HEADER TRANSCRIPTION/DNA 09-APR-02 1LE8 TITLE CRYSTAL STRUCTURE OF THE MATA1/MATALPHA2-3A HETERODIMER BOUND TO DNA TITLE 2 COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-D(*AP*CP*AP*TP*GP*TP*AP*AP*AP*AP*AP*TP*TP*TP*AP*CP*AP*TP COMPND 3 *CP*A)-3'; COMPND 4 CHAIN: C; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: 5'-D(*TP*TP*GP*AP*TP*GP*TP*AP*AP*AP*TP*TP*TP*TP*TP*AP*CP*AP COMPND 8 *TP*G)-3'; COMPND 9 CHAIN: D; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: MATING-TYPE PROTEIN A-1; COMPND 13 CHAIN: A; COMPND 14 FRAGMENT: RESIDUES 74-126; COMPND 15 SYNONYM: MAT A1; COMPND 16 ENGINEERED: YES; COMPND 17 MOL_ID: 4; COMPND 18 MOLECULE: MATING-TYPE PROTEIN ALPHA-2; COMPND 19 CHAIN: B; COMPND 20 FRAGMENT: RESIDUES 128-210; COMPND 21 SYNONYM: MAT ALPHA2, ALPHA-2 REPRESSOR; COMPND 22 ENGINEERED: YES; COMPND 23 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES; SOURCE 5 MOL_ID: 3; SOURCE 6 SYNTHETIC: YES; SOURCE 7 OTHER_DETAILS: THE PEPTIDE WAS CHEMICALLY SYNTHESIZED WITH SOLID SOURCE 8 PHASE PEPTIDE SYNTHESIZER. THE SEQUENCE OF THE PEPTIDE IS NATURALLY SOURCE 9 FOUND IN SACCHAROMYCES CEREVISIAE (YEAST).; SOURCE 10 MOL_ID: 4; SOURCE 11 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE; SOURCE 12 ORGANISM_COMMON: BAKER'S YEAST; SOURCE 13 ORGANISM_TAXID: 4932; SOURCE 14 GENE: MATALPHA2; SOURCE 15 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 16 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 17 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 18 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 19 EXPRESSION_SYSTEM_PLASMID: PAK2 KEYWDS MATALPHA2, ISOTHERMAL TITRATION CALORIMETRY, PROTEIN-DNA COMPLEX, KEYWDS 2 TRANSCRIPTION-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.KE,J.R.MATHIAS,A.K.VERSHON,C.WOLBERGER REVDAT 4 27-OCT-21 1LE8 1 SEQADV REVDAT 3 24-FEB-09 1LE8 1 VERSN REVDAT 2 16-OCT-02 1LE8 1 JRNL REVDAT 1 03-MAY-02 1LE8 0 JRNL AUTH A.KE,J.R.MATHIAS,A.K.VERSHON,C.WOLBERGER JRNL TITL STRUCTURAL AND THERMODYNAMIC CHARACTERIZATION OF THE DNA JRNL TITL 2 BINDING PROPERTIES OF A TRIPLE ALANINE MUTANT OF MATALPHA2 JRNL REF STRUCTURE V. 10 961 2002 JRNL REFN ISSN 0969-2126 JRNL PMID 12121651 JRNL DOI 10.1016/S0969-2126(02)00790-6 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.28 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1698228.820 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.5 REMARK 3 NUMBER OF REFLECTIONS : 11201 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.256 REMARK 3 FREE R VALUE : 0.299 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 548 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.013 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.44 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 63.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1215 REMARK 3 BIN R VALUE (WORKING SET) : 0.4110 REMARK 3 BIN FREE R VALUE : 0.4670 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 63 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.059 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 993 REMARK 3 NUCLEIC ACID ATOMS : 814 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 102 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 44.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 49.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -3.62000 REMARK 3 B22 (A**2) : -3.62000 REMARK 3 B33 (A**2) : 7.25000 REMARK 3 B12 (A**2) : 3.08000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.43 REMARK 3 ESD FROM SIGMAA (A) : 0.46 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.45 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.53 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 18.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.110 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.29 REMARK 3 BSOL : 39.20 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1LE8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-APR-02. REMARK 100 THE DEPOSITION ID IS D_1000015873. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-MAY-99 REMARK 200 TEMPERATURE (KELVIN) : 98 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-BM-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : KODAK REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11201 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.5 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.03000 REMARK 200 FOR THE DATA SET : 19.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : 53.2 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.29000 REMARK 200 R SYM FOR SHELL (I) : 0.29000 REMARK 200 FOR SHELL : 3.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.44 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10% PEG400, 8 MM CO(NH3)6CL3, 10 MM REMARK 280 CACL2, PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 109.48667 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 54.74333 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 82.11500 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 27.37167 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 136.85833 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D, A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 THR B 128 REMARK 465 LYS B 129 REMARK 465 PRO B 130 REMARK 465 TYR B 131 REMARK 465 ALA B 206 REMARK 465 LYS B 207 REMARK 465 LYS B 208 REMARK 465 LYS B 209 REMARK 465 GLU B 210 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 74 CG CD CE NZ REMARK 470 GLN A 87 CG CD OE1 NE2 REMARK 470 ARG A 90 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 105 CG CD CE NZ REMARK 470 LYS A 106 CG CD CE NZ REMARK 470 LYS A 126 CG CD CE NZ REMARK 470 ARG B 132 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 138 CG CD CE NZ REMARK 470 LYS B 167 CG CD CE NZ REMARK 470 SER B 201 OG REMARK 470 GLU B 203 CG CD OE1 OE2 REMARK 470 LEU B 205 CG CD1 CD2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O LYS A 106 O PRO B 204 2.07 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 GLU B 203 N - CA - C ANGL. DEV. = 16.5 DEGREES REMARK 500 PRO B 204 C - N - CA ANGL. DEV. = 23.1 DEGREES REMARK 500 PRO B 204 C - N - CD ANGL. DEV. = -20.6 DEGREES REMARK 500 PRO B 204 N - CA - C ANGL. DEV. = 27.0 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 SER A 75 122.04 88.59 REMARK 500 ARG A 124 62.17 -119.33 REMARK 500 SER A 125 -27.85 -151.12 REMARK 500 HIS B 134 -165.81 -77.13 REMARK 500 ARG B 135 103.58 73.40 REMARK 500 ALA B 185 0.16 -62.80 REMARK 500 GLU B 195 -4.87 -58.65 REMARK 500 GLU B 203 -79.06 -125.58 REMARK 500 PRO B 204 -133.89 -45.27 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YRN RELATED DB: PDB REMARK 900 MAT A1/ALPHA2/DNA TERNARY COMPLEX (HOMEODOMAIN) REMARK 900 RELATED ID: 1AKH RELATED DB: PDB REMARK 900 VARIANT MATA1MATALPHA2 DNA TERNARY COMPLEX DBREF 1LE8 A 74 126 UNP P01366 MATA1_YEAST 74 126 DBREF 1LE8 B 128 210 UNP Q6B184 MATA2_YEAST 128 210 DBREF 1LE8 C 2 21 PDB 1LE8 1LE8 2 21 DBREF 1LE8 D 23 42 PDB 1LE8 1LE8 23 42 SEQADV 1LE8 ALA B 181 UNP Q6B184 SER 181 ENGINEERED MUTATION SEQADV 1LE8 ALA B 182 UNP Q6B184 ASN 182 ENGINEERED MUTATION SEQADV 1LE8 ALA B 185 UNP Q6B184 ARG 185 ENGINEERED MUTATION SEQRES 1 C 20 DA DC DA DT DG DT DA DA DA DA DA DT DT SEQRES 2 C 20 DT DA DC DA DT DC DA SEQRES 1 D 20 DT DT DG DA DT DG DT DA DA DA DT DT DT SEQRES 2 D 20 DT DT DA DC DA DT DG SEQRES 1 A 53 LYS SER SER ILE SER PRO GLN ALA ARG ALA PHE LEU GLU SEQRES 2 A 53 GLN VAL PHE ARG ARG LYS GLN SER LEU ASN SER LYS GLU SEQRES 3 A 53 LYS GLU GLU VAL ALA LYS LYS CYS GLY ILE THR PRO LEU SEQRES 4 A 53 GLN VAL ARG VAL TRP PHE ILE ASN LYS ARG MET ARG SER SEQRES 5 A 53 LYS SEQRES 1 B 83 THR LYS PRO TYR ARG GLY HIS ARG PHE THR LYS GLU ASN SEQRES 2 B 83 VAL ARG ILE LEU GLU SER TRP PHE ALA LYS ASN ILE GLU SEQRES 3 B 83 ASN PRO TYR LEU ASP THR LYS GLY LEU GLU ASN LEU MET SEQRES 4 B 83 LYS ASN THR SER LEU SER ARG ILE GLN ILE LYS ASN TRP SEQRES 5 B 83 VAL ALA ALA ARG ARG ALA LYS GLU LYS THR ILE THR ILE SEQRES 6 B 83 ALA PRO GLU LEU ALA ASP LEU LEU SER GLY GLU PRO LEU SEQRES 7 B 83 ALA LYS LYS LYS GLU FORMUL 5 HOH *102(H2 O) HELIX 1 1 SER A 78 LYS A 92 1 15 HELIX 2 2 ASN A 96 CYS A 107 1 12 HELIX 3 3 THR A 110 ARG A 124 1 15 HELIX 4 4 THR B 137 ASN B 151 1 15 HELIX 5 5 ASP B 158 SER B 170 1 13 HELIX 6 6 SER B 172 LYS B 188 1 17 HELIX 7 7 ALA B 193 ASP B 198 1 6 CRYST1 54.170 54.170 164.230 90.00 90.00 120.00 P 65 6 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.018460 0.010658 0.000000 0.00000 SCALE2 0.000000 0.021316 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006089 0.00000 MASTER 320 0 0 7 0 0 0 6 0 0 0 16 END