SAXSdb — 2w75

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

FERRIPYOVERDINE RECEPTOR

PSEUDOMONAS AERUGINOSA

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein monomer	Monomer	Protein 1	3,6,9,12,15-PENTAOXATRICOSAN-1-OL × 2 PHOSPHATE ION × 6	Consistent with protein count
2	Protein monomer	Monomer	Protein 1	PHOSPHATE ION × 4	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	FPVA_PSEAE
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–772； UniProt 44–815 Author chain B； PDBConstruct 1–772； UniProt 44–815

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	2w75
Deposition date deposition_date	2008-12-20
Structure title title	Structures of P. aeruginosa FpvA bound to heterologous pyoverdines: Apo-FpvA
Keywords keywords	RECEPTOR, TONB BOX, TRANSPORT, SIDEROPHORE, CELL MEMBRANE, ION TRANSPORT, IRON TRANSPORT, TONB-DEPENDENT TRANSPORTER; RECEPTOR
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.

2w75__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

2w75__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

2w75__assembly_2__model_1 | P(r) · Pending

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

Rg（Guinier）	28.59 Å
Rg (electron density)	28.10 Å
Total Rg	28.79 Å
Atom count	6014
Residues	754
Excluded volume	105120 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`2w75__assembly_1__model_1`	monomeric （1）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`2w75__assembly_2__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 (3)

Entity 1 Entity 1 polymer

Description description	FERRIPYOVERDINE RECEPTOR
Molecular weight formula_weight	86556.1 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	12230

QEVEFDIPPQALGSALQEFGRQADIQVLYRPEEVRNKRSSAIKGKLEPNQAITELLRGTGASVDFQGNAITISVAEAADSSVDLGATMITSNQLGTITEDSGSYTPGTIATATRLVLTPRETPQSITVVTRQNMDDFGLNNIDDVMRHTPGITVSAYDTDRNNYYARGFSINNFQYDGIPSTARNVGYSAGNTLSDMAIYDRVEVLKGATGLLTGAGSLGATINLIRKKPTHEFKGHVELGAGSWDNYRSELDVSGPLTESGNVRGRAVAAYQDKHSFMDHYERKTSVYYGILEFDLNPDTMLTVGADYQDNDPKGSGWSGSFPLFDSQGNRNDVSRSFNNGAKWSSWEQYTRTVFANLEHNFANGWVGKVQLDHKINGYHAPLGAIMGDWPAPDNSAKIVAQKYTGETKSNSLDIYLTGPFQFLGREHELVVGTSASFSHWEGKSYWNLRNYDNTTDDFINWDGDIGKPDWGTPSQYIDDKTRQLGSYMTARFNVTDDLNLFLGGRVVDYRVTGLNPTIRESGRFIPYVGAVYDLNDTYSVYASYTDIFMPQDSWYRDSSNKLLEPDEGQNYEIGIKGEYLDGRLNTSLAYFEIHEENRAEEDALYNSKPTNPAITYAYKGIKAKTKGYEAEISGELAPGWQVQAGYTHKIIRDDSGKKVSTWEPQDQLSLYTSYKFKGALDKLTVGGGARWQGKSWQMVYNNPRSRWEKFSQEDYWLVDLMARYQITDKLSASVNVNNVFDKTYYTNIGFYTSASYGDPRNLMFSTRWDF

Source Source

Source organism organism	PSEUDOMONAS AERUGINOSA
NCBI taxonomy ID ncbi_taxonomy_id	208964
Host organism host_organism	PSEUDOMONAS AERUGINOSA

Entity 2 Entity 2 non-polymer

Description description	3,6,9,12,15-PENTAOXATRICOSAN-1-OL
Molecular weight formula_weight	350.5 kDa
Source method src_method	syn
Copy count entity_count	2

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	10

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6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

Domain ID domain_id	2w75A01
Class class	3 — Alpha Beta
Architecture architecture	55 — 3-Layer(bab) Sandwich
Topology topology	50 — Phage tail protein beta-alpha-beta fold
Homologous superfamily homologous superfamily	30 —

Domain ID domain_id	2w75A02
Class class	2 — Mainly Beta
Architecture architecture	170 — Beta Complex
Topology topology	130 — Ferric Hydroxamate Uptake Protein; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — TonB-dependent receptor, plug domain

Domain ID domain_id	2w75A03
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	170 — Maltoporin; Chain A
Homologous superfamily homologous superfamily	20 — TonB-dependent receptor, beta-barrel domain

Domain ID domain_id	2w75B01
Class class	3 — Alpha Beta
Architecture architecture	55 — 3-Layer(bab) Sandwich
Topology topology	50 — Phage tail protein beta-alpha-beta fold
Homologous superfamily homologous superfamily	30 —

Domain ID domain_id	2w75B02
Class class	2 — Mainly Beta
Architecture architecture	170 — Beta Complex
Topology topology	130 — Ferric Hydroxamate Uptake Protein; Chain A, domain 1
Homologous superfamily homologous superfamily	10 — TonB-dependent receptor, plug domain

Domain ID domain_id	2w75B03
Class class	2 — Mainly Beta
Architecture architecture	40 — Beta Barrel
Topology topology	170 — Maltoporin; Chain A
Homologous superfamily homologous superfamily	20 — TonB-dependent receptor, beta-barrel domain

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Unit-cell length a length_a	193.794 Å
Unit-cell length b length_b	129.526 Å
Unit-cell length c length_c	140.952 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	130.57 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	—

Resolution resolution	2.900 Å
Low-resolution limit resolution_low	107.210 Å
R factor r_factor	0.2140
R_work r_work	0.2120
R_free r_free	0.2540

Structures of P. aeruginosa FpvA bound to heterologous pyoverdines: Apo-FpvA

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

FERRIPYOVERDINE RECEPTOR

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

2w75__assembly_2__model_1

2w75__assembly_2__model_1 | I(q)

2w75__assembly_2__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 non-polymer

6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

7. Citations (1)

Structures of P. aeruginosa FpvA bound to heterologous pyoverdines: Apo-FpvA

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

FERRIPYOVERDINE RECEPTOR

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

2w75__assembly_2__model_1

2w75__assembly_2__model_1 | I(q)

2w75__assembly_2__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 non-polymer

6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

7. Citations (1)