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Table 3 Correlations between GC content and the frequency of GC-rich and GC-poor amino acids

From: The evolutionary differentiation of two histone H2A.Z variants in chordates (H2A.Z-1 and H2A.Z-2) is mediated by a stepwise mutation process that affects three amino acid residues

Histone H2A

Spearman rank correlation coefficient, rS

P-value

H2A.Z-1

  

Genomic GC vs. GAPW (GC-rich)

-0.425

0.080

Genomic GC vs. FYMINK (GC-poor)

0.054

0.832

Genomic GC vs. Alanine

-0.323

0.191

Genomic GC vs. Lysine

-0.030

0.906

H2A.Z-2

  

Genomic GC vs. GAPW (GC-rich)

0.024

0.906

Genomic GC vs. FYMINK (GC-poor)

0.293

0.143

Genomic GC vs. Alanine

-0.098

0.635

Genomic GC vs. Lysine

0.268

0.185