P81277: Prolactin-releasing peptide (PRLH)

Prolactin-releasing peptide (PRLH) is a 87-residue protein from Homo sapiens. This is its AlphaFold structure prediction, created 1 Aug 2025. UniProt accession: P81277.

Gene
PRLH
Organism
Homo sapiens
Length
87 residues
Mean pLDDT
65.9
Model
AF-P81277-F1 v6
Model created
1 Aug 2025
PDB structures
4

Explore in 3D Color by confidence AlphaFold DB UniProt

Model confidence (pLDDT)

The mean pLDDT of this model is 65.9 (low 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 accurate16%
70 to 90Confident: backbone generally right18%
50 to 70Low: treat with caution54%
Below 50Very low: often disordered regions12%

What pLDDT means and how to read it

Function

Stimulates prolactin (PRL) release and regulates the expression of prolactin through its receptor GPR10. May stimulate lactotrophs directly to secrete PRL

Subcellular location

Secreted

Experimental structures in the PDB

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

PDB IDMethodResolutionChains and residues
9K27EM2.68 ÅF=23-53
8ZPTEM2.96 ÅL=34-53
8ZPSEM2.97 ÅL=34-53
9K26EM3.0 ÅF=23-53

More AlphaFold highlights

About this viewer

MolViewer loads the AlphaFold model straight from AlphaFold DB into your browser. Show it as a cartoon, color by pLDDT, measure distances and angles, and load a PDB structure next to it to compare.