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. 2026 Aug 14;21(5):917–928. doi: 10.1016/j.jtumed.2026.07.012

Table 2.

Paralogous genes, chromosomal locations, protein accession numbers, and important molecular functions for tumor suppressor gene families.

Genes Paralogues Chromosomal location Protein accession number Molecular functions
CDH1
CDH11 16 P55287 Calcium ion binding
Adherens junction organization
CDH8 16 P55286 Identical protein binding, calcium ion binding
CDH17 8 Q12864 Integrin binding, calcium ion binding
PCDH7 4 O60245 Cyclase activity, antioxidant activity, oxidoreductase activity
CDH20 18 Q9HBT6 Ligase activity, protein tag activity
JAK2
JAK1 1 P23458 ATP binding
Growth hormone receptor binding
LCK 1 P06239 Identical protein binding, protein kinase binding
PTK2 8 Q05397 Integrin binding
Protein phosphatase binding
FER 5 P16591 Lipid binding
Protein tyrosine kinase binding
SRMS 20 Q9H3Y6 ATP binding
Signaling receptor binding
PML
TRIM66 11 O15016 Zinc ion binding, nucleoplasm
TRIM5 11 Q9C035 Protein homodimerization activity, protein kinase binding
TRIM10 6 Q9UDY6 Ubiquitin protein ligase activity, zinc ion binding
TRIM43 2 Q96BQ3 –
TRIM43B 2 A6NCK2 Oxidoreductase activity, transferase activity
PTEN
TRIM66 11 O15016 Zinc ion binding, cyclase activity
TRIM5 11 : Q9C035 Transcription coactivator activity, ubiquitin protein ligase activity
TRIM10 6 Q9UDY6 Zinc ion binding, lyase activity
TRIM43B 2 A6NCK2 Structural and molecular activity, transporter activity
EXT1
EXTL3 8 O43909 Magnesium ion binding
Protein hormone receptor activity
EXT2 11 Q93063 Metal ion binding
Protein heterodimerization activity
EXTL1 1 Q92935 Histone binding, protein folding chaperone
EXTL2 1 Q9UBQ6 Manganese ion binding, lyase activity
NPM1
NPM2 8 Q86SE8 Histone binding, RNA binding
NPM3 10 O75607 Chromatin binding, histone binding
VHL No paralogues
VHLL 1 Q6RSH7 Dominant-negative VHL that serves as a protector of hypoxia-inducible factor 1-alpha (HIF-1α)
WRN
RECQL4 8 O94761 ATP binding, bubble DNA binding
RECQL5 17 O94762 ATP binding
Enzyme activator activity
BLM 15 P54132 DNA/DNA annealing activity, DNA helicase activity
RECQL 12 P46063 DNA helicase activity, ATP hydrolysis activity
GPC3
GPC5 3 P78333 DNA binding, RNA binding
GPC2 7 Q8N158 Ligase activity, protein tag activity
GPC4 X O75487 Catalytic activity, GTPase activity
GPC1 2 P35052 Copper ion binding
Fibroblast growth factor binding
GPC6 13 Q9Y625 Isomerase activity ligase activity
SOCS1
GPC5 13 P78333 Cyclase activity, antioxidant activity
GPC2 7 Q8N158 RNA metabolic process, protein folding
GPC4 X O75487 Hydrolase activity, lyase activity
GPC1 2 P35052 Copper ion binding
Fibroblast growth factor binding
GPC6 13 Q9Y625 Ligase activity, protein tag activity