GC Content Calculator
Calculate GC content, AT content, nucleotide skew, and composition patterns in DNA/RNA sequences.
Sequence Input
Formulas
GC% = (G + C) / Total × 100
GC Skew = (G - C) / (G + C)
GC Content
52.0%
Classification: Balanced
Nucleotide Composition
A
6
24.0%
T/U
6
24.0%
G
7
28.0%
C
6
24.0%
Content Analysis
GC Content52.00%
AT Content48.00%
Nucleotide Skew
GC Skew0.0769
G > C (Guanine enriched)
AT Skew0.0000
Balanced
Sliding Window Analysis
Max GC%60.0%
Min GC%40.0%
GC-rich windows (≥60%)5
AT-rich windows (≤40%)3
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.