SAXSdb — 1fvp

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

FLAVOPROTEIN 390

Photobacterium phosphoreum

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	6-(3-TETRADECANOIC ACID) FLAVINE MONONUCLEOTIDE × 4 water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	LUXF_PHOPO
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–231； UniProt 1–231 Author chain B； PDBConstruct 1–231； UniProt 1–231

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	1fvp
Deposition date deposition_date	1995-07-07
Structure title title	FLAVOPROTEIN 390
Keywords keywords	FLAVIN-BINDING PROTEIN; FLAVIN-BINDING PROTEIN
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.

1fvp__assembly_1__model_1

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

Download this curve (.dat)

1fvp__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1fvp__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	24.19 Å
Rg (electron density)	22.67 Å
Total Rg	23.61 Å
Atom count	3936
Residues	462
Excluded volume	70356 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1fvp__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	FLAVOPROTEIN 390
Molecular weight formula_weight	26644.1 kDa
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	3997

MNKWNYGVFFVNFYNKGQQEPSKTMNNALETLRIIDEDTSIYDVINIDDHYLVKKDSEDKKLAPFITLGEKLYVLATSENTVDIAAKYALPLVFKWDDINEERLKLLSFYNASASKYNKNIDLVRHQLMLHVNVNEAETVAKEELKLYIENYVACTQPSNFNGSIDSIIQSNVTGSYKDCLSYVANLAGKFDNTVDFLLCFESMQDQNKKKSVMIDLNNQVIKFRQDNNLI

Source Source

Source organism organism	Photobacterium phosphoreum
NCBI taxonomy ID ncbi_taxonomy_id	659

Entity 2 Entity 2 non-polymer

Description description	6-(3-TETRADECANOIC ACID) FLAVINE MONONUCLEOTIDE
Molecular weight formula_weight	682.7 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 3 Entity 3 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	61

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1fvpa_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamily	c.1.16 — Bacterial luciferase-like
Family Family family	c.1.16.2 — Non-fluorescent flavoprotein (luxF, FP390)

Domain ID domain_id	d1fvpb_
Class class	c — Alpha and beta proteins (a/b)
Fold Fold fold	c.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamily	c.1.16 — Bacterial luciferase-like
Family Family family	c.1.16.2 — Non-fluorescent flavoprotein (luxF, FP390)

CATH v4.4 (2 domains)

Domain ID domain_id	1fvpA00
Class class	3 — Alpha Beta
Architecture architecture	20 — Alpha-Beta Barrel
Topology topology	20 — TIM Barrel
Homologous superfamily homologous superfamily	30 — Luciferase-like domain

Domain ID domain_id	1fvpB00
Class class	3 — Alpha Beta
Architecture architecture	20 — Alpha-Beta Barrel
Topology topology	20 — TIM Barrel
Homologous superfamily homologous superfamily	30 — Luciferase-like domain

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Unit-cell length a length_a	76.800 Å
Unit-cell length b length_b	76.800 Å
Unit-cell length c length_c	242.000 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	16

Space group space_group	P 43 2 2
Space-group number int_tables_number	95
Crystal system crystal_system	—

Resolution resolution	2.700 Å
Low-resolution limit resolution_low	6.000 Å
R factor r_factor	0.2400
R_work r_work	0.2400
R_free r_free	—

FLAVOPROTEIN 390

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

FLAVOPROTEIN 390

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

1fvp__assembly_1__model_1

1fvp__assembly_1__model_1 | I(q)

1fvp__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

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 (2)

FLAVOPROTEIN 390

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

FLAVOPROTEIN 390

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

1fvp__assembly_1__model_1

1fvp__assembly_1__model_1 | I(q)

1fvp__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

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 (2)