1zpg

Arginase I covalently modified with propylamine at Q19C

Method: X-RAY DIFFRACTION Dmax: 96.3 Å Quality: EXCELLENT

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

Arginase 1

Rattus norvegicus

UniProt P07824

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 6–319 Mutation:C119A, C168A, C303A, H141A, Q19C Non-standard monomer:Yes (specific site not provided by mmCIF) MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.4;277 K;Bicine, PEG 8000, MnCl2, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 1.90 Å R-free 0.220
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 6–319 Mutation:C119A, C168A, C303A, H141A, Q19C Non-standard monomer:Yes (specific site not provided by mmCIF) MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.4;277 K;Bicine, PEG 8000, MnCl2, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 1.90 Å R-free 0.220
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 6–319 Mutation:C119A, C168A, C303A, H141A, Q19C Non-standard monomer:Yes (specific site not provided by mmCIF) MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.4;277 K;Bicine, PEG 8000, MnCl2, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 1.90 Å R-free 0.220
4 Protein homooligomer Homooligomer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 6–319 Chain B; UniProt 6–319 Chain C; UniProt 6–319 Mutation:C119A, C168A, C303A, H141A, Q19C Non-standard monomer:Yes (specific site not provided by mmCIF) MN MANGANESE (II) ION × 6 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.4;277 K;Bicine, PEG 8000, MnCl2, pH 8.4, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 1.90 Å R-free 0.220

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

33 other PDB entries and 39 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ARGI1_RAT
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–314; UniProt 6–319 Author chain B; PDBConstruct 1–314; UniProt 6–319 Author chain C; PDBConstruct 1–314; UniProt 6–319

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.

SAXS scattering curve SAXS Profile

SAXS profile for 1zpg

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1zpg
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1zpg
Deposition date deposition_date2005-05-16
Structure title titleArginase I covalently modified with propylamine at Q19C
Keywords keywordschemically modified enzyme, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier30.83
Radius of gyration Rg (electron density) rg_electron30.00
Forward intensity I(0) i0154367000.00
Molecular weight molecular_weight101860.0 kDa
Excluded volume excluded_volume128820 ų
Envelope volume envelope_volume152140 ų
Hydration-shell volume shell_volume41389 ų
Envelope diameter envelope_diameter95.1
Shell Rg shell_rg37.96
Envelope Rg envelope_rg29.98
Shape Rg shape_rg30.02
Total Rg total_rg30.60
Total atoms total_atoms7170
Residues n_residues939
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax96.3
Rg (real space) rg_real30.72
Rg uncertainty (real space) rg_real_error0.53
I(0) (real space) i0_real1.5440e+08
I(0) uncertainty (real space) i0_real_error2.3810e+06
Rg (reciprocal space) rg_reciprocal30.77
I(0) (reciprocal space) i0_reciprocal154400000.0000
Solution quality estimate total_estimate0.9088
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary34.0
Skewness Skewness skewness0.173
Kurtosis Kurtosis kurtosis-0.655
Angular range angular_range— – 0.2550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha72430000.0000
Real-space data points n_real_points52
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.945; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.977

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (3 domains)

Domain ID domain_idd1zpga_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.42 — Arginase/deacetylase
Superfamily Superfamily superfamilyc.42.1 — Arginase/deacetylase
Family Family familyc.42.1.1 — Arginase-like amidino hydrolases
Domain ID domain_idd1zpgb_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.42 — Arginase/deacetylase
Superfamily Superfamily superfamilyc.42.1 — Arginase/deacetylase
Family Family familyc.42.1.1 — Arginase-like amidino hydrolases
Domain ID domain_idd1zpgc_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.42 — Arginase/deacetylase
Superfamily Superfamily superfamilyc.42.1 — Arginase/deacetylase
Family Family familyc.42.1.1 — Arginase-like amidino hydrolases

CATH v4.4 (3 domains)

Domain ID domain_id1zpgA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology800 — Arginase; Chain A
Homologous superfamily homologous superfamily10 — Ureohydrolase domain
Domain ID domain_id1zpgB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology800 — Arginase; Chain A
Homologous superfamily homologous superfamily10 — Ureohydrolase domain
Domain ID domain_id1zpgC00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology800 — Arginase; Chain A
Homologous superfamily homologous superfamily10 — Ureohydrolase domain

8. Citations (1)

9. Files and Curves (10)