SAXSdb — 1yw4

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

Succinylglutamate desuccinylase

Chromobacterium violaceum

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ASTE_CHRVO
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–333； UniProt 1–333 Author chain B； PDBConstruct 1–333； UniProt 1–333

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	1yw4
Deposition date deposition_date	2005-02-17
Structure title title	Crystal Structure of the Succinylglutamate Desuccinylase from Chromobacterium violaceum, Northeast Structural Genomics Target CvR22.
Keywords keywords	;alpha-beta protein, Structural Genomics, PSI, Protein Structure Initiative, Northeast Structural Genomics Consortium, NESG, HYDROLASE ;; 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.

1yw4__assembly_1__model_1

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

Download this curve (.dat)

1yw4__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1yw4__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	31.89 Å
Rg (electron density)	31.52 Å
Total Rg	31.89 Å
Atom count	4855
Residues	620
Excluded volume	86034 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1yw4__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 (3)

Entity 1 Entity 1 polymer

Description description	Succinylglutamate desuccinylase
Molecular weight formula_weight	37870.0 kDa
EC 编号 ec_number	3.1.-.-
Source method src_method	man
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	5277

MTHSPSFLQHALSSSDTRAEWPLPGGLAARWLAPGCVELNGDARGADSVLLSCGVHGNETAPIEVVDGMLTDIAAGQLALNCRLLVMFANLDAIRQGVRYGNYDMNRLFNGAHARHPELPESVRAAELETLAAEFFAGARARKLHYDLHTAIRGSVFEKFAIYPFLHDGRTHKREQLAWLQRCGIEAVLLHTQPANTFSYFTSQYCEADAFTLELGKARPFGQNDLSRFSGIDGALRGLLSNPQANVPDLDEDKLPLFRAKYDLVKHSEAFKLNLADSVENFTLLPDGMLIAEDGAVRYQATGGEERILFPNPAVKPGLRAGIVVEPARLPSRLEHHHHHH

Source Source

Source organism organism	Chromobacterium violaceum
NCBI taxonomy ID ncbi_taxonomy_id	243365
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	ZINC ION
Molecular weight formula_weight	65.4 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	422

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1yw4a1
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.56 — Phosphorylase/hydrolase-like
Superfamily Superfamily superfamily	c.56.5 — Zn-dependent exopeptidases
Family Family family	c.56.5.7 — AstE/AspA-like

Domain ID domain_id	d1yw4b_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.56 — Phosphorylase/hydrolase-like
Superfamily Superfamily superfamily	c.56.5 — Zn-dependent exopeptidases
Family Family family	c.56.5.7 — AstE/AspA-like

CATH v4.4 (2 domains)

Domain ID domain_id	1yw4A00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

Domain ID domain_id	1yw4B00
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	630 — Aminopeptidase
Homologous superfamily homologous superfamily	10 — Zn peptidases

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Unit-cell length a length_a	62.950 Å
Unit-cell length b length_b	39.435 Å
Unit-cell length c length_c	131.585 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	94.74 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	4

Space group space_group	P 1 21 1
Space-group number int_tables_number	4
Crystal system crystal_system	—

Resolution resolution	2.000 Å
Low-resolution limit resolution_low	29.950 Å
R factor r_factor	0.2210
R_work r_work	0.2210
R_free r_free	0.2620

Crystal Structure of the Succinylglutamate Desuccinylase from Chromobacterium violaceum, Northeast Structural Genomics Target CvR22.

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

Succinylglutamate desuccinylase

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

1yw4__assembly_1__model_1

1yw4__assembly_1__model_1 | I(q)

1yw4__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)

Crystal Structure of the Succinylglutamate Desuccinylase from Chromobacterium violaceum, Northeast Structural Genomics Target CvR22.

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

Succinylglutamate desuccinylase

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

1yw4__assembly_1__model_1

1yw4__assembly_1__model_1 | I(q)

1yw4__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 (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 non-polymer

Entity 3 Entity 3 water

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)