pfam12769: PNTB_4TM (This model is not part of the current CDD release)
4TM region of pyridine nucleotide transhydrogenase, mitoch
PNTB_4TM is the region upstream of family PNTB, pfam02233, that carries four of this transporters transmembrane regions. PNTB is the beta-subunit of pyridine nucleotide transhydrogenase. This family forms part of the Proton-translocating Transhydrogenase (PTH) Family.