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1pxa

CRYSTAL STRUCTURES OF MUTANT PSEUDOMONAS AERUGINOSA P-HYDROXYBENZOATE HYDROXYLASE: THE TYR201PHE, TYR385PHE, AND ASN300ASP VARIANTS

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

P-HYDROXYBENZOATE HYDROXYLASE

Pseudomonas aeruginosa

UniProt P20586

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 FLAVIN-ADENINE DINUCLEOTIDE × 2 P-HYDROXYBENZOIC ACID × 2 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1d7l

1 assemblies

Homodimer
1d7l 1dob 1doc 1dod 1doe 1ius 1iut 1iuu 1iuv 1iuw 1iux 1k0i

21 assemblies; showing the first 12

Homotetramer
1ykj

1 assemblies

Other homooligomers

None

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name PHHY_PSEAE
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–394； UniProt 1–394

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_id1pxa
Deposition date deposition_date1994-09-27
Structure title titleCRYSTAL STRUCTURES OF MUTANT PSEUDOMONAS AERUGINOSA P-HYDROXYBENZOATE HYDROXYLASE: THE TYR201PHE, TYR385PHE, AND ASN300ASP VARIANTS
Keywords keywordsOXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-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.

1pxa__assembly_1__model_1

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

Download this curve (.dat)

1pxa__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1pxa__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）32.06 Å
Rg (electron density)31.29 Å
Total Rg31.97 Å
Atom count6376
Residues788
Excluded volume112830 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1pxa__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 (4)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1pxaa1
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.3 — FAD/NAD(P)-binding domain
Superfamily Superfamily superfamilyc.3.1 — FAD/NAD(P)-binding domain
Family Family familyc.3.1.2 — FAD-linked reductases, N-terminal domain
Domain ID domain_idd1pxaa2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.16 — FAD-linked reductases, C-terminal domain
Superfamily Superfamily superfamilyd.16.1 — FAD-linked reductases, C-terminal domain
Family Family familyd.16.1.2 — PHBH-like

CATH v4.4 (2 domains)

Domain ID domain_id1pxaA01
Class class3 — Alpha Beta
Architecture architecture50 — 3-Layer(bba) Sandwich
Topology topology50 — FAD/NAD(P)-binding domain
Homologous superfamily homologous superfamily60 — FAD/NAD(P)-binding domain
Domain ID domain_id1pxaA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology9 — D-Amino Acid Oxidase; Chain A, domain 2
Homologous superfamily homologous superfamily10 — D-Amino Acid Oxidase, subunit A, domain 2
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7. Citations (2)