3zyx

Crystal structure of human monoamine oxidase B in complex with methylene blue and bearing the double mutation I199A-Y326A

Method: X-RAY DIFFRACTION

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

AMINE OXIDASE [FLAVIN-CONTAINING] B

HOMO SAPIENS

UniProt P27338

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 3,7-BIS(DIMETHYLAMINO)PHENOTHIAZIN-5-IUM × 2 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name AOFB_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–519; UniProt 2–520 Author chain B; PDBConstruct 1–519; UniProt 2–520

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.

2. Structure Basics 2. Structure Basics

Entry ID entry_id3zyx
Deposition date deposition_date2011-08-29
Structure title titleCrystal structure of human monoamine oxidase B in complex with methylene blue and bearing the double mutation I199A-Y326A
Keywords keywordsOXIDOREDUCTASE, INHIBITOR; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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.

3zyx__assembly_1__model_1

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

Download this curve (.dat)

3zyx__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.

3zyx__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)30.44 Å
Rg (electron density)29.76 Å
Total Rg30.48 Å
Atom count8040
Residues993
Excluded volume143550 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3zyx__assembly_1__model_1 dimeric (2) Success 4.1.3-1-20251215 (887e7ef) View Download

4. Crystallography and Experiment 4. Crystallography & Experiment

5. Entities and Polymers Entities & Polymers (4)

6. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

Domain ID domain_id3zyxA01
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_id3zyxA02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology660 — Polyamine Oxidase; Chain A, domain 2
Homologous superfamily homologous superfamily10
Domain ID domain_id3zyxA03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology405 — Guanine Nucleotide Dissociation Inhibitor; domain 1
Homologous superfamily homologous superfamily10 — Guanine Nucleotide Dissociation Inhibitor, domain 1
Domain ID domain_id3zyxB01
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_id3zyxB02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology660 — Polyamine Oxidase; Chain A, domain 2
Homologous superfamily homologous superfamily10
Domain ID domain_id3zyxB03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology405 — Guanine Nucleotide Dissociation Inhibitor; domain 1
Homologous superfamily homologous superfamily10 — Guanine Nucleotide Dissociation Inhibitor, domain 1

7. Citations (1)