SAXSdb — 7k79

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

Centromere DNA-binding protein complex CBF3 subunit C

Saccharomyces cerevisiae (strain ATCC 204508 / S288c)

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Centromere DNA-binding protein complex CBF3 subunit B × 2 （P40969） Suppressor of kinetochore protein 1 × 1 （P52286）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CBF3C_YEAST
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain K； PDBConstruct 3–479； UniProt 2–478

Centromere DNA-binding protein complex CBF3 subunit B

Saccharomyces cerevisiae (strain ATCC 204508 / S288c)

UniProt P40969

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Centromere DNA-binding protein complex CBF3 subunit C × 1 （P35203） Suppressor of kinetochore protein 1 × 1 （P52286）	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	2
Chains and sequence ranges	Author chain L； PDBConstruct 1–608； UniProt 1–608 Author chain O； PDBConstruct 1–608； UniProt 1–608

Suppressor of kinetochore protein 1

Saccharomyces cerevisiae (strain ATCC 204508 / S288c)

UniProt P52286

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 4	Centromere DNA-binding protein complex CBF3 subunit C × 1 （P35203） Centromere DNA-binding protein complex CBF3 subunit B × 2 （P40969）	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	SKP1_YEAST
Isoform	—
PDB entities	3
Chains and sequence ranges	Author chain N； PDBConstruct 1–194； UniProt 1–194

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	7k79
Deposition date deposition_date	2020-09-22
Structure title title	CBF3
Keywords keywords	CBF3, DNA BINDING PROTEIN; DNA BINDING PROTEIN
Experimental Method method	ELECTRON MICROSCOPY

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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.

7k79__assembly_1__model_1

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

Download this curve (.dat)

7k79__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7k79__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	39.29 Å
Rg (electron density)	38.51 Å
Total Rg	38.98 Å
Atom count	13272
Residues	1601
Excluded volume	238800 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7k79__assembly_1__model_1`	tetrameric （4）	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 (3)

Entity 1 Entity 1 polymer

Description description	Centromere DNA-binding protein complex CBF3 subunit C
Molecular weight formula_weight	60900.0 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	K
Atom count atom_count	13272

MGPSFNPVRFLELPIDIRKEVYFHLDGNFCGAHPYPIDILYKSNDVELPGKPSYKRSKRSKKLLRYMYPVFATYLNIFEYSPQLIEKWLEYAFWLRYDCLVLDCFKVNHLYDGTLIDALEWTYLDNELRLAYFNKASMLEVWYTFKEYKKWVIDSVAFDELDLLNVSNIQFNIDNLTPQLVDKCLSILEQKDLFATIGEVQFGQDEEVGEEKDVDVSGANSDENSSPSSTIKNKKRSASKRSHSDNGNVGATHNQLTSISVIRTIRSMESMKSLRKITVRGEKLYELLINFHGFRDNPGKTISYIVKRRINEIRLSRMNQISRTGLADFTRWDNLQKLVLSRVAYIDLNSIVFPKNFKSLTMKRVSKIKWWNIEENILKELKVDKRTFKSLYIKEDDSKFTKFFNLRHTRIKELDKSEINQITYLRCQAIVWLSFRTLNHIKLQNVSEVFNNIIVPRALFDSKRVEIYRCEKISQVLVIGSRSGSENLYFQGSKRRWKKNFIAVSAANRFKKISSSGAL

Source Source

Source organism organism	Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Common name common_name	;Baker's yeast ;
NCBI taxonomy ID ncbi_taxonomy_id	559292
Host organism host_organism	Saccharomyces cerevisiae

Entity 2 Entity 2 polymer

Description description	Centromere DNA-binding protein complex CBF3 subunit B
Molecular weight formula_weight	72637.1 kDa
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	L,O

MFNRTTQLKSKHPCSVCTRRKVKCDRMIPCGNCRKRGQDSECMKSTKLITASSSKEYLPDLLLFWQNYEYWITNIGLYKTKQRDLTRTPANLDTDTEECMFWMNYLQKDQSFQLMNFAMENLGALYFGSIGDISELYLRVEQYWDRRADKNHSVDGKYWDALIWSVFTMCIYYMPVEKLAEIFSVYPLHEYLGSNKRLNWEDGMQLVMCQNFARCSLFQLKQCDFMAHPDIRLVQAYLILATTTFPYDEPLLANSLLTQCIHTFKNFHVDDFRPLLNDDPVESIAKVTLGRIFYRLCGCDYLQSGPRKPIALHTEVSSLLQHAAYLQDLPNVDVYREENSTEVLYWKIISLDRDLDQYLNKSSKPPLKTLDAIRRELDIFQYKVDSLEEDFRSNNSRFQKFIALFQISTVSWKLFKMYLIYYDTADSLLKVIHYSKVIISLIVNNFHAKSEFFNRHPMVMQTITRVVSFISFYQIFVESAAVKQLLVDLTELTANLPTIFGSKLDKLVYLTERLSKLKLLWDKVQLLDSGDSFYHPVFKILQNDIKIIELKNDEMFSLIKGLGSLVPLNKLRQESLLEEEDENNTEPSDFRTIVEEFQSEYNISDILSGSGGSGENLYFQ

Source Source

Source organism organism	Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Common name common_name	;Baker's yeast ;
NCBI taxonomy ID ncbi_taxonomy_id	559292
Host organism host_organism	Saccharomyces cerevisiae

Entity 3 Entity 3 polymer

Description description	Suppressor of kinetochore protein 1
Molecular weight formula_weight	22357.3 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	N

MVTSNVVLVSGEGERFTVDKKIAERSLLLKNYLNDMHDSNLQNNSDSESDSDSETNHKSKDNNNGDDDDEDDDEIVMPVPNVRSSVLQKVIEWAEHHRDSNFPDEDDDDSRKSAPVDSWDREFLKVDQEMLYEIILAANYLNIKPLLDAGCKVVAEMIRGRSPEEIRRTFNIVNDFTPEEEAAIRRENEWAEDR

Source Source

Source organism organism	Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Common name common_name	;Baker's yeast ;
NCBI taxonomy ID ncbi_taxonomy_id	559292
Host organism host_organism	Saccharomyces cerevisiae

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 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	—

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	4.00 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	115666

CBF3

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

Centromere DNA-binding protein complex CBF3 subunit C

State in the Current Structure

Other States of the Same Protein in the Database

Centromere DNA-binding protein complex CBF3 subunit B

State in the Current Structure

Other States of the Same Protein in the Database

Suppressor of kinetochore protein 1

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

7k79__assembly_1__model_1

7k79__assembly_1__model_1 | I(q)

7k79__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

7. Citations (1)

CBF3

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

Centromere DNA-binding protein complex CBF3 subunit C

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

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

Suppressor of kinetochore protein 1

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

7k79__assembly_1__model_1

7k79__assembly_1__model_1 | I(q)

7k79__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 polymer

Polymer Polymer

Source Source

7. Citations (1)