SAXSdb — 9hnk

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

Cryptochrome/photolyase family protein

Caulobacter vibrioides

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	FLAVIN-ADENINE DINUCLEOTIDE × 1 1-deoxy-1-(6,7-dimethyl-2,4-dioxo-3,4-dihydropteridin-8(2H)-yl)-D-ribitol × 1 IRON/SULFUR CLUSTER × 1 water × 1	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	Q9AAF5_CAUVC
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–509； UniProt 1–509

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	9hnk
Deposition date deposition_date	2024-12-11
Structure title title	Structure of the (6-4) photolyase of Caulobacter crescentus in its oxidizd state - Singal crystal / Synchrotron
Keywords keywords	DNA repair, photolyase, electron transfer, iron-sulfur cluster, FLAVOPROTEIN; FLAVOPROTEIN
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.

9hnk__assembly_1__model_1

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

Download this curve (.dat)

9hnk__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

9hnk__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	24.55 Å
Rg (electron density)	23.47 Å
Total Rg	24.39 Å
Atom count	8186
Residues	508
Excluded volume	73280 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`9hnk__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	Cryptochrome/photolyase family protein
Molecular weight formula_weight	58121.3 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	8845

MAGALRLVLGDQLSDNLSALVDADLSRDQVLMVESRVEATAWKHHKQKLVLVWSAMRQFAERLRARGFNVRYVTLEDPDNTGSIGGELRRALEARAFDRVIRTACGKWGLESHLLSLDLPVPMETREDDRFLCSRAQFAAWAEGRRELRMEFFYREMRRKTGLLMDGDQPAGGRWNFDAENRRKLPPGLRPPERLRIPPNPTTQTVLEQVSRGFDDHFGEVEGFGWPTNPDEATAILDHFIADMLPSFGDWQDAMSWRRPFLWHSLISPALNIGLLDPLDICRRAEAAWREGRAPLNAVEGFIRQIIGWREFVRGIYWLKMPEYAQRNALDAQGKLPGFYWTGQTDMACVADTVRAAHDHAYAHHIQRLMVTGNLAMLLGVHPDAVDDWYMVVFADAYEWVEMPNTRGMATFADGGIVGSKPYAASGAYIDRMSDYCKGCRYDVKKRLGDDACPFNALYWDFIDRHAQRLAGNGRMMMPLRTLEKMPDAEREAFRKQARALRVKMGVSG

Source Source

Source organism organism	Caulobacter vibrioides
NCBI taxonomy ID ncbi_taxonomy_id	155892
Host organism host_organism	Escherichia coli B

Entity 2 Entity 2 non-polymer

Description description	FLAVIN-ADENINE DINUCLEOTIDE
Molecular weight formula_weight	785.5 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 3 Entity 3 non-polymer

Description description	1-deoxy-1-(6,7-dimethyl-2,4-dioxo-3,4-dihydropteridin-8(2H)-yl)-D-ribitol
Molecular weight formula_weight	326.3 kDa
Source method src_method	syn
Copy count entity_count	1

Entity 4 Entity 4 non-polymer

Description description	IRON/SULFUR CLUSTER
Molecular weight formula_weight	351.6 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	496

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Unit-cell length a length_a	49.274 Å
Unit-cell length b length_b	102.730 Å
Unit-cell length c length_c	103.893 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	orthorhombic

Resolution resolution	1.590 Å
Low-resolution limit resolution_low	46.360 Å
R factor r_factor	0.1821
R_work r_work	0.1810
R_free r_free	0.2016

Structure of the (6-4) photolyase of Caulobacter crescentus in its oxidizd state - Singal crystal / Synchrotron

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

Cryptochrome/photolyase family 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

9hnk__assembly_1__model_1

9hnk__assembly_1__model_1 | I(q)

9hnk__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

7. Citations (1)

Structure of the (6-4) photolyase of Caulobacter crescentus in its oxidizd state - Singal crystal / Synchrotron

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

Cryptochrome/photolyase family 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

9hnk__assembly_1__model_1

9hnk__assembly_1__model_1 | I(q)

9hnk__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

7. Citations (1)