ACKR2 (Atypical Chemokine Receptor 2): ACKR2 is a receptor, also known as D6, that operates in an unconventional manner by scavenging chemokines from its surroundings rather than signaling through traditional pathways. This function is crucial for regulating inflammatory responses and maintaining immune system balance. By removing chemokines, ACKR2 plays a vital role in controlling inflammation and has been associated with various inflammatory conditions, including asthma, psoriasis, and cancer.