Sensitive and Submitted to the Holy Spirit

What is the mark of a believer who has been baptized by the Holy Spirit? Is it marked by spiritual gifts, or is there another indication? Paul, in his letter to the church in Galatia, writes about the fruit of the Spirit—love, joy, peace, patience, kindness, goodness, faithfulness, gentleness, self-control–and how that can be a true mark of someone who is filled with the Holy Spirit