TITLE     Cryo-EM structure of human full-length extrasynaptic alpha4beta3delta
TITLE   2 GABA(A)R in complex with GABA, histamine and nanobody Nb25 in a
TITLE   3 pre-open/closed state
COMPND    MOL_ID: 2;
COMPND   2 MOLECULE: Gamma-aminobutyric acid receptor subunit beta-3;
COMPND   3 CHAIN: B, C, D;
COMPND   4 ENGINEERED: YES;
EXPDTA     ELECTRON MICROSCOPY
DBREF  7QN9 D  -24   448  UNP    P28472   GBRB3_HUMAN      1    473
SEQRES   1 D  210  ASN MET SER PHE VAL LYS GLU THR VAL ASP LYS LEU LEU
SEQRES   2 D  210  LYS GLY TYR ASP ILE ARG LEU ARG PRO ASP PHE GLY GLY
SEQRES   3 D  210  PRO PRO VAL CYS VAL GLY MET ASN ILE ASP ILE ALA SER
SEQRES   4 D  210  ILE ASP MET VAL SER GLU VAL ASN MET ASP TYR THR LEU
SEQRES   5 D  210  THR MET TYR PHE GLN GLN TYR TRP ARG ASP LYS ARG LEU
SEQRES   6 D  210  ALA TYR SER GLY ILE PRO LEU ASN LEU THR LEU ASP ASN
SEQRES   7 D  210  ARG VAL ALA ASP GLN LEU TRP VAL PRO ASP THR TYR PHE
SEQRES   8 D  210  LEU ASN ASP LYS LYS SER PHE VAL HIS GLY VAL THR VAL
SEQRES   9 D  210  LYS ASN ARG MET ILE ARG LEU HIS PRO ASP GLY THR VAL
SEQRES  10 D  210  LEU TYR GLY LEU ARG ILE THR THR THR ALA ALA CYS MET
SEQRES  11 D  210  MET ASP LEU ARG ARG TYR PRO LEU ASP GLU GLN ASN CYS
SEQRES  12 D  210  THR LEU GLU ILE GLU SER TYR GLY TYR THR THR ASP ASP
SEQRES  13 D  210  ILE GLU PHE TYR TRP ARG GLY GLY ASP LYS ALA VAL THR
SEQRES  14 D  210  GLY VAL GLU ARG ILE GLU LEU PRO GLN PHE SER ILE VAL
SEQRES  15 D  210  GLU HIS ARG LEU VAL SER ARG ASN VAL VAL PHE ALA THR
SEQRES  16 D  210  GLY ALA TYR PRO ARG LEU SER LEU SER PHE ARG LEU LYS
SEQRES  17 D  210  ARG ASN