taxonomy ID ncbi_taxonomy_id	10090
Host organism host_organism	Escherichia coli

Entity 4 Entity 4 non-polymer

Description description	1,2-ETHANEDIOL
Molecular weight formula_weight	62.1 kDa
Source method src_method	syn
Copy count entity_count	12

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	134

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6. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d3brgc1
Class class	b — All beta proteins
Fold Fold fold	b.42 — beta-Trefoil
Superfamily Superfamily superfamily	b.42.7 — DNA-binding protein LAG-1 (CSL)
Family Family family	b.42.7.0 — automated matches

Domain ID domain_id	d3brgc2
Class class	b — All beta proteins
Fold Fold fold	b.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamily	b.1.18 — E set domains
Family Family family	b.1.18.0 — automated matches

CATH v4.4 (3 domains)

Domain ID domain_id	3brgC01
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	1450 — LAG1, DNA binding domain

Domain ID domain_id	3brgC02
Class class	2 — Mainly Beta
Architecture architecture	80 — Trefoil
Topology topology	10 — Trefoil (Acidic Fibroblast Growth Factor, subunit A)
Homologous superfamily homologous superfamily	50 —

Domain ID domain_id	3brgC03
Class class	2 — Mainly Beta
Architecture architecture	60 — Sandwich
Topology topology	40 — Immunoglobulin-like
Homologous superfamily homologous superfamily	10 — Immunoglobulins

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Unit-cell length a length_a	66.769 Å
Unit-cell length b length_b	95.388 Å
Unit-cell length c length_c	113.695 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	4

Space group space_group	P 21 21 2
Space-group number int_tables_number	18
Crystal system crystal_system	—

Resolution resolution	2.200 Å
Low-resolution limit resolution_low	32.060 Å
R factor r_factor	0.2208
R_work r_work	0.2189
R_free r_free	0.2551

CSL (RBP-Jk) bound to DNA

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

Recombining binding protein suppressor of hairless

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

3brg__assembly_1__model_1

3brg__assembly_1__model_1 | I(q)

3brg__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

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (2 domains)

CATH v4.4 (3 domains)

7. Citations (1)

CSL (RBP-Jk) bound to DNA

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

Recombining binding protein suppressor of hairless

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

3brg__assembly_1__model_1

3brg__assembly_1__model_1 | I(q)

3brg__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

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

Entity 4 Entity 4 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 5 domains

SCOP 2.08 (2 domains)

CATH v4.4 (3 domains)

7. Citations (1)