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1fc5

CRYSTAL STRUCTURE OF MOLYBDOPTERIN BIOSYNTHESIS MOEA PROTEIN

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

MOLYBDOPTERIN BIOSYNTHESIS MOEA PROTEIN

Escherichia coli

UniProt P12281

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 MAGNESIUM ION × 2 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
1fc5 1g8l 1g8r 2nqk 2nqm 2nqn 2nqq 2nqq 2nqr 2nqs 2nqu 2nqv

15 assemblies; showing the first 12

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name MOEA_ECOLI
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–411； UniProt 1–411 Author chain B； PDBConstruct 1–411； UniProt 1–411

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_id1fc5
Deposition date deposition_date2000-07-17
Structure title titleCRYSTAL STRUCTURE OF MOLYBDOPTERIN BIOSYNTHESIS MOEA PROTEIN
Keywords keywords;molybdopterin, four modules, with magnesium, Montreal-Kingston Bacterial Structural Genomics Initiative, BSGI, Structural Genomics, BIOSYNTHETIC PROTEIN ;; BIOSYNTHETIC PROTEIN
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.

1fc5__assembly_1__model_1

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

Download this curve (.dat)

1fc5__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.

1fc5__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）32.97 Å
Rg (electron density)32.25 Å
Total Rg32.74 Å
Atom count6089
Residues793
Excluded volume108540 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1fc5__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)

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6. Fold Classification (SCOP + CATH) 14 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd1fc5a1
Class classb — All beta proteins
Fold Fold foldb.85 — beta-clip
Superfamily Superfamily superfamilyb.85.6 — MoeA C-terminal domain-like
Family Family familyb.85.6.1 — MoeA C-terminal domain-like
Domain ID domain_idd1fc5a2
Class classb — All beta proteins
Fold Fold foldb.103 — MoeA N-terminal region -like
Superfamily Superfamily superfamilyb.103.1 — MoeA N-terminal region -like
Family Family familyb.103.1.1 — MoeA N-terminal region -like
Domain ID domain_idd1fc5a3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.57 — Molybdenum cofactor biosynthesis proteins
Superfamily Superfamily superfamilyc.57.1 — Molybdenum cofactor biosynthesis proteins
Family Family familyc.57.1.2 — MoeA central domain-like
Domain ID domain_idd1fc5b1
Class classb — All beta proteins
Fold Fold foldb.85 — beta-clip
Superfamily Superfamily superfamilyb.85.6 — MoeA C-terminal domain-like
Family Family familyb.85.6.1 — MoeA C-terminal domain-like
Domain ID domain_idd1fc5b2
Class classb — All beta proteins
Fold Fold foldb.103 — MoeA N-terminal region -like
Superfamily Superfamily superfamilyb.103.1 — MoeA N-terminal region -like
Family Family familyb.103.1.1 — MoeA N-terminal region -like
Domain ID domain_idd1fc5b3
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.57 — Molybdenum cofactor biosynthesis proteins
Superfamily Superfamily superfamilyc.57.1 — Molybdenum cofactor biosynthesis proteins
Family Family familyc.57.1.2 — MoeA central domain-like

CATH v4.4 (8 domains)

Domain ID domain_id1fc5A01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology980 — Molybdenum Cofactor Biosythetic Enzyme; Chain A
Homologous superfamily homologous superfamily10 — MoaB/Mog-like domain
Domain ID domain_id1fc5A02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology105 — Molybdopterin biosynthesis moea protein, domain 2
Homologous superfamily homologous superfamily10 — Molybdopterin biosynthesis moea protein, domain 2
Domain ID domain_id1fc5A03
Class class2 — Mainly Beta
Architecture architecture170 — Beta Complex
Topology topology190 — Molybdopterin biosynthesis moeA protein; domain 3
Homologous superfamily homologous superfamily11 — Molybdopterin biosynthesis moea protein, domain 3.
Domain ID domain_id1fc5A04
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology340 — Beta-clip
Homologous superfamily homologous superfamily10 — MoeA, C-terminal, domain IV
Domain ID domain_id1fc5B01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology980 — Molybdenum Cofactor Biosythetic Enzyme; Chain A
Homologous superfamily homologous superfamily10 — MoaB/Mog-like domain
Domain ID domain_id1fc5B02
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology105 — Molybdopterin biosynthesis moea protein, domain 2
Homologous superfamily homologous superfamily10 — Molybdopterin biosynthesis moea protein, domain 2
Domain ID domain_id1fc5B03
Class class2 — Mainly Beta
Architecture architecture170 — Beta Complex
Topology topology190 — Molybdopterin biosynthesis moeA protein; domain 3
Homologous superfamily homologous superfamily11 — Molybdopterin biosynthesis moea protein, domain 3.
Domain ID domain_id1fc5B04
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology340 — Beta-clip
Homologous superfamily homologous superfamily10 — MoeA, C-terminal, domain IV
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7. Citations (1)