COMPND MOL_ID: 12; COMPND 2 MOLECULE: V-type proton ATPase catalytic subunit A; COMPND 3 CHAIN: C, A, B; COMPND 4 EC: 7.1.2.2; EXPDTA ELECTRON MICROSCOPY DBREF 6WM3 C 1 617 UNP P38606 VATA_HUMAN 1 617 SEQRES 1 C 69 THR PHE GLY TYR VAL HIS GLY VAL SER GLY PRO VAL VAL SEQRES 2 C 69 THR ALA CYS ASP MET ALA GLY ALA ALA MET TYR GLU LEU SEQRES 3 C 69 VAL ARG VAL GLY HIS SER GLU LEU VAL GLY GLU ILE ILE SEQRES 4 C 69 ARG LEU GLU GLY ASP MET ALA THR ILE GLN VAL TYR GLU SEQRES 5 C 69 GLU THR SER GLY VAL SER VAL GLY ASP PRO VAL LEU ARG SEQRES 6 C 69 THR GLY LYS PRO