DNA Base Pair Calculator
Analyze DNA sequence composition, generate complementary strands, and calculate molecular properties.
DNA Sequence Input
Non-ATGC characters will be removed
Base Pairing Rules
A = T (2 H-bonds)
G = C (3 H-bonds)
Sequence Length
17 bp
Single-stranded DNA
Nucleotide Composition
A
4
23.5%
T
4
23.5%
G
5
29.4%
C
4
23.5%
Complementary Strand
5'-ATGCGATCGATCGATCG-3'
3'-TACGCTAGCTAGCTAGC-5'
Molecular Properties
GC Content52.9%
AT Content47.1%
Molecular Weight5610 Da
Melting Temperature (Tm)47.1°C
Hydrogen Bonds23
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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.