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. 2021 Oct 30;23(5):495–502. doi: 10.22074/cellj.2021.7377

Table 1.

A summary overview of the main characteristics of all sperm associated antigen (SPAG) genes


Gene name (Aliases) Chromosome Location Exon count Source (UniProt ID)

SPAG1 8 8q22.2 21 Q07617
SPAG2 (UAP1) 1 1q23.3 13 Q16222
SPAG3 (HSPA2) 14 14q23.3 1 P54652
SPAG4 20 20q11.22 13 Q9NPE6
SPAG5 17 17q11.2 24 Q96R06
SPAG6 10 10p12.2 15 O75602
SPAG7 17 17p13.2 8 O75391
SPAG8 9 9p13.3 9 Q99932
SPAG9 17 17q21.33 34 O60271
SPAG10 (MFGE8) 15 15q26.1 12 Q08431
SPAG11B 8 8p23.1 7 Q08648
SPAG12 (SNU13/NHP2L1) 22 22q13.2 6 P55769
SPAG13 (SSFA2/KRAP) 2 2q31.3 22 P28290
SPAG15 (SPAM1/PH20) 7 7q31.32 9 P38567
SPAG16 2 2q34 33 Q8N0X2
SPAG17 1 1p12 56 Q6Q759
SPAG18 (PSMA5) 1 1p13.3 9 P28066