SAXSdb — 2veq

▼

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

CENTROMERE DNA-BINDING PROTEIN COMPLEX CBF3 SUBUNIT B

SACCHAROMYCES CEREVISIAE

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	BETA-MERCAPTOETHANOL × 2 CACODYLATE ION × 2 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CBF3B_YEAST
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 5–565； UniProt 48–608

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	2veq
Deposition date deposition_date	2007-10-26
Structure title title	Insights into kinetochore-DNA interactions from the structure of Cep3p
Keywords keywords	;TRANSCRIPTION FACTOR, CELL CYCLE, ZINC, CEP3P, NUCLEUS, CENTROMERE, DNA-BINDING, PHOSPHORYLATION, CHROMOSOMAL PROTEIN, KINETOCHORE, CBF3 COMPLEX, METAL-BINDING ;; CELL CYCLE
Experimental Method method	X-RAY DIFFRACTION

▼

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.

2veq__assembly_1__model_1

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

Download this curve (.dat)

2veq__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2veq__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	32.91 Å
Rg (electron density)	32.31 Å
Total Rg	32.90 Å
Atom count	8654
Residues	1040
Excluded volume	155850 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2veq__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Description description	CENTROMERE DNA-BINDING PROTEIN COMPLEX CBF3 SUBUNIT B
Molecular weight formula_weight	66378.8 kDa
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	4405

GSHMLITASSSKEYLPDLLLFWQNYEYWITNIGLYKTKQRDLTRTPANLDTDTEECMFWMNYLQKDQSFQLMNFAMENLGALYFGSIGDISELYLRVEQYWDRRADKNHSVDGKYWDALIWSVFTMCIYYMPVEKLAEIFSVYPLHEYLGSNKRLNWEDGMQLVMCQNFARCSLFQLKQCDFMAHPDIRLVQAYLILATTTFPYDEPLLANSLLTQCIHTFKNFHVDDFRPLLNDDPVESIAKVTLGRIFYRLCGCDYLQSGPRKPIALHTEVSSLLQHAAYLQDLPNVDVYREENSTEVLYWKIISLDRDLDQYLNKSSKPPLKTLDAIRRELDIFQYKVDSLEEDFRSNNSRFQKFIALFQISTVSWKLFKMYLIYYDTADSLLKVIHYSKVIISLIVNNFHAKSEFFNRHPMVMQTITRVVSFISFYQIFVESAAVKQLLVDLTELTANLPTIFGSKLDKLVYLTERLSKLKLLWDKVQLLDSGDSFYHPVFKILQNDIKIIELKNDEMFSLIKGLGSLVPLNKLRQESLLEEEDENNTEPSDFRTIVEEFQSEYNISDILS

Source Source

Source organism organism	SACCHAROMYCES CEREVISIAE
Common name common_name	;BAKER'S YEAST ;
NCBI taxonomy ID ncbi_taxonomy_id	4932
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 non-polymer

Description description	BETA-MERCAPTOETHANOL
Molecular weight formula_weight	78.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 non-polymer

Description description	CACODYLATE ION
Molecular weight formula_weight	137.0 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	78

▶

Unit-cell length a length_a	83.737 Å
Unit-cell length b length_b	83.737 Å
Unit-cell length c length_c	231.368 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	8

Space group space_group	P 43 21 2
Space-group number int_tables_number	96
Crystal system crystal_system	—

Resolution resolution	2.490 Å
Low-resolution limit resolution_low	41.200 Å
R factor r_factor	0.2200
R_work r_work	0.2200
R_free r_free	0.2460

Insights into kinetochore-DNA interactions from the structure of Cep3p

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

CENTROMERE DNA-BINDING PROTEIN COMPLEX CBF3 SUBUNIT B

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

2veq__assembly_1__model_1

2veq__assembly_1__model_1 | I(q)

2veq__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 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

7. Citations (1)

Insights into kinetochore-DNA interactions from the structure of Cep3p

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

CENTROMERE DNA-BINDING PROTEIN COMPLEX CBF3 SUBUNIT B

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

2veq__assembly_1__model_1

2veq__assembly_1__model_1 | I(q)

2veq__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 non-polymer

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 water

7. Citations (1)