GATK Germline Variant Calling Tutorial: FASTQ to High-Quality Variants — WGS Guide

🧬 Master Whole Genome Sequencing Analysis: Complete GATK Pipeline for Absolute Beginners Learn how to analyze whole genome sequencing (WGS) data from raw FASTQ files to high-quality, annotated genetic variants using the industry-standard GATK (Genome Analysis Toolkit) pipeline. This comprehensive tutorial breaks down every step of the workflow with clear explanations designed for bioinformatics beginners. 🔗 COMPLETE WRITTEN TUTORIAL: https://ngs101.com/how-to-analyze-who... ⏱️ VIDEO TIMESTAMPS: 0:00 Introduction to Whole Genome Sequencing & GATK Workflow 2:21 Environment Setup & Reference Genome Preparation 4:31 Quality Control & Read Alignment with BWA-MEM 6:20 Post-Alignment QC: Duplicate Marking & Base Recalibration 10:41 Variant Calling & SNP Recalibration with VQSR 13:48 INDEL Recalibration & Understanding VCF File Format 16:39 Functional Annotation & Quality Assessment Benchmarks 📚 WHAT YOU'LL LEARN: ✅ Set up a complete bioinformatics environment with conda ✅ Download and prepare reference genomes (GRCh38/hg38) ✅ Perform quality control on raw sequencing data ✅ Align reads to the reference genome using BWA-MEM ✅ Mark duplicates and recalibrate base quality scores (BQSR) ✅ Call variants using HaplotypeCaller in GVCF mode ✅ Apply machine learning-based filtering (VQSR) ✅ Annotate variants with functional predictions ✅ Interpret VCF files and assess analysis quality ✅ Validate results against established benchmarks 🔔 SUBSCRIBE for more bioinformatics tutorials that make complex NGS analysis accessible to everyone! 👍 If this tutorial helped advance your research, please LIKE, COMMENT, and SHARE to help other researchers discover these resources! --- #WholeGenomeSequencing #GATK #Bioinformatics #NGS #VariantCalling #Genomics #ComputationalBiology #GeneticVariants #DNASequencing #BioinformaticsTutorial #WGS #GATKWorkflow #VariantAnalysis #GenomeAnalysis #PrecisionMedicine #NGSLearningHub