PDB Short entry for 3CO6 HEADER TRANSCRIPTION/DNA 27-MAR-08 3CO6 TITLE CRYSTAL STRUCTURE OF FOXO1 DBD BOUND TO DBE1 DNA COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'- COMPND 3 D(*DTP*DGP*DGP*DTP*DTP*DTP*DGP*DTP*DTP*DTP*DAP*DCP*DCP*DTP*DTP*DG)- COMPND 4 3'); COMPND 5 CHAIN: A; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: DNA (5'- COMPND 9 D(*DCP*DAP*DAP*DGP*DGP*DTP*DAP*DAP*DAP*DCP*DAP*DAP*DAP*DCP*DCP*DA)- COMPND 10 3'); COMPND 11 CHAIN: B; COMPND 12 ENGINEERED: YES; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: FORKHEAD BOX PROTEIN O1; COMPND 15 CHAIN: C; COMPND 16 SYNONYM: FORKHEAD BOX PROTEIN O1A, FORKHEAD IN RHABDOMYOSARCOMA; COMPND 17 ENGINEERED: 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 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 7 ORGANISM_COMMON: HUMAN; SOURCE 8 ORGANISM_TAXID: 9606; SOURCE 9 GENE: FOXO1, FKHR, FOXO1A; SOURCE 10 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 11 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS WINGED HELIX, FORKHEAD DOMAIN, CHROMOSOMAL REARRANGEMENT, CYTOPLASM, KEYWDS 2 DNA-BINDING, NUCLEUS, PHOSPHOPROTEIN, PROTO-ONCOGENE, TRANSCRIPTION, KEYWDS 3 TRANSCRIPTION REGULATION, TRANSCRIPTION-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.M.BRENT,R.ANAND,R.MARMORSTEIN REVDAT 5 21-FEB-24 3CO6 1 REMARK SEQADV LINK REVDAT 4 25-OCT-17 3CO6 1 REMARK REVDAT 3 24-FEB-09 3CO6 1 VERSN REVDAT 2 30-SEP-08 3CO6 1 JRNL REVDAT 1 16-SEP-08 3CO6 0 JRNL AUTH M.M.BRENT,R.ANAND,R.MARMORSTEIN JRNL TITL STRUCTURAL BASIS FOR DNA RECOGNITION BY FOXO1 AND ITS JRNL TITL 2 REGULATION BY POSTTRANSLATIONAL MODIFICATION. JRNL REF STRUCTURE V. 16 1407 2008 JRNL REFN ISSN 0969-2126 JRNL PMID 18786403 JRNL DOI 10.1016/J.STR.2008.06.013 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 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) (%) : 95.2 REMARK 3 NUMBER OF REFLECTIONS : 14606 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) : 0.211 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.600 REMARK 3 FREE R VALUE TEST SET COUNT : 1474 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 : 714 REMARK 3 NUCLEIC ACID ATOMS : 650 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 165 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 39.95 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -4.94700 REMARK 3 B22 (A**2) : 14.15600 REMARK 3 B33 (A**2) : -9.20900 REMARK 3 B12 (A**2) : 0.00000 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) : 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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) : 1.678 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.827 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.993 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.014 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 61.94 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 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3CO6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-APR-08. REMARK 100 THE DEPOSITION ID IS D_1000047012. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-OCT-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.9 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X6A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00000 REMARK 200 MONOCHROMATOR : SI (111) CHANNEL CUT REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15307 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 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 (%) : 99.9 REMARK 200 DATA REDUNDANCY : 4.800 REMARK 200 R MERGE (I) : 0.07200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 12.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.90 REMARK 200 R MERGE FOR SHELL (I) : 0.34000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.56 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 22% PEG 4000, PH 7.9, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 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 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 32.75900 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 38.22000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 51.07150 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 32.75900 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 38.22000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 51.07150 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 32.75900 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 38.22000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 51.07150 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 32.75900 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 38.22000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 51.07150 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3260 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9960 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -43.2 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 SER C 150 REMARK 465 LYS C 151 REMARK 465 SER C 152 REMARK 465 SER C 153 REMARK 465 LYS C 245 REMARK 465 SER C 246 REMARK 465 GLY C 247 REMARK 465 LYS C 248 REMARK 465 SER C 249 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 C 192 CG CD CE NZ REMARK 470 LYS C 198 CG CD CE NZ REMARK 470 ASN C 204 CG OD1 ND2 REMARK 470 GLU C 242 CG CD OE1 OE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 CB GLU C 229 CB GLU C 229 4545 1.96 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 LYS C 200 39.41 -78.02 REMARK 500 SER C 205 -21.76 156.29 REMARK 500 THR C 231 103.23 51.78 REMARK 500 GLU C 242 29.84 -76.59 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA C 2 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LEU C 217 O REMARK 620 2 HIS C 220 O 82.5 REMARK 620 3 PHE C 223 O 98.2 76.9 REMARK 620 4 HOH C 264 O 130.4 84.1 124.7 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 13 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA C 2 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3CO7 RELATED DB: PDB REMARK 900 RELATED ID: 3COA RELATED DB: PDB DBREF 3CO6 C 151 249 UNP Q12778 FOXO1_HUMAN 151 249 DBREF 3CO6 A -4 12 PDB 3CO6 3CO6 -4 12 DBREF 3CO6 B 13 28 PDB 3CO6 3CO6 13 28 SEQADV 3CO6 SER C 150 UNP Q12778 EXPRESSION TAG SEQRES 1 A 16 DT DG DG DT DT DT DG DT DT DT DA DC DC SEQRES 2 A 16 DT DT DG SEQRES 1 B 16 DC DA DA DG DG DT DA DA DA DC DA DA DA SEQRES 2 B 16 DC DC DA SEQRES 1 C 100 SER LYS SER SER SER SER ARG ARG ASN ALA TRP GLY ASN SEQRES 2 C 100 LEU SER TYR ALA ASP LEU ILE THR LYS ALA ILE GLU SER SEQRES 3 C 100 SER ALA GLU LYS ARG LEU THR LEU SER GLN ILE TYR GLU SEQRES 4 C 100 TRP MET VAL LYS SER VAL PRO TYR PHE LYS ASP LYS GLY SEQRES 5 C 100 ASP SER ASN SER SER ALA GLY TRP LYS ASN SER ILE ARG SEQRES 6 C 100 HIS ASN LEU SER LEU HIS SER LYS PHE ILE ARG VAL GLN SEQRES 7 C 100 ASN GLU GLY THR GLY LYS SER SER TRP TRP MET LEU ASN SEQRES 8 C 100 PRO GLU GLY GLY LYS SER GLY LYS SER HET CL A 13 1 HET CA C 2 1 HETNAM CL CHLORIDE ION HETNAM CA CALCIUM ION FORMUL 4 CL CL 1- FORMUL 5 CA CA 2+ FORMUL 6 HOH *165(H2 O) HELIX 1 1 SER C 164 SER C 176 1 13 HELIX 2 2 THR C 182 VAL C 194 1 13 HELIX 3 3 PRO C 195 LYS C 198 5 4 HELIX 4 4 ASP C 202 HIS C 220 1 19 SHEET 1 A 2 PHE C 223 VAL C 226 0 SHEET 2 A 2 TRP C 236 LEU C 239 -1 O TRP C 236 N VAL C 226 LINK CA CA C 2 O LEU C 217 1555 1555 2.82 LINK CA CA C 2 O HIS C 220 1555 1555 2.83 LINK CA CA C 2 O PHE C 223 1555 1555 2.85 LINK CA CA C 2 O HOH C 264 1555 1555 2.83 SITE 1 AC1 6 HOH A 39 HOH A 40 HOH A 41 HOH B 55 SITE 2 AC1 6 HOH B 56 HOH B 57 SITE 1 AC2 5 LEU C 217 SER C 218 HIS C 220 PHE C 223 SITE 2 AC2 5 HOH C 264 CRYST1 65.518 76.440 102.143 90.00 90.00 90.00 I 2 2 2 8 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 0.015263 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013082 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009790 0.00000