HEADER VIRAL PROTEIN 09-JUN-20 7CAM TITLE SARS-COV-2 MAIN PROTEASE (MPRO) APO STRUCTURE (SPACE GROUP P212121) COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3C-LIKE PROTEINASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: 3CL-PRO,3CLP; COMPND 5 EC: 3.4.22.69; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS SOURCE 3 2; SOURCE 4 ORGANISM_COMMON: 2019-NCOV; SOURCE 5 ORGANISM_TAXID: 2697049; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS MAIN PROTEASE, 3CL PROTEASE, VIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.C.WANG,C.S.YANG,M.H.HOU,C.L.TSAI,Y.Z.CHOU,Y.CHEN REVDAT 2 29-NOV-23 7CAM 1 REMARK REVDAT 1 05-MAY-21 7CAM 0 JRNL AUTH Y.C.WANG,W.H.YANG,C.S.YANG,M.H.HOU,C.L.TSAI,Y.Z.CHOU, JRNL AUTH 2 M.C.HUNG,Y.CHEN JRNL TITL STRUCTURAL BASIS OF SARS-COV-2 MAIN PROTEASE INHIBITION BY A JRNL TITL 2 BROAD-SPECTRUM ANTI-CORONAVIRAL DRUG. JRNL REF AM J CANCER RES V. 10 2535 2020 JRNL REFN ISSN 2156-6976 JRNL PMID 32905393 REMARK 2 REMARK 2 RESOLUTION. 2.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.17.1_3660 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.76 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.7 REMARK 3 NUMBER OF REFLECTIONS : 15731 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.212 REMARK 3 R VALUE (WORKING SET) : 0.201 REMARK 3 FREE R VALUE : 0.309 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.980 REMARK 3 FREE R VALUE TEST SET COUNT : 1570 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 28.7600 - 6.3200 0.93 1440 162 0.1695 0.2498 REMARK 3 2 6.3200 - 5.0200 0.93 1369 148 0.1905 0.2717 REMARK 3 3 5.0200 - 4.3900 0.87 1262 139 0.1790 0.2646 REMARK 3 4 4.3900 - 3.9900 0.90 1283 147 0.1746 0.2734 REMARK 3 5 3.9900 - 3.7100 0.91 1304 140 0.2008 0.3027 REMARK 3 6 3.7100 - 3.4900 0.94 1318 159 0.2076 0.3302 REMARK 3 7 3.4900 - 3.3100 0.93 1327 147 0.2347 0.3578 REMARK 3 8 3.3100 - 3.1700 0.93 1311 141 0.2217 0.3594 REMARK 3 9 3.1700 - 3.0500 0.91 1283 140 0.2166 0.3724 REMARK 3 10 3.0500 - 2.9400 0.89 1243 134 0.2403 0.3549 REMARK 3 11 2.9400 - 2.8500 0.73 1021 113 0.2542 0.4307 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.443 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 30.289 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 27.81 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.88 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.009 4718 REMARK 3 ANGLE : 1.108 6414 REMARK 3 CHIRALITY : 0.057 725 REMARK 3 PLANARITY : 0.007 834 REMARK 3 DIHEDRAL : 7.935 637 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7CAM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 10-JUN-20. REMARK 100 THE DEPOSITION ID IS D_1300017283. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-MAY-20 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSRRC REMARK 200 BEAMLINE : BL15A1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : M REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX300HE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17571 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.850 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.2 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.14900 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 10.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.95 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 5.00 REMARK 200 R MERGE FOR SHELL (I) : 0.78300 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: 6LU7 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.68 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M BICINE, 20% W/V POLYETHYLENE REMARK 280 GLYCOL 10,000, PH 8.5, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K 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 34.06500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 52.27850 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 50.91650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 52.27850 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 34.06500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 50.91650 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2050 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 26190 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -10.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 GLY A 0 REMARK 465 SER A 1 REMARK 465 GLY A 2 REMARK 465 PHE A 3 REMARK 465 SER A 301 REMARK 465 GLY A 302 REMARK 465 VAL A 303 REMARK 465 THR A 304 REMARK 465 PHE A 305 REMARK 465 GLN A 306 REMARK 465 GLY B 0 REMARK 465 SER B 1 REMARK 465 GLY B 2 REMARK 465 SER B 301 REMARK 465 GLY B 302 REMARK 465 VAL B 303 REMARK 465 THR B 304 REMARK 465 PHE B 305 REMARK 465 GLN B 306 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 CYS A 160 CB CYS A 160 SG -0.129 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 CYS A 38 142.77 -175.10 REMARK 500 MET A 49 21.14 -78.00 REMARK 500 ASN A 51 75.40 -162.32 REMARK 500 ASN A 84 -66.94 -126.29 REMARK 500 ASP A 155 -14.42 71.47 REMARK 500 SER B 46 -12.75 66.23 REMARK 500 ASN B 51 81.81 -156.08 REMARK 500 ASN B 84 -51.27 71.38 REMARK 500 CYS B 85 -2.07 -155.23 REMARK 500 TYR B 154 -65.77 -125.74 REMARK 500 HIS B 164 -52.40 -120.30 REMARK 500 PRO B 184 43.51 -87.02 REMARK 500 GLN B 189 52.92 -95.63 REMARK 500 THR B 190 -163.67 -78.40 REMARK 500 GLN B 299 38.74 -96.82 REMARK 500 REMARK 500 REMARK: NULL DBREF 7CAM A 1 306 UNP P0DTD1 R1AB_SARS2 3264 3569 DBREF 7CAM B 1 306 UNP P0DTD1 R1AB_SARS2 3264 3569 SEQADV 7CAM GLY A 0 UNP P0DTD1 EXPRESSION TAG SEQADV 7CAM GLY B 0 UNP P0DTD1 EXPRESSION TAG SEQRES 1 A 307 GLY SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS SEQRES 2 A 307 VAL GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR SEQRES 3 A 307 THR LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR CYS SEQRES 4 A 307 PRO ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU ASN SEQRES 5 A 307 PRO ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS SEQRES 6 A 307 ASN PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL SEQRES 7 A 307 ILE GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU LYS SEQRES 8 A 307 VAL ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS PHE SEQRES 9 A 307 VAL ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA SEQRES 10 A 307 CYS TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA SEQRES 11 A 307 MET ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU ASN SEQRES 12 A 307 GLY SER CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP SEQRES 13 A 307 CYS VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO SEQRES 14 A 307 THR GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN PHE SEQRES 15 A 307 TYR GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA SEQRES 16 A 307 GLY THR ASP THR THR ILE THR VAL ASN VAL LEU ALA TRP SEQRES 17 A 307 LEU TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU SEQRES 18 A 307 ASN ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL SEQRES 19 A 307 ALA MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS SEQRES 20 A 307 VAL ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE SEQRES 21 A 307 ALA VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU LEU SEQRES 22 A 307 GLN ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER ALA SEQRES 23 A 307 LEU LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG SEQRES 24 A 307 GLN CYS SER GLY VAL THR PHE GLN SEQRES 1 B 307 GLY SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS SEQRES 2 B 307 VAL GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR SEQRES 3 B 307 THR LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR CYS SEQRES 4 B 307 PRO ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU ASN SEQRES 5 B 307 PRO ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS SEQRES 6 B 307 ASN PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL SEQRES 7 B 307 ILE GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU LYS SEQRES 8 B 307 VAL ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS PHE SEQRES 9 B 307 VAL ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA SEQRES 10 B 307 CYS TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA SEQRES 11 B 307 MET ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU ASN SEQRES 12 B 307 GLY SER CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP SEQRES 13 B 307 CYS VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO SEQRES 14 B 307 THR GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN PHE SEQRES 15 B 307 TYR GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA SEQRES 16 B 307 GLY THR ASP THR THR ILE THR VAL ASN VAL LEU ALA TRP SEQRES 17 B 307 LEU TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU SEQRES 18 B 307 ASN ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL SEQRES 19 B 307 ALA MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS SEQRES 20 B 307 VAL ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE SEQRES 21 B 307 ALA VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU LEU SEQRES 22 B 307 GLN ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER ALA SEQRES 23 B 307 LEU LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG SEQRES 24 B 307 GLN CYS SER GLY VAL THR PHE GLN FORMUL 3 HOH *91(H2 O) HELIX 1 AA1 SER A 10 GLY A 15 1 6 HELIX 2 AA2 HIS A 41 CYS A 44 5 4 HELIX 3 AA3 GLU A 47 ASN A 51 5 5 HELIX 4 AA4 ASN A 53 LYS A 61 1 9 HELIX 5 AA5 SER A 62 PHE A 66 5 5 HELIX 6 AA6 LEU A 141 CYS A 145 5 5 HELIX 7 AA7 ILE A 200 ASN A 214 1 15 HELIX 8 AA8 THR A 226 TYR A 237 1 12 HELIX 9 AA9 THR A 243 LEU A 250 1 8 HELIX 10 AB1 LEU A 250 GLN A 256 1 7 HELIX 11 AB2 ALA A 260 ASN A 274 1 15 HELIX 12 AB3 THR A 292 GLN A 299 1 8 HELIX 13 AB4 SER B 10 GLY B 15 1 6 HELIX 14 AB5 HIS B 41 CYS B 44 5 4 HELIX 15 AB6 ASN B 53 ARG B 60 1 8 HELIX 16 AB7 SER B 62 PHE B 66 5 5 HELIX 17 AB8 ILE B 200 ASN B 214 1 15 HELIX 18 AB9 THR B 226 MET B 235 1 10 HELIX 19 AC1 LYS B 236 ASN B 238 5 3 HELIX 20 AC2 THR B 243 GLY B 258 1 16 HELIX 21 AC3 ALA B 260 GLY B 275 1 16 HELIX 22 AC4 THR B 292 GLN B 299 1 8 SHEET 1 AA1 7 VAL A 73 LEU A 75 0 SHEET 2 AA1 7 LEU A 67 ALA A 70 -1 N VAL A 68 O LEU A 75 SHEET 3 AA1 7 MET A 17 CYS A 22 -1 N THR A 21 O LEU A 67 SHEET 4 AA1 7 THR A 25 TRP A 31 -1 O GLY A 29 N VAL A 18 SHEET 5 AA1 7 VAL A 35 PRO A 39 -1 O TYR A 37 N LEU A 30 SHEET 6 AA1 7 VAL A 86 VAL A 91 -1 O LEU A 87 N CYS A 38 SHEET 7 AA1 7 VAL A 77 MET A 82 -1 N GLY A 79 O LYS A 90 SHEET 1 AA2 5 LYS A 100 PHE A 103 0 SHEET 2 AA2 5 CYS A 156 GLU A 166 1 O PHE A 159 N LYS A 102 SHEET 3 AA2 5 VAL A 148 ILE A 152 -1 N ASN A 151 O SER A 158 SHEET 4 AA2 5 THR A 111 TYR A 118 -1 N SER A 113 O PHE A 150 SHEET 5 AA2 5 SER A 121 ALA A 129 -1 O SER A 121 N TYR A 118 SHEET 1 AA3 3 LYS A 100 PHE A 103 0 SHEET 2 AA3 3 CYS A 156 GLU A 166 1 O PHE A 159 N LYS A 102 SHEET 3 AA3 3 HIS A 172 THR A 175 -1 O ALA A 173 N MET A 165 SHEET 1 AA4 7 VAL B 73 LEU B 75 0 SHEET 2 AA4 7 LEU B 67 ALA B 70 -1 N ALA B 70 O VAL B 73 SHEET 3 AA4 7 MET B 17 CYS B 22 -1 N GLN B 19 O GLN B 69 SHEET 4 AA4 7 THR B 25 LEU B 32 -1 O THR B 25 N CYS B 22 SHEET 5 AA4 7 VAL B 35 PRO B 39 -1 O TYR B 37 N LEU B 30 SHEET 6 AA4 7 VAL B 86 VAL B 91 -1 O LEU B 87 N CYS B 38 SHEET 7 AA4 7 VAL B 77 GLN B 83 -1 N GLN B 83 O VAL B 86 SHEET 1 AA5 5 LYS B 100 PHE B 103 0 SHEET 2 AA5 5 CYS B 156 GLU B 166 1 O VAL B 157 N LYS B 100 SHEET 3 AA5 5 VAL B 148 ILE B 152 -1 N ASN B 151 O SER B 158 SHEET 4 AA5 5 THR B 111 TYR B 118 -1 N SER B 113 O PHE B 150 SHEET 5 AA5 5 SER B 121 ALA B 129 -1 O SER B 123 N ALA B 116 SHEET 1 AA6 3 LYS B 100 PHE B 103 0 SHEET 2 AA6 3 CYS B 156 GLU B 166 1 O VAL B 157 N LYS B 100 SHEET 3 AA6 3 HIS B 172 THR B 175 -1 O ALA B 173 N MET B 165 CRYST1 68.130 101.833 104.557 90.00 90.00 90.00 P 21 21 21 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 0.014678 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009820 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009564 0.00000