GC Content Calculator

Calculate GC content, AT content, nucleotide skew, and composition patterns in DNA/RNA sequences.

Sequence Input

DNA/RNA Sequence

Sliding Window Size

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