3fnr

CRYSTAL STRUCTURE OF PUTATIVE ARGINYL T-RNA SYNTHETASE FROM Campylobacter jejuni;

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

Arginyl-tRNA synthetase

Campylobacter jejuni

UniProt Q9PNC0

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 SULFATE ION × 4 GLYCEROL × 1 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name SYR_CAMJE
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–456; UniProt 77–530

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_id3fnr
Deposition date deposition_date2008-12-26
Structure title titleCRYSTAL STRUCTURE OF PUTATIVE ARGINYL T-RNA SYNTHETASE FROM Campylobacter jejuni;
Keywords keywords;ARGINYL T-RNA SYNTHETASE, TRANSFERASE, PSI-2, NYSGXRC, STRUCTURAL GENOMICS, PROTEIN STRUCTURE INITIATIVE, NEW YORK SGX RESEARCH CENTER FOR STRUCTURAL GENOMICS, Aminoacyl-tRNA synthetase, ATP-binding, Ligase, Nucleotide-binding, Protein biosynthesis ;; TRANSFERASE
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.

3fnr__assembly_1__model_1

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

Download this curve (.dat)

3fnr__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

3fnr__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)27.43 Å
Rg (electron density)26.71 Å
Total Rg27.34 Å
Atom count3619
Residues449
Excluded volume64555 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3fnr__assembly_1__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 (4)

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6. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id3fnrA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology730 — Isoleucyl-tRNA Synthetase; Domain 1
Homologous superfamily homologous superfamily10 — Isoleucyl-tRNA Synthetase; Domain 1
Domain ID domain_id3fnrA02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily620 — HUPs
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7. Citations (1)