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Table 1 The XP genes

From: Xeroderma pigmentosum

Gene

No of exons

Chromosomal locationa

Protein size (aa)

Protein function

Defective pathway

XPA

6

9q22.33

273

Damage verification

NER

XPB/ERCC3

15

2q14.3

782

Helicase

NER

XPC

16

3p25.1

940

Damage recognition

NER (GGR)

XPD/ERCC2

23

19q13.32

760

Helicase

NER

XPE/DDB2

10

11p11.2

427

Damage recognition

NER (GGR)

XPF/ERCC4

11

16p13.12

916

Nuclease

NER

XPG/ERCC5

15

13q33.1

1186

Nuclease

NER

XPV/POLH

11

6p21.1

713

Polymerase

TLS

  1. Abbreviations. NER: Nucleotide excision repair; GGR: global genome repair sub-pathway; TLS: translesion synthesis.
  2. a From [23].