SAXSdb — 2ybd

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

HYDROLASE, HALOACID DEHALOGENASE-LIKE FAMILY

PSEUDOMONAS FLUORESCENS PF-5

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	MAGNESIUM ION × 2 PHOSPHATE ION × 4 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q4K5L5_PSEF5
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–197； UniProt 1–197

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	2ybd
Deposition date deposition_date	2011-03-03
Structure title title	Crystal structure of probable had family hydrolase from pseudomonas fluorescens pf-5 with bound phosphate
Keywords keywords	HYDROLASE, PSI; HYDROLASE
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.

2ybd__assembly_1__model_1

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

Download this curve (.dat)

2ybd__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2ybd__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	25.21 Å
Rg (electron density)	24.33 Å
Total Rg	25.10 Å
Atom count	3036
Residues	386
Excluded volume	53458 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2ybd__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	HYDROLASE, HALOACID DEHALOGENASE-LIKE FAMILY
Molecular weight formula_weight	22770.1 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	1782

MSLSEIKHWVFDMDGTLTIAVHDFAAIREALSIPAEDDILTHLAALPADESAAKHAWLLEHERDLAQGSRPAPGAVELVRELAGRGYRLGILTRNARELAHVTLEAIGLADCFAEADVLGRDEAPPKPHPGGLLKLAEAWDVSPSRMVMVGDYRFDLDCGRAAGTRTVLVNLPDNPWPELTDWHARDCAQLRDLLSAEGHHHHHH

Source Source

Source organism organism	PSEUDOMONAS FLUORESCENS PF-5
NCBI taxonomy ID ncbi_taxonomy_id	220664
Host organism host_organism	ESCHERICHIA COLI

Entity 2 Entity 2 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 non-polymer

Description description	PHOSPHATE ION
Molecular weight formula_weight	95.0 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	229

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id	2ybdA01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	1000 — HAD superfamily/HAD-like

Domain ID domain_id	2ybdA02
Class class	1 — Mainly Alpha
Architecture architecture	10 — Orthogonal Bundle
Topology topology	260 — 434 Repressor (Amino-terminal Domain)
Homologous superfamily homologous superfamily	80 —

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Unit-cell length a length_a	65.978 Å
Unit-cell length b length_b	65.978 Å
Unit-cell length c length_c	250.400 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	12

Space group space_group	P 61 2 2
Space-group number int_tables_number	178
Crystal system crystal_system	—

Resolution resolution	2.001 Å
Low-resolution limit resolution_low	32.989 Å
R factor r_factor	0.1730
R_work r_work	0.1707
R_free r_free	0.2177

Crystal structure of probable had family hydrolase from pseudomonas fluorescens pf-5 with bound phosphate

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

HYDROLASE, HALOACID DEHALOGENASE-LIKE FAMILY

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

2ybd__assembly_1__model_1

2ybd__assembly_1__model_1 | I(q)

2ybd__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

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)

Crystal structure of probable had family hydrolase from pseudomonas fluorescens pf-5 with bound phosphate

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

HYDROLASE, HALOACID DEHALOGENASE-LIKE FAMILY

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

2ybd__assembly_1__model_1

2ybd__assembly_1__model_1 | I(q)

2ybd__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

6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

7. Citations (1)