cl21675: OprD Superfamily (this model, PSSM-Id:419782 is obsolete and has been replaced by 473930)
outer membrane porin, OprD family
This family includes outer membrane proteins related to OprD. OprD has been described as a serine type peptidase. However the proposed catalytic residues are not conserved suggesting that many of these proteins are not peptidases.
Jiyao W et al.(2023). "The conserved domain database in 2023.",