Q15025: TNFAIP3-interacting protein 1 (TNIP1)

TNFAIP3-interacting protein 1 (TNIP1) is a 636-residue protein from Homo sapiens. This is its AlphaFold structure prediction, created 1 Aug 2025. UniProt accession: Q15025.

Gene
TNIP1
Organism
Homo sapiens
Length
636 residues
Mean pLDDT
70.9
Model
AF-Q15025-F1 v6
Model created
1 Aug 2025
PDB structures
8

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Model confidence (pLDDT)

The mean pLDDT of this model is 70.9 (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 accurate39%
70 to 90Confident: backbone generally right17%
50 to 70Low: treat with caution11%
Below 50Very low: often disordered regions33%

What pLDDT means and how to read it

Function

Inhibits NF-kappa-B activation and TNF-induced NF-kappa-B-dependent gene expression by regulating TAX1BP1 and A20/TNFAIP3-mediated deubiquitination of IKBKG; proposed to link A20/TNFAIP3 to ubiquitinated IKBKG (PubMed:21885437). Involved in regulation of EGF-induced ERK1/ERK2 signaling pathway; blocks MAPK3/MAPK1 nuclear translocation and MAPK1-dependent transcription. Increases cell surface CD4(T4) antigen expression. Involved in the anti-inflammatory response of macrophages and positively regulates TLR-induced activation of CEBPB. Involved in the prevention of autoimmunity; this function implicates binding to polyubiquitin. Involved in leukocyte integrin activation during inflammation;…

Subunit structure

Interacts with TNFAIP3 and IKBKG (polyubiquitinated); facilitates TNFAIP3-mediated de-ubiquitination of NEMO/IKBKG. Interacts with polyubiquitin. Interacts with MAPK1, SELPLG and PIK3CD. Interacts with IRAK1 (polyubiquitinated). Interacts with MYD88; the interaction is indicative for participation in an activated TLR-signaling complex. Interacts with HIV-1 matrix protein. Interacts with TAX1BP1…

Subcellular location

Cytoplasm, Nucleus

Experimental structures in the PDB

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

PDB IDMethodResolutionChains and residues
9D34X-ray1.42 ÅC=120-132
8YFLX-ray1.5 ÅB/D=118-128
8YFMX-ray1.5 ÅB/E=118-128
8YFKX-ray2.0 ÅB/D/F/H=118-128
8YFNX-ray2.3 ÅB/D=118-133
7EALX-ray2.5 ÅB/C/E/F=405-513
7EAOX-ray2.9 ÅB/C=415-513
7EB9X-ray3.2 ÅB/C=415-513

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