8alk

Structure of the Legionella phosphocholine hydrolase Lem3 in complex with its substrate Rab1

Method: X-RAY DIFFRACTION Dmax: 106.0 Å Quality: GOOD

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

Phosphocholine hydrolase Lem3

Legionella pneumophila

UniProt Q5ZXN5

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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 21–486 Mutation:T391C, C395S, C134S, C209S, C456S Ras-related protein Rab-1B × 1 (Q9H0U4) CA CALCIUM ION × 4 GDP GUANOSINE-5'-DIPHOSPHATE × 1 OJU 2-[[[5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]oxy-oxidanyl-phosphoryl]oxyethyl-[3-(2-chloranylethanoylamino)propyl]-dimethyl-azanium × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;292 K;MES 0.1M pH 5, PEG6000 5% Resolution 2.15 Å R-free 0.228

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.

2 other PDB entries and 5 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name LEM3_LEGPH
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 4–469; UniProt 21–486

Ras-related protein Rab-1B

Homo sapiens

UniProt Q9H0U4

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 heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 3–174 Mutation:S76T Phosphocholine hydrolase Lem3 × 1 (Q5ZXN5) CA CALCIUM ION × 4 GDP GUANOSINE-5'-DIPHOSPHATE × 1 OJU 2-[[[5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]oxy-oxidanyl-phosphoryl]oxyethyl-[3-(2-chloranylethanoylamino)propyl]-dimethyl-azanium × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;292 K;MES 0.1M pH 5, PEG6000 5% Resolution 2.15 Å R-free 0.228

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.

8 other PDB entries and 21 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RAB1B_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 4–175; UniProt 3–174

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 8alk

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8alk
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8alk
Deposition date deposition_date2022-08-01
Structure title titleStructure of the Legionella phosphocholine hydrolase Lem3 in complex with its substrate Rab1
Keywords keywordsBacterial effector, dephosphocholinase, Legionella pneumophila, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier29.12
Radius of gyration Rg (electron density) rg_electron28.79
Forward intensity I(0) i077064500.00
Molecular weight molecular_weight69083.0 kDa
Excluded volume excluded_volume86435 ų
Envelope volume envelope_volume106990 ų
Hydration-shell volume shell_volume32533 ų
Envelope diameter envelope_diameter113.6
Shell Rg shell_rg34.50
Envelope Rg envelope_rg29.00
Shape Rg shape_rg28.83
Total Rg total_rg29.20
Total atoms total_atoms4856
Residues n_residues610
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 dmax106.0
Rg (real space) rg_real29.29
Rg uncertainty (real space) rg_real_error0.99
I(0) (real space) i0_real7.7060e+07
I(0) uncertainty (real space) i0_real_error1.1980e+06
Rg (reciprocal space) rg_reciprocal29.22
I(0) (reciprocal space) i0_reciprocal77060000.0000
Solution quality estimate total_estimate0.8330
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary31.4
Skewness Skewness skewness0.574
Kurtosis Kurtosis kurtosis0.027
Angular range angular_range— – 0.2700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha18830000.0000
Real-space data points n_real_points55
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.659; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.884; Smooth: 0.964

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id8alkB01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases

8. Citations (1)

9. Files and Curves (10)