HEADER    CYTOSOLIC PROTEIN                       31-DEC-69   6Y21
TITLE     Crystal structure of delta466-491 cystathionine beta-synthase from
TITLE   2 Toxoplasma gondii with L-Cystathionine
COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: Cystathionine beta-synthase;
COMPND   3 CHAIN: D, A, B;
COMPND   4 EC: 4.2.1.22;
COMPND   5 ENGINEERED: YES;
EXPDTA     X-RAY DIFFRACTION
REMARK   2 RESOLUTION.    3.60 ANGSTORMS
DBREF  6Y21 D    1   514  UNP    A0A125YS A0A125YSJ9_      1    514
SEQRES   1 D  168  HIS TYR ASP VAL THR ALA GLU GLU ILE ILE THR GLN CYS
SEQRES   2 D  168  ASP GLY ASP ILE ASP MET VAL VAL ILE GLY ALA GLY THR
SEQRES   3 D  168  GLY GLY THR ILE THR GLY ILE GLY ARG LYS ILE LYS GLU
SEQRES   4 D  168  ARG CYS PRO LYS CYS LYS VAL VAL GLY VAL ASP PRO LYS
SEQRES   5 D  168  GLY SER ILE LEU ALA VAL PRO ASP SER LEU ASN ASP GLU
SEQRES   6 D  168  LYS ARG LEU GLN SER TYR GLU VAL GLU GLY ILE GLY TYR
SEQRES   7 D  168  ASP PHE VAL PRO GLY VAL LEU ASP ARG LYS VAL VAL ASP
SEQRES   8 D  168  GLU TRP VAL LYS VAL GLY ASP ALA GLU SER PHE THR THR
SEQRES   9 D  168  ALA ARG ALA ILE ILE ARG ASN GLU GLY LEU PHE VAL GLY
SEQRES  10 D  168  GLY SER SER GLY ALA ASN VAL TRP GLY ALA LEU GLN ALA
SEQRES  11 D  168  ALA ARG GLN LEU LYS LYS GLY GLN LYS CYS VAL VAL LEU
SEQRES  12 D  168  LEU PRO ASP SER SER ARG ASN TYR MET SER LYS PHE ILE
SEQRES  13 D  168  SER ASP GLU TRP MET ALA GLU HIS GLY PHE ALA PRO