SAXSdb — 2gtr

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

Chromodomain Y-like protein

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 3	water × 3	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CDYL1_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–261； UniProt 338–598 Author chain B； PDBConstruct 1–261； UniProt 338–598 Author chain C； PDBConstruct 1–261； UniProt 338–598

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	2gtr
Deposition date deposition_date	2006-04-28
Structure title title	Human chromodomain Y-like protein
Keywords keywords	chromodomain Y-like protein, Structural Genomics, Structural Genomics Consortium, SGC, UNKNOWN FUNCTION; STRUCTURAL GENOMICS, UNKNOWN FUNCTION
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.

2gtr__assembly_1__model_1

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

Download this curve (.dat)

2gtr__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2gtr__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	28.21 Å
Rg (electron density)	27.03 Å
Total Rg	27.81 Å
Atom count	5939
Residues	766
Excluded volume	106600 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2gtr__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 (2)

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6. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (3 domains)

Domain ID domain_id	d2gtra_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.14 — ClpP/crotonase
Superfamily Superfamily superfamily	c.14.1 — ClpP/crotonase
Family Family family	c.14.1.3 — Crotonase-like

Domain ID domain_id	d2gtrb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.14 — ClpP/crotonase
Superfamily Superfamily superfamily	c.14.1 — ClpP/crotonase
Family Family family	c.14.1.3 — Crotonase-like

Domain ID domain_id	d2gtrc_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.14 — ClpP/crotonase
Superfamily Superfamily superfamily	c.14.1 — ClpP/crotonase
Family Family family	c.14.1.3 — Crotonase-like

CATH v4.4 (6 domains)

Domain ID domain_id	2gtrA01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — 2-enoyl-CoA Hydratase; Chain A, domain 1

Domain ID domain_id	2gtrA02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	12 — Lyase 2-enoyl-coa Hydratase; Chain A, domain 2
Homologous superfamily homologous superfamily	10 — Lyase 2-enoyl-coa Hydratase, Chain A, domain 2

Domain ID domain_id	2gtrB01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — 2-enoyl-CoA Hydratase; Chain A, domain 1

Domain ID domain_id	2gtrB02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	12 — Lyase 2-enoyl-coa Hydratase; Chain A, domain 2
Homologous superfamily homologous superfamily	10 — Lyase 2-enoyl-coa Hydratase, Chain A, domain 2

Domain ID domain_id	2gtrC01
Class class	3 — Alpha Beta
Architecture architecture	90 — Alpha-Beta Complex
Topology topology	226 — 2-enoyl-CoA Hydratase; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — 2-enoyl-CoA Hydratase; Chain A, domain 1

Domain ID domain_id	2gtrC02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	12 — Lyase 2-enoyl-coa Hydratase; Chain A, domain 2
Homologous superfamily homologous superfamily	10 — Lyase 2-enoyl-coa Hydratase, Chain A, domain 2

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Unit-cell length a length_a	76.207 Å
Unit-cell length b length_b	132.739 Å
Unit-cell length c length_c	100.361 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	102.92 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	12

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	—

Resolution resolution	1.900 Å
Low-resolution limit resolution_low	39.370 Å
R factor r_factor	0.1914
R_work r_work	0.1891
R_free r_free	0.2333

Description description	Chromodomain Y-like protein
Molecular weight formula_weight	29151.8 kDa
Source method src_method	man
Copy count entity_count	3

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C
Atom count atom_count	6497

Human chromodomain Y-like protein

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

Chromodomain Y-like protein

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

2gtr__assembly_1__model_1

2gtr__assembly_1__model_1 | I(q)

2gtr__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (3 domains)

CATH v4.4 (6 domains)

7. Citations (1)

Source organism organism	Homo sapiens
Common name common_name	human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	532

Human chromodomain Y-like protein

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

Chromodomain Y-like protein

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

2gtr__assembly_1__model_1

2gtr__assembly_1__model_1 | I(q)

2gtr__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 9 domains

SCOP 2.08 (3 domains)

CATH v4.4 (6 domains)

7. Citations (1)