6xhd

Structure of Prolinyl-5'-O-adenosine phosphoramidate

Method: X-RAY DIFFRACTION Dmax: 75.8 Å Quality: GOOD

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

Ribonuclease pancreatic

Bos taurus

UniProt P61823

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 27–150 Not recorded K POTASSIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;291 K;PROTEIN WAS CRYSTALLIZED FROM 25% PEG 3350, 20 MM SODIUM CITRATE, PH 5.5 Prolinyl-5'-O-adenosine phosphoramidate soaking was achieved as follows. 1 uL of a stock solution of 100 mM ligand was added to 2uL of reservoir solution, to achieve a concentration of ~33 mM in the soaking solution. A few RNase A crystals were soaked for 45 - 90 minutes in the soaking solution Resolution 1.51 Å R-free 0.217
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 27–150 Not recorded V2P (2~{S})-1-[[(2~{R},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]pyrrolidine-2-carboxylic acid × 1 MPD (4S)-2-METHYL-2,4-PENTANEDIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;291 K;PROTEIN WAS CRYSTALLIZED FROM 25% PEG 3350, 20 MM SODIUM CITRATE, PH 5.5 Prolinyl-5'-O-adenosine phosphoramidate soaking was achieved as follows. 1 uL of a stock solution of 100 mM ligand was added to 2uL of reservoir solution, to achieve a concentration of ~33 mM in the soaking solution. A few RNase A crystals were soaked for 45 - 90 minutes in the soaking solution Resolution 1.51 Å R-free 0.217

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.

333 other PDB entries and 494 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RNAS1_BOVIN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–124; UniProt 27–150 Author chain B; PDBConstruct 1–124; UniProt 27–150

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 6xhd

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6xhd
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6xhd
Deposition date deposition_date2020-06-18
Structure title titleStructure of Prolinyl-5'-O-adenosine phosphoramidate
Keywords keywordsRNase A complex, amino acid release, prodrug, RNA BINDING PROTEIN; RNA BINDING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.21
Radius of gyration Rg (electron density) rg_electron20.77
Forward intensity I(0) i016533200.00
Molecular weight molecular_weight27990.0 kDa
Excluded volume excluded_volume33899 ų
Envelope volume envelope_volume40766 ų
Hydration-shell volume shell_volume17596 ų
Envelope diameter envelope_diameter75.2
Shell Rg shell_rg25.72
Envelope Rg envelope_rg20.95
Shape Rg shape_rg20.76
Total Rg total_rg21.45
Total atoms total_atoms1941
Residues n_residues248
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 dmax75.8
Rg (real space) rg_real21.33
Rg uncertainty (real space) rg_real_error0.82
I(0) (real space) i0_real1.6530e+07
I(0) uncertainty (real space) i0_real_error2.6610e+05
Rg (reciprocal space) rg_reciprocal21.31
I(0) (reciprocal space) i0_reciprocal16530000.0000
Solution quality estimate total_estimate0.8382
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.2
Skewness Skewness skewness0.496
Kurtosis Kurtosis kurtosis-0.202
Angular range angular_range— – 0.3750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2889000.0000
Real-space data points n_real_points69
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.727; Stabil: 0.996; Sysdev: 1.000; Positv: 1.000; Valcen: 0.772; Smooth: 0.950

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd6xhda_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.5 — RNase A-like
Superfamily Superfamily superfamilyd.5.1 — RNase A-like
Family Family familyd.5.1.1 — Ribonuclease A-like
Domain ID domain_idd6xhdb_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.5 — RNase A-like
Superfamily Superfamily superfamilyd.5.1 — RNase A-like
Family Family familyd.5.1.1 — Ribonuclease A-like

8. Citations (1)

9. Files and Curves (10)