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. 2015 Feb 2;10(2):e0116270. doi: 10.1371/journal.pone.0116270

Table 1. List of proteins differentially regulated amongst different p53 genotypes.

Protein Findings from the current study Accession number Overall Functions Established relationships with p53
Bone marrow
Proteasome (Prosome Macropain) 26S Subunit, ATPase, 5 (PSMC5): Decreased in p53+ treated P62196 Protein turnover, negative regulation of transcription. 26S proteasome involved in degradation of ubiquitinated p53 [54]
40S ribosomal protein SA (RPSA): Decreased in p53+ treated P14206 40S ribosomal subunit assembly, laminin receptor, cell fate determination and tissue morphogenesis.
Actin-related protein 2/3 Complex, Subunit 5, 16 kDa (ARPC5): Decreased in p53+ treated Q9CPW4 Actin polymerization, cilium biogenesis/degradation
Alpha enolase: Decreased in p53+ treated Increased in Δ 122p53 P17182 Multifunctional enzyme, glycolysis, growth control, hypoxia tolerance, inflammation*
Creatine kinase M-type (CKM): Decreased in p53+ treated P07310 Phosphocreatine biosynthesis
Eukaryotic translation initiation factor 4H (EIF4H): Decreased in p53+ treated Q9WUK2 Protein biosynthesis
F-actin capping protein subunit beta (CAPZB): Decreased in p53+ treated P47757 Actin filament growth, cell morphology and cytoskeletal organization Interacts with p53 [55]
Ferritin light chain 1: Decreased in mΔ pro treated P29391 Iron storage and homeostasis
Plastin-2 (LCP1): Decreased in p53+ treated Q61233 T-cell activation, actin filament bundle assembly, organ regeneration, and intracellular protein transport
Proteasome subunit alpha type-1 (PSMA1): Decreased in p53+ treated Q9R1P4 Protein turnover, negative regulation of inflammation 26S proteasome involved in degradation of ubiquitinated p53 [54]
T-complex protein 1 subunit epsilon (CCT5) : Decreased in Δ 122p53 P80316 Molecular chaperone, and ciliogenesis p53 binds to CCT complex, required for correct p53 folding [56]
Transgelin (TAGLN): Increased in Δ 122p53 P37804 Organ development
Triosephosphate isomerase (TPI1) Decreased in p53+ treated P17751 Gluconeogenesis, glycolysis, pentose phosphate pathway
Thymus
Annexin A5 (ANXA5): Increased in p53+ treated Decreased in Δ 122p53 P48036 Anticoagulant
ATP synthase subunit beta, mitochondrial (ATP5B): Increased in p53+ treated P56480 ATP synthesis, ion transport
Elongation factor 2 (EEF2): Increased in p53+ treated P58252 Protein biosynthesis Interacts with p53 [57]
F-actin capping protein subunit beta (CAPZB): Increased in p53+ treated P47757 Actin filament growth, cell morphology and cytoskeletal organization Interacts with p53 [55]
Heat shock protein 90kDa alpha (cytosolic), class B member 1 (HSP90-beta) Increased in Δ 122p53, mΔ pro, and p53- P11499 Molecular chaperone Interacts with p53 [58]. p53 reduces HSP90AB1 expression [59]
Heterogeneous nuclear ribonucleoprotein K (HNRNPK): Increased in p53+ treated Increased in Δ 122p53 untreated P61979 Transcription regulation, and mRNA processing and splicing Transcriptional co-factor for p53 mediated gene transcription [60, 61, 63]
Lamin-B1 (LMNB1): Increased in p53+ treated P14733 Regulation of JNK signaling and G2/M procession Senescence induced by Lamin B is reversed upon p53 inactivation [62]
Proteasome subunit alpha type-1 (PSMA1): Increased in p53+ treated Q9R1P4 Protein turnover, negative regulation of inflammation 26S proteasome involved in degradation of ubiquitinated p53 [54]
Proteasome subunit alpha type-3 (PSMA3): Increased in p53+ treated O70435 Protein turnover 26S proteasome involved in degradation of ubiquitinated p53 [54]
Proteasome subunit beta type 8 (PSMB8): Increased in p53+ treated P28063 Antigen processing and presentation, and proteolysis 26S proteasome involved in degradation of ubiquitinated p53 [54]
Transketolase (TKT): Increased in Δ 122p53 P40142 Pentose phosphate pathway
Translationally-controlled tumor protein (TPT1): Decreased in p53+ treated. Increased in Δ 122p53 P63028 Allergy response, anti-apoptosis, and cell cycle regulation Interacts with p53 [63, 64]. Is a transactivation target of p53 [64]
Tropomyosin alpha-1 chain (TPM1): Increased in p53+ treated P58771 Cardiac muscle contraction, and stabilizing cytoskeleton actin filaments
14–3–3 protein epsilon(14–3–3E): Increased in Δ 122p53, mΔ pro, and p53- P62259 Adapter protein 14–3–3 proteins interact with p53 [65, 66]
14–3–3 protein eta Increased in p53+ treated P68510 Adapter protein
14–3–3 protein gamma Increased in p53+ treated P61982 Adapter protein
14–3–3 protein zeta/delta Increased in p53+ treated P63101 Adapter protein
Lung
Aldehyde dehydrogenase mitochondrial (ALDH2): Decreased in p53+ treated Increased in Δ 122p53 P47738 Metabolism
26S proteasome non-ATPase regulatory subunit 3 (PSMD3): Increased in p53+ treated P14685 Protein turnover 26S proteasome involved in degradation of ubiquitinated p53 [54]
Destrin Increased in p53+ treated Q9R0P5 Actin filament depolymerization
Valosin containing protein (VCP): Decreased in p53+ treated. Increased in Δ 122p53 Q01853 DNA damage and repair Interacts with p53 [48]