Q5ZUV9: Cysteine protease RavZ (ravZ)

Cysteine protease RavZ (ravZ) is a 502-residue protein from Legionella pneumophila subsp. pneumophila (strain Philadelphia 1 / ATCC 33152 / DSM 7513). This is its AlphaFold structure prediction, created 1 Aug 2025. UniProt accession: Q5ZUV9.

Gene
ravZ
Organism
Legionella pneumophila subsp. pneumophila (strain Philadelphia 1 / ATCC 33152 / DSM 7513)
Length
502 residues
Mean pLDDT
82.9
Model
AF-Q5ZUV9-F1 v6
Model created
1 Aug 2025
PDB structures
9

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Model confidence (pLDDT)

The mean pLDDT of this model is 82.9 (confident overall). pLDDT is AlphaFold's per-residue confidence score from 0 to 100. In MolViewer, choose the B-factor color scheme to color the model by pLDDT, because AlphaFold stores it in the B-factor column.

pLDDT bandMeaningShare of residues
Above 90Very high: backbone and side chains are usually accurate66%
70 to 90Confident: backbone generally right10%
50 to 70Low: treat with caution9%
Below 50Very low: often disordered regions15%

What pLDDT means and how to read it

Function

Cysteine protease effector that inhibits host cell autophagy by targeting lipid-conjugated ATG8 family proteins on pre-autophagosomal structures (PubMed:23112293, PubMed:26343456, PubMed:28395732, PubMed:29458288, PubMed:31719622, PubMed:31722778, PubMed:32686895, PubMed:33298241). Specifically hydrolyzes the amide bond between the C-terminal glycine residue and an adjacent aromatic residue in ATG8 proteins conjugated to phosphatidylethanolamine (PE), producing an ATG8 protein that cannot be reconjugated by host ATG7 and ATG3 (PubMed:23112293, PubMed:26343456, PubMed:28395732, PubMed:29458288, PubMed:32686895). Mechanistically, Ravz interacts with ATG8 proteins conjugated to PE via its LIR…

Subcellular location

Secreted, Host cytoplasmic vesicle membrane

Experimental structures in the PDB

Compare the prediction with experimentally determined structures of the same protein:

PDB IDMethodResolutionChains and residues
5MS5X-ray1.53 ÅA/B=24-36
5XADX-ray1.88 ÅC/D=12-34
5MS2X-ray2.47 ÅA=1-431
5HZYX-ray2.55 ÅA=49-502
5IO3X-ray2.74 ÅA=1-502
5MS7X-ray2.8 ÅA=20-502
5IZVX-ray2.81 ÅA/B=1-502
5MS8X-ray2.85 ÅA=1-487
5CQCX-ray2.98 ÅA=10-458

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