HEADER CELL CYCLE REGULATORY PROTEIN 11-MAY-95 1SCE TITLE CRYSTAL STRUCTURE OF THE CELL CYCLE REGULATORY PROTEIN SUC1 REVEALS A TITLE 2 NOVEL BETA-HINGE CONFORMATIONAL SWITCH COMPND MOL_ID: 1; COMPND 2 MOLECULE: SUC1; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SCHIZOSACCHAROMYCES POMBE; SOURCE 3 ORGANISM_COMMON: FISSION YEAST; SOURCE 4 ORGANISM_TAXID: 4896; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CELL CYCLE REGULATORY PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.BOURNE,J.A.TAINER REVDAT 5 14-FEB-24 1SCE 1 REMARK SEQADV REVDAT 4 29-NOV-17 1SCE 1 HELIX REVDAT 3 24-FEB-09 1SCE 1 VERSN REVDAT 2 01-APR-03 1SCE 1 JRNL REVDAT 1 29-JAN-96 1SCE 0 JRNL AUTH Y.BOURNE,A.S.ARVAI,S.L.BERNSTEIN,M.H.WATSON,S.I.REED, JRNL AUTH 2 J.E.ENDICOTT,M.E.NOBLE,L.N.JOHNSON,J.A.TAINER JRNL TITL CRYSTAL STRUCTURE OF THE CELL CYCLE-REGULATORY PROTEIN SUC1 JRNL TITL 2 REVEALS A BETA-HINGE CONFORMATIONAL SWITCH. JRNL REF PROC.NATL.ACAD.SCI.USA V. 92 10232 1995 JRNL REFN ISSN 0027-8424 JRNL PMID 7479758 JRNL DOI 10.1073/PNAS.92.22.10232 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.E.ENDICOTT,M.E.NOBLE,E.F.GARMAN,N.BROWN,B.RASMUSSEN, REMARK 1 AUTH 2 P.NURSE,L.N.JOHNSON REMARK 1 TITL THE CRYSTAL STRUCTURE OF P13SUC1, A P34CDC2-INTERACTING CELL REMARK 1 TITL 2 CYCLE CONTROL PROTEIN REMARK 1 REF EMBO J. V. 14 1004 1995 REMARK 1 REFN ISSN 0261-4189 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 83.0 REMARK 3 NUMBER OF REFLECTIONS : 18451 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : 0.284 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3414 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 238 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1SCE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176313. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19489 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 83.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z 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 -1.000000 0.000000 0.000000 27.85000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 48.85000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.80000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 48.85000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.85000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 42.80000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 10640 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24630 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -83.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7080 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 28190 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -59.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 27.85000 REMARK 350 BIOMT2 1 0.000000 -1.000000 0.000000 42.80000 REMARK 350 BIOMT3 1 0.000000 0.000000 -1.000000 97.70000 REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, D REMARK 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 MET A 1 REMARK 465 SER A 2 REMARK 465 LYS A 3 REMARK 465 SER A 4 REMARK 465 GLY A 5 REMARK 465 TYR A 103 REMARK 465 GLN A 104 REMARK 465 MET A 105 REMARK 465 LYS A 106 REMARK 465 SER A 107 REMARK 465 GLN A 108 REMARK 465 GLN A 109 REMARK 465 ARG A 110 REMARK 465 GLY A 111 REMARK 465 GLY A 112 REMARK 465 MET B 1 REMARK 465 SER B 2 REMARK 465 LYS B 3 REMARK 465 SER B 4 REMARK 465 GLY B 5 REMARK 465 TYR B 103 REMARK 465 GLN B 104 REMARK 465 MET B 105 REMARK 465 LYS B 106 REMARK 465 SER B 107 REMARK 465 GLN B 108 REMARK 465 GLN B 109 REMARK 465 ARG B 110 REMARK 465 GLY B 111 REMARK 465 GLY B 112 REMARK 465 MET C 1 REMARK 465 MET D 1 REMARK 465 SER D 2 REMARK 465 LYS D 106 REMARK 465 SER D 107 REMARK 465 GLN D 108 REMARK 465 GLN D 109 REMARK 465 ARG D 110 REMARK 465 GLY D 111 REMARK 465 GLY D 112 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 ARG A 8 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 100 CG CD OE1 OE2 REMARK 470 ASP A 102 CG OD1 OD2 REMARK 470 ASP B 102 CG OD1 OD2 REMARK 470 LYS C 3 CG CD CE NZ REMARK 470 LYS D 3 CG CD CE NZ REMARK 470 GLN D 104 CG CD OE1 NE2 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 THR A 60 -30.14 -136.06 REMARK 500 LYS A 101 91.31 -28.45 REMARK 500 ASP B 33 -155.41 -114.21 REMARK 500 GLU B 35 -20.85 -155.05 REMARK 500 LEU B 80 3.09 -67.27 REMARK 500 GLU B 100 -78.05 -69.13 REMARK 500 LYS B 101 38.82 38.90 REMARK 500 ASP C 33 -107.04 -127.43 REMARK 500 GLU D 59 55.67 -100.75 REMARK 500 THR D 60 -44.34 179.16 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CLD REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: NULL REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 981 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 983 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL C 984 DBREF 1SCE A 2 111 UNP P08463 CKS1_SCHPO 1 111 DBREF 1SCE B 2 111 UNP P08463 CKS1_SCHPO 1 111 DBREF 1SCE C 2 111 UNP P08463 CKS1_SCHPO 1 111 DBREF 1SCE D 2 111 UNP P08463 CKS1_SCHPO 1 111 SEQADV 1SCE A UNP P08463 PHE 106 DELETION SEQADV 1SCE B UNP P08463 PHE 106 DELETION SEQADV 1SCE C UNP P08463 PHE 106 DELETION SEQADV 1SCE D UNP P08463 PHE 106 DELETION SEQRES 1 A 112 MET SER LYS SER GLY VAL PRO ARG LEU LEU THR ALA SER SEQRES 2 A 112 GLU ARG GLU ARG LEU GLU PRO PHE ILE ASP GLN ILE HIS SEQRES 3 A 112 TYR SER PRO ARG TYR ALA ASP ASP GLU TYR GLU TYR ARG SEQRES 4 A 112 HIS VAL MET LEU PRO LYS ALA MET LEU LYS ALA ILE PRO SEQRES 5 A 112 THR ASP TYR PHE ASN PRO GLU THR GLY THR LEU ARG ILE SEQRES 6 A 112 LEU GLN GLU GLU GLU TRP ARG GLY LEU GLY ILE THR GLN SEQRES 7 A 112 SER LEU GLY TRP GLU MET TYR GLU VAL HIS VAL PRO GLU SEQRES 8 A 112 PRO HIS ILE LEU LEU PHE LYS ARG GLU LYS ASP TYR GLN SEQRES 9 A 112 MET LYS SER GLN GLN ARG GLY GLY SEQRES 1 B 112 MET SER LYS SER GLY VAL PRO ARG LEU LEU THR ALA SER SEQRES 2 B 112 GLU ARG GLU ARG LEU GLU PRO PHE ILE ASP GLN ILE HIS SEQRES 3 B 112 TYR SER PRO ARG TYR ALA ASP ASP GLU TYR GLU TYR ARG SEQRES 4 B 112 HIS VAL MET LEU PRO LYS ALA MET LEU LYS ALA ILE PRO SEQRES 5 B 112 THR ASP TYR PHE ASN PRO GLU THR GLY THR LEU ARG ILE SEQRES 6 B 112 LEU GLN GLU GLU GLU TRP ARG GLY LEU GLY ILE THR GLN SEQRES 7 B 112 SER LEU GLY TRP GLU MET TYR GLU VAL HIS VAL PRO GLU SEQRES 8 B 112 PRO HIS ILE LEU LEU PHE LYS ARG GLU LYS ASP TYR GLN SEQRES 9 B 112 MET LYS SER GLN GLN ARG GLY GLY SEQRES 1 C 112 MET SER LYS SER GLY VAL PRO ARG LEU LEU THR ALA SER SEQRES 2 C 112 GLU ARG GLU ARG LEU GLU PRO PHE ILE ASP GLN ILE HIS SEQRES 3 C 112 TYR SER PRO ARG TYR ALA ASP ASP GLU TYR GLU TYR ARG SEQRES 4 C 112 HIS VAL MET LEU PRO LYS ALA MET LEU LYS ALA ILE PRO SEQRES 5 C 112 THR ASP TYR PHE ASN PRO GLU THR GLY THR LEU ARG ILE SEQRES 6 C 112 LEU GLN GLU GLU GLU TRP ARG GLY LEU GLY ILE THR GLN SEQRES 7 C 112 SER LEU GLY TRP GLU MET TYR GLU VAL HIS VAL PRO GLU SEQRES 8 C 112 PRO HIS ILE LEU LEU PHE LYS ARG GLU LYS ASP TYR GLN SEQRES 9 C 112 MET LYS SER GLN GLN ARG GLY GLY SEQRES 1 D 112 MET SER LYS SER GLY VAL PRO ARG LEU LEU THR ALA SER SEQRES 2 D 112 GLU ARG GLU ARG LEU GLU PRO PHE ILE ASP GLN ILE HIS SEQRES 3 D 112 TYR SER PRO ARG TYR ALA ASP ASP GLU TYR GLU TYR ARG SEQRES 4 D 112 HIS VAL MET LEU PRO LYS ALA MET LEU LYS ALA ILE PRO SEQRES 5 D 112 THR ASP TYR PHE ASN PRO GLU THR GLY THR LEU ARG ILE SEQRES 6 D 112 LEU GLN GLU GLU GLU TRP ARG GLY LEU GLY ILE THR GLN SEQRES 7 D 112 SER LEU GLY TRP GLU MET TYR GLU VAL HIS VAL PRO GLU SEQRES 8 D 112 PRO HIS ILE LEU LEU PHE LYS ARG GLU LYS ASP TYR GLN SEQRES 9 D 112 MET LYS SER GLN GLN ARG GLY GLY HET CL B 981 1 HET CL B 983 1 HET CL C 984 1 HETNAM CL CHLORIDE ION FORMUL 5 CL 3(CL 1-) FORMUL 8 HOH *238(H2 O) HELIX 1 1A ALA A 12 LEU A 18 1 7 HELIX 2 2A LYS A 45 LYS A 49 1 5 HELIX 3 2C GLU A 69 ARG A 72 1 4 HELIX 4 1B ALA B 12 LEU B 18 1 7 HELIX 5 2B LYS B 45 LYS B 49 1 5 HELIX 6 3B GLU B 69 ARG B 72 1 4 HELIX 7 1C ALA C 12 LEU C 18 1 7 HELIX 8 2C LYS C 45 LYS C 49 1 5 HELIX 9 3C GLU C 69 ARG C 72 1 4 HELIX 10 1D ALA D 12 LEU D 18 1 7 HELIX 11 2D LYS D 45 LYS D 49 1 5 HELIX 12 3D GLU D 69 ARG D 72 1 4 SHEET 1 A1 4 ILE A 25 ALA A 32 0 SHEET 2 A1 4 TYR A 36 MET A 42 -1 SHEET 3 A1 4 LEU A 80 VAL A 87 -1 SHEET 4 A1 4 ILE C 94 ARG C 99 -1 SHEET 1 B1 4 ILE B 25 ALA B 32 0 SHEET 2 B1 4 TYR B 36 MET B 42 -1 SHEET 3 B1 4 LEU B 80 VAL B 87 -1 SHEET 4 B1 4 ILE D 94 ARG D 99 -1 SHEET 1 C1 4 ILE C 25 ALA C 32 0 SHEET 2 C1 4 TYR C 36 MET C 42 -1 SHEET 3 C1 4 LEU C 80 VAL C 87 -1 SHEET 4 C1 4 ILE A 94 ARG A 99 -1 SHEET 1 D1 4 ILE D 25 ALA D 32 0 SHEET 2 D1 4 TYR D 36 MET D 42 -1 SHEET 3 D1 4 LEU D 80 VAL D 87 -1 SHEET 4 D1 4 ILE B 94 ARG B 99 -1 SITE 1 CLD 5 ARG A 30 ARG A 39 TRP A 82 ARG C 99 SITE 2 CLD 5 SER A 79 SITE 1 AC1 5 SER A 79 HOH A 868 ARG B 72 THR B 77 SITE 2 AC1 5 ARG C 99 SITE 1 AC2 6 THR A 77 HOH A 754 ARG B 39 GLN B 78 SITE 2 AC2 6 SER B 79 TRP B 82 SITE 1 AC3 5 VAL C 87 HIS C 88 GLN C 108 GLN C 109 SITE 2 AC3 5 HOH C 896 CRYST1 55.700 85.600 97.700 90.00 90.00 90.00 P 21 21 21 16 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 0.017953 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011682 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010235 0.00000