SAXSdb — 1drt

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

CLAVAMINATE SYNTHASE 1

Streptomyces clavuligerus

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	5-AMINO-3-HYDROXY-2-(2-OXO-AZETIDIN-1-YL)-PENTANOIC ACID × 1 FE (II) ION × 1 2-OXOGLUTARIC ACID × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	CAS1_STRCL
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–324； UniProt 1–324

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	1drt
Deposition date deposition_date	2000-01-06
Structure title title	CRYSTAL STRUCTURE OF CLAVAMINATE SYNTHASE IN COMPLEX WITH FE(II), 2-OXOGLUTARATE AND PROCLAVAMINIC ACID
Keywords keywords	Oxygenase, Trifunctional Enzyme, CLAVAMINATE SYNTHASE 1, OXIDOREDUCTASE, LYASE; OXIDOREDUCTASE,LYASE
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.

1drt__assembly_1__model_1

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

Download this curve (.dat)

1drt__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1drt__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	19.83 Å
Rg (electron density)	18.75 Å
Total Rg	19.61 Å
Atom count	2459
Residues	315
Excluded volume	43251 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1drt__assembly_1__model_1`	monomeric （1）	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 (5)

Entity 1 Entity 1 polymer

Description description	CLAVAMINATE SYNTHASE 1
Molecular weight formula_weight	35415.8 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	2622

MTSVDCTAYGPELRALAARLPRTPRADLYAFLDAAHTAAASLPGALATALDTFNAEGSEDGHLLLRGLPVEADADLPTTPSSTPAPEDRSLLTMEAMLGLVGRRLGLHTGYRELRSGTVYHDVYPSPGAHHLSSETSETLLEFHTEMAYHRLQPNYVMLACSRADHERTAATLVASVRKALPLLDERTRARLLDRRMPCCVDVAFRGGVDDPGAIAQVKPLYGDADDPFLGYDRELLAPEDPADKEAVAALSKALDEVTEAVYLEPGDLLIVDNFRTTHARTPFSPRWDGKDRWLHRVYIRTDRNGQLSGGERAGDVVAFTPRG

Source Source

Source organism organism	Streptomyces clavuligerus
NCBI taxonomy ID ncbi_taxonomy_id	1901
Host organism host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	5-AMINO-3-HYDROXY-2-(2-OXO-AZETIDIN-1-YL)-PENTANOIC ACID
Molecular weight formula_weight	202.2 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 non-polymer

Description description	FE (II) ION
Molecular weight formula_weight	55.8 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 non-polymer

Description description	2-OXOGLUTARIC ACID
Molecular weight formula_weight	146.1 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 5 Entity 5 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	163

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_id	d1drta_
Class class	b — All beta proteins
Fold Fold fold	b.82 — Double-stranded beta-helix
Superfamily Superfamily superfamily	b.82.2 — Clavaminate synthase-like
Family Family family	b.82.2.2 — Clavaminate synthase

CATH v4.4 (1 domains)

Domain ID domain_id	1drtA00
Class class	3 — Alpha Beta
Architecture architecture	60 — 4-Layer Sandwich
Topology topology	130 — Double-stranded beta-helix
Homologous superfamily homologous superfamily	10 — Clavaminate synthase-like

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Unit-cell length a length_a	65.480 Å
Unit-cell length b length_b	68.640 Å
Unit-cell length c length_c	69.500 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	4

Space group space_group	P 21 21 21
Space-group number int_tables_number	19
Crystal system crystal_system	—

Resolution resolution	2.100 Å
Low-resolution limit resolution_low	30.000 Å
R factor r_factor	—
R_work r_work	0.2190
R_free r_free	0.2690

CRYSTAL STRUCTURE OF CLAVAMINATE SYNTHASE IN COMPLEX WITH FE(II), 2-OXOGLUTARATE AND PROCLAVAMINIC ACID

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

CLAVAMINATE SYNTHASE 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

1drt__assembly_1__model_1

1drt__assembly_1__model_1 | I(q)

1drt__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 (5)

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 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

CATH v4.4 (1 domains)

7. Citations (1)

CRYSTAL STRUCTURE OF CLAVAMINATE SYNTHASE IN COMPLEX WITH FE(II), 2-OXOGLUTARATE AND PROCLAVAMINIC ACID

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

CLAVAMINATE SYNTHASE 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

1drt__assembly_1__model_1

1drt__assembly_1__model_1 | I(q)

1drt__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 (5)

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 non-polymer

Entity 5 Entity 5 water

6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

CATH v4.4 (1 domains)

7. Citations (1)