| Protein | Description | Clinical significance | References |
| PSA | Prostate-specific antigen | Diagnosis (prostatic metastasis) | [84] | P501S | Prostein | Diagnosis (prostatic metastasis) | [84, 85] | PSCA | Prostate stem cell antigen | Diagnosis (incl. metastasis), prognosis (↑) | [86–88] | AMACR/P504S | -methylacyl-CoA racemase | Diagnosis (↑) | [89–91, 94, 110, 114] | HMWCK | High-molecular-weight cytokeratin | Diagnosis (↓) | [101, 103–105, 110] | ANXA3 | Annexin A3 | Prognosis (↓) | [166] | CgA | Chromogranin A | Prognosis (↑), treatment outcome | [144–147] | OPN | Osteopontin | Prognosis (↑) | [167] | ZAG | Zinc-alpha 2-glycoprotein | Prognosis (↓) | [168, 169] | PSMA | Prostate-specific membrane antigen | Diagnosis, prognosis (↑) | [170, 171] | GOLPH2 | Golgi phosphoprotein 2 | Diagnosis (↑) | [99, 100] | GST-pi | Glutathione-S-transferase-pi | Diagnosis (↓) | [172] | HPN | Hepsin | Diagnosis (↑) | [173, 174] | Maspin | Maspin protein/Serpin B5 | Diagnosis (↓, aberrant nuclear distribution) | [172, 175, 176] | MMP9 | Matrix metallopeptidase 9 | Prognosis (↑) | [177, 178] | PDEF/hPSE | Prostate-derived Ets transcription factor | Diagnosis, prognosis (↓) | [177, 179, 180] | SPINK1/TATI | Serine protease inhibitor Kazal-type 1/Tumor-associated trypsin inhibitor | Diagnosis, prognosis (↑) | [181, 182] | Ki67 | Antigen KI-67 | Prognosis (↑), treatment outcome | [121, 122, 183] | B7-H3 and B7x | B7 family members | Prognosis (↑) | [131, 133] | p53 | Cellular tumor antigen p53 | Diagnosis (↑), treatment outcome | [134, 135] | p27 | Protein p27 | Prognosis (↓) | [184, 185] | p16 | Protein p16 | Prognosis (↓), treatment outcome | [186, 187] | uPA | Urokinase-type plasminogen activator | Prognosis (↑), treatment outcome | [188, 189] | MCT2 | Monocarboxylate transporter 2 | Diagnosis (↑) | [190] | AR | Androgen receptor | Prognosis (↓), treatment outcome | [119, 191] | PTEN | Phosphatase and tensin homologue | Prognosis (↓), treatment outcome | [115, 117–119, 183] | MSMB/PSP94 | β-Microseminoprotein/prostate secretory protein 94 | Prognosis (↑) | [192] | EZH2 | Histone-lysine N-methyltransferase | Prognosis (↑) | [185, 193] | HSP27 | Heat shock 27 kDa protein | Prognosis (↑) | [194, 195] | ErbB2/HER2 | Receptor tyrosine-protein kinase erbB-2 | Prognosis (↑) | [196, 197] | NKX3.1 | Homeobox protein Nkx-3.1 | Diagnosis (prostatic metastasis) | [198] | c-Myc | Myc protooncogene protein | Prognosis (↑), treatment outcome | [183, 185] | BIRC5 | Baculoviral IAP repeat-containing protein 5/Survivin | Prognosis (↓) | [199, 200] | KLK4 | Kallikrein-4 | Prognosis (↓) | [201] | TERT | Telomerase reverse transcriptase | Prognosis (↑), treatment outcome | [202, 203] | CRISP3 | Cysteine-rich secretory protein 3 | Diagnosis, prognosis (↑), treatment outcome | [95, 204] | BCL2 | Apoptosis regulator Bcl-2 | Prognosis (↑), treatment outcome | [139–141] | COX2 | Prostaglandin G/H synthase 2 | Treatment outcome | [124, 128, 130] | VEGF-A | Vascular endothelial growth factor A | Prognosis (↑), treatment outcome | [205, 206] | HIF-1 | Hypoxia-inducible factor 1-alpha | Treatment outcome | [207, 208] |
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