diff --git a/unipept-index/install.sh b/unipept-index/install.sh
index 6dbe29d..64f0b19 100755
--- a/unipept-index/install.sh
+++ b/unipept-index/install.sh
@@ -16,28 +16,27 @@ trap 'error_exit "An unexpected error occurred."' ERR
 # Define variables
 FEATURE_DIR="/unipept-index-data"
 VERSION_OPTION="${VERSION:-latest}"
-GITHUB_API="https://api.github.com/repos/unipept/unipept-index/releases"
+GITHUB_API_INDEX="https://api.github.com/repos/unipept/unipept-index/releases"
+GITHUB_API_DATABASE="https://api.github.com/repos/unipept/unipept-database/releases"
 
 # Create the feature directory if it doesn't exist
 mkdir -p "$FEATURE_DIR"
 
 # Function to get releases from GitHub
 get_releases() {
-    curl -s "$GITHUB_API" | jq -r '.[] | .tag_name' || error_exit "Failed to retrieve releases from GitHub."
+    curl -s "$GITHUB_API_INDEX" | jq -r '.[] | .tag_name' || error_exit "Failed to retrieve releases from GitHub."
 }
 
 # Function to download and extract the specified version
 download_and_extract() {
-    local version=$1
+    local version="$1"
+    local zip_file_name="$2"
+    local github_url="$3"
     local release_url
-    local zip_file_name
     local zip_file
 
-    # Construct the expected ZIP file name based on the version date
-    zip_file_name="index_SP_${version}.zip"
-
     # Get the release URL for the specific ZIP file
-    release_url=$(curl -s "$GITHUB_API" | jq -r --arg zip_name "$zip_file_name" '.[] | .assets[] | select(.name == $zip_name) | .browser_download_url')
+    release_url=$(curl -s "$github_url" | jq -r --arg zip_name "$zip_file_name" --arg date "$version" '.[] | .assets[] | select(.created_at | contains($date)) | select(.name == $zip_name) | .browser_download_url')
 
     # Check if release URL is found
     if [ -z "$release_url" ]; then
@@ -89,17 +88,93 @@ download_version() {
         # Extract the date part from the latest version
         latest_version_date=${latest_version#*SP_}; latest_version_date=${latest_version_date%.zip}
 
-        download_and_extract "$latest_version_date"
+        # First, download the zip file containing the index files
+        download_and_extract "$latest_version_date" "index_SP_${latest_version_date}.zip" "$GITHUB_API_INDEX"
+        # Then, download the zip file containing the database files
+        download_and_extract "$latest_version_date" "suffix-array.zip" "$GITHUB_API_DATABASE"
         echo "Successfully downloaded and extracted the latest version: $latest_version_date"
     else
         # Attempt to download the specified version
-        download_and_extract "$VERSION_OPTION" || {
+        download_and_extract "$VERSION_OPTION" "index_SP_${VERSION_OPTION}.zip" "$GITHUB_API_INDEX" || {
             echo "No release available for the specified date: $VERSION_OPTION"
             list_last_10_releases
             exit 1
         }
+        download_and_extract "$VERSION_OPTION" "suffix-array.zip" "$GITHUB_API_DATABASE"
+        echo "Successfully downloaded and extracted version: $VERSION_OPTION"
     fi
 }
 
-# Call the function to download the specified version
+DB_TMP_DIR="~/db_schemas/"
+DB_USER="root"
+DB_PASSWORD="root_pass"
+
+# We also need to install and setup a small MySQL database that requires the UniProt-entries to be loaded in before-
+# hand. There's will be used by the Unipept API to retrieve functional annotations and other metadata.
+setup_database() {
+    echo "Started constructing database..."
+
+    # First, download the database schemas that are required for the suffix array
+    mkdir -p "$DB_TMP_DIR"
+
+    # Download the database schema
+    wget -q "https://raw.githubusercontent.com/unipept/unipept-database/master/schemas_suffix_array/structure_no_index.sql" -O "$DB_TMP_DIR/structure_no_index.sql"
+    # Download an SQL-file that starts building indices for the database
+    wget -q "https://raw.githubusercontent.com/unipept/unipept-database/master/schemas_suffix_array/structure_index_only.sql" -O "$DB_TMP_DIR/structure_index_only.sql"
+
+    # Install mariadb-server from apt without user interaction
+    export DEBIAN_FRONTEND="noninteractive"
+    sudo debconf-set-selections <<< "mariadb-server mysql-server/root_password password $DB_PASSWORD"
+    sudo debconf-set-selections <<< "mariadb-server mysql-server/root_password_again password $DB_PASSWORD"
+
+    apt update && apt install -y lz4 mariadb-server
+
+    # Start MariaDB service
+    service mariadb start
+
+    # Import the SQL files into the database
+    mysql -uroot -p"$DB_PASSWORD" < "$DB_TMP_DIR/structure_no_index.sql"
+
+    # Load the UniProt-entries into the database
+    lz4 -dcfm "$FEATURE_DIR/uniprot_entries.tsv.lz4" | mariadb  --local-infile=1 -uroot -p"$DB_PASSWORD" unipept -e "LOAD DATA LOCAL INFILE '/dev/stdin' INTO TABLE uniprot_entries;SHOW WARNINGS" 2>&1
+
+    # Build the database indices
+    mysql -uroot -p"$DB_PASSWORD" unipept < "$DB_TMP_DIR/structure_index_only.sql"
+
+    echo "Constructing database finished..."
+}
+
+# Correctly move and extract the files required for the datastore used by the Unipept API.
+initialize_datastore() {
+    mkdir -p "$FEATURE_DIR/datastore"
+
+    # Iterate over each .lz4 file in the source directory
+    for lz4_file in "$FEATURE_DIR"/*.tsv.lz4; do
+        # Check if the file exists (in case no .lz4 files are present)
+        if [[ -f "$lz4_file" ]]; then
+            # Extract the file name without the .lz4 extension
+            filename=$(basename "$lz4_file" .lz4)
+
+            # Extract the .lz4 file to the target subdirectory
+            lz4 -d "$lz4_file" "$FEATURE_DIR/datastore/$filename"
+
+            # Delete original file (we no longer need this)
+            rm "$lz4_file"
+
+            echo "Extracted $lz4_file to $FEATURE_DIR/datastore/$filename"
+        else
+            echo "No .lz4 files found in $FEATURE_DIR"
+        fi
+    done
+
+    # Download sample data JSON-file (required for the API)
+    wget -q "https://raw.githubusercontent.com/unipept/unipept-database/master/schemas_suffix_array/sampledata.json" -O "$FEATURE_DIR/datastore/sampledata.json"
+
+    # Keep track of the current database version inside of the `.version` file
+    echo ""
+}
+
+# Start the setup process
 download_version
+setup_database
+initialize_datastore
diff --git a/unipept-index/~/db_schemas/structure_index_only.sql b/unipept-index/~/db_schemas/structure_index_only.sql
new file mode 100644
index 0000000..948ca77
--- /dev/null
+++ b/unipept-index/~/db_schemas/structure_index_only.sql
@@ -0,0 +1,13 @@
+SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0;
+SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0;
+SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='TRADITIONAL';
+
+-- -----------------------------------------------------
+-- Table `unipept`.`uniprot_entries`
+-- -----------------------------------------------------
+ALTER TABLE uniprot_entries ADD INDEX fk_uniprot_entries_taxons (taxon_id ASC);
+ALTER TABLE uniprot_entries ADD UNIQUE INDEX idx_uniprot_entries_accession (uniprot_accession_number ASC);
+
+SET SQL_MODE=@OLD_SQL_MODE;
+SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
+SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;
diff --git a/unipept-index/~/db_schemas/structure_no_index.sql b/unipept-index/~/db_schemas/structure_no_index.sql
new file mode 100644
index 0000000..84cd4dd
--- /dev/null
+++ b/unipept-index/~/db_schemas/structure_no_index.sql
@@ -0,0 +1,30 @@
+SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0;
+SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0;
+SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='TRADITIONAL';
+
+-- Drop the old database. This database will be recreated further on during this script!
+DROP DATABASE IF EXISTS `unipept`;
+
+CREATE SCHEMA IF NOT EXISTS `unipept` DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci ;
+USE `unipept` ;
+
+-- -----------------------------------------------------
+-- Table `unipept`.`uniprot_entries`
+-- -----------------------------------------------------
+CREATE  TABLE IF NOT EXISTS `unipept`.`uniprot_entries` (
+  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT ,
+  `uniprot_accession_number` CHAR(10) ASCII NOT NULL ,
+  `version` SMALLINT UNSIGNED NOT NULL ,
+  `taxon_id` MEDIUMINT UNSIGNED NOT NULL ,
+  `type` ENUM('swissprot', 'trembl') NOT NULL ,
+  `name`VARCHAR(150) NOT NULL ,
+  `protein` TEXT NOT NULL ,
+  `fa` TEXT NOT NULL ,
+  PRIMARY KEY (`id`))
+ENGINE = InnoDB
+DEFAULT CHARACTER SET = ascii
+COLLATE = ascii_general_ci;
+
+SET SQL_MODE=@OLD_SQL_MODE;
+SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
+SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;