Nucleic Acids and Proteins

📘 Nucleic Acids and Proteins (2025–2026 Edition)

Nucleic Acids & Proteins (2025–2026 Edition) is a comprehensive & research-oriented mobile app for Biochemistry, Molecular Biology, Biotechnology, Life Sciences, & Biomedical students. It provides full syllabus coverage, MCQs, quizzes, & analytical tools for exam preparation, lab research, & advanced studies. The book emphasizes biomolecular structure, function, interaction, enzymology, & applications in biotechnology & medicine.

🧬 Unit 1: Introduction to Macromolecules
• Overview of biomolecules: proteins & nucleic acids
• Chemical composition & bonding in macromolecules
• Types of non-covalent interactions in biomolecules
• Hydrophobic effect & macromolecular assembly
• Covalent vs. non-covalent stabilization
• Biological functions of proteins & nucleic acids

🧪 Unit 2: Nucleotides & Nucleic Acid Structure
• Structure and classification of nucleotides
• Nucleosides vs. nucleotides: structural differences
• DNA and RNA components: purines & pyrimidines
• Sugar–phosphate backbone & phosphodiester bonds
• Double helix models (A, B, Z forms)

🧫 Unit 3: DNA Replication & Repair Mechanisms
• DNA polymerases & processivity
• Origin of replication & initiation mechanisms
• Leading vs lagging strand synthesis
• Replication fork dynamics & helicase function
• Proofreading & mismatch repair

🔬 Unit 4: Transcription & RNA Processing
• RNA polymerase structure & function
• Promoters, enhancers, & transcription factors
• Initiation, elongation, & termination in transcription
• mRNA capping, polyadenylation, & splicing
• Types of RNA: mRNA, tRNA, rRNA, snRNA, miRNA, siRNA

🧾 Unit 5: Genetic Code & Translation
• The triplet codon system & start-stop codons
• Wobble base pairing & codon usage
• Structure & charging of tRNA
• Ribosome structure: prokaryotic vs eukaryotic
• Translation initiation, elongation, & termination

📊 Unit 6: Amino Acids & Peptides
• Classification of amino acids based on side chains
• Acid-base properties & isoelectric points
• Peptide bond formation & resonance structures
• Essential vs. non-essential amino acids
• Non-proteinogenic amino acids & derivatives

🧬 Unit 7: Protein Structure & Folding
• Primary, secondary, tertiary, & quaternary structure
• α-helices, β-sheets, loops, & turns
• Protein folding pathways & intermediates
• Role of chaperones & folding enzymes
• Structural motifs & domains

🧪 Unit 8: Enzyme Structure & Catalysis
• General properties of enzymes
• Active sites & substrate binding
• Enzyme kinetics: Michaelis–Menten & Lineweaver–Burk
• Catalytic mechanisms (acid-base, covalent, metal ion)

🧫 Unit 9: Protein–Nucleic Acid Interactions
• DNA-binding motifs (zinc fingers, leucine zippers, helix-turn-helix)
• Protein recognition of specific DNA sequences
• RNA-binding domains & RNA–protein complexes
• Transcription factors & gene regulation
• CRISPR-Cas systems & targeted nucleic acid recognition

🔬 Unit 10: Analytical & Biophysical Techniques
• UV-Vis spectroscopy of nucleic acids & proteins
• Gel electrophoresis & blotting techniques
• Chromatographic separation: ion exchange, size exclusion, affinity
• Mass spectrometry for sequence & structural analysis
• Circular dichroism & fluorescence spectroscopy

🧾 Unit 11: Nucleic Acids & Proteins in Biotechnology
• Recombinant DNA technology & cloning
• Gene editing (CRISPR-Cas9, TALENs, ZFNs)

📊 Unit 12: Applications in Health and Disease
• Molecular basis of genetic disorders
• Oncogenes, tumor suppressors, & mutations

✨This app is inspired by the authors:
Victor A. Bloomfield, Donald M. Crothers, Ignacio Tinoco Jr., Shawn Doonan, Roger L. P. Adams, & John T. Knowler.

📲 Download now from Play Store to access the complete Nucleic Acids & Proteins (2025–2026 Edition) with full syllabus, MCQs, quizzes, analytical techniques, & research-oriented learning.