HEADER    METAL BINDING PROTEIN                   31-DEC-69   7LRB
TITLE     Ni-bound crystal structure of the engineered cyt cb562 variant,
TITLE   2 DiCyt2, crystallized in the presence of Ni(II) (M1) and Cu(II) (M2)
COMPND    MOL_ID: 1;
COMPND   2 MOLECULE: Soluble cytochrome b562;
COMPND   3 CHAIN: A, B;
COMPND   4 MUTATION: YES;
COMPND   5 ENGINEERED: YES;
COMPND   6 MOL_ID: 1;
COMPND   7 Soluble cytochrome b562;
COMPND   8 CHAIN: A, B;
COMPND   9 MUTATION: YES;
COMPND   10 ENGINEERED: YES;
EXPDTA     X-RAY DIFFRACTION
REMARK   2 RESOLUTION.    1.78 ANGSTORMS
DBREF  7LRB A    1   106  UNP    P0ABE7   C562_ECOLX      23    128
DBREF  7LRB B    1   106  UNP    P0ABE7   C562_ECOLX      23    128
SEQRES   1 B  106  ALA ASP LEU GLU ASP ASN MET GLU THR LEU ASN ASP ASN
SEQRES   2 B  106  LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA GLN VAL
SEQRES   3 B  106  LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA LEU ASP
SEQRES   4 B  106  ALA GLN LYS ALA THR PRO PRO LYS LEU GLU ASP LYS SER
SEQRES   5 B  106  PRO ASP SER PRO GLU MET TRP HIS PHE ARG HIS GLY PHE
SEQRES   6 B  106  ASP HIS LEU VAL GLY HIS ILE ASP ASP ALA LEU LYS LEU
SEQRES   7 B  106  ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA
SEQRES   8 B  106  GLU GLN LEU LYS CYS HIS CYS ASN HIS CYS HIS GLN HIS
SEQRES   9 B  106  TYR ARG