HEADER HYDROLASE 14-AUG-03 1UK4 TITLE CRYSTAL STRUCTURE OF SARS CORONAVIRUS MAIN PROTEINASE (3CLPRO) TITLE 2 COMPLEXED WITH AN INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3C-LIKE PROTEINASE NSP5; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: 3CL-PRO,3CLP,MAIN PROTEASE,MPRO,NON-STRUCTURAL PROTEIN 5, COMPND 5 NSP5,SARS CORONAVIRUS MAIN PROTEINASE; COMPND 6 EC: 3.4.22.69; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: 5-MER PEPTIDE OF INHIBITOR; COMPND 10 CHAIN: G, H, K; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SARS CORONAVIRUS; SOURCE 3 ORGANISM_TAXID: 227859; SOURCE 4 STRAIN: SARS; SOURCE 5 GENE: REP; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PGEX-6P-1; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 14 ORGANISM_TAXID: 32630; SOURCE 15 OTHER_DETAILS: THE SEQUENCE OCCURS PEPTIDE SYNTHESIS KEYWDS ANTI-PARALLEL B-BARREL, ANTI-PARALLEL A-HELICES, AN INHIBITOR, KEYWDS 2 HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR H.YANG,M.YANG,Y.LIU,M.BARTLAM,Y.DING,Z.LOU,L.SUN,Z.ZHOU,S.YE,K.ANAND, AUTHOR 2 H.PANG,G.F.GAO,R.HILGENFELD,Z.RAO REVDAT 4 31-JAN-24 1UK4 1 COMPND SOURCE REMARK DBREF REVDAT 4 2 1 SEQRES HET HETNAM HETSYN REVDAT 4 3 1 FORMUL LINK ATOM REVDAT 3 27-DEC-23 1UK4 1 REMARK LINK REVDAT 2 24-FEB-09 1UK4 1 VERSN REVDAT 1 18-NOV-03 1UK4 0 JRNL AUTH H.YANG,M.YANG,Y.DING,Y.LIU,Z.LOU,Z.ZHOU,L.SUN,L.MO,S.YE, JRNL AUTH 2 H.PANG,G.F.GAO,K.ANAND,M.BARTLAM,R.HILGENFELD,Z.RAO JRNL TITL THE CRYSTAL STRUCTURES OF SEVERE ACUTE RESPIRATORY SYNDROME JRNL TITL 2 VIRUS MAIN PROTEASE AND ITS COMPLEX WITH AN INHIBITOR JRNL REF PROC.NATL.ACAD.SCI.USA V. 100 13190 2003 JRNL REFN ISSN 0027-8424 JRNL PMID 14585926 JRNL DOI 10.1073/PNAS.1835675100 REMARK 2 REMARK 2 RESOLUTION. 2.50 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 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) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 17623 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.213 REMARK 3 FREE R VALUE : 0.231 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1039 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 : 4785 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 87 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) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.425 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 1UK4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 18-AUG-03. REMARK 100 THE DEPOSITION ID IS D_1000005916. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-JUL-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BSRF REMARK 200 BEAMLINE : 3W1A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17623 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 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) : 2.48 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.54 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.9 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.34 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 6000, MES, DMSO, PH 6.0, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 48.86750 REMARK 290 SMTRY3 2 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 300 REMARK: THE SECOND PART OF THE BIOLOGICAL ASSEMBLY IS GENERATED BY REMARK 300 THE TWO FOLD AXIS 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: PENTAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, G, H, K 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 A 1 REMARK 465 GLY A 2 REMARK 465 THR A 304 REMARK 465 PHE A 305 REMARK 465 GLN A 306 REMARK 465 VAL B 303 REMARK 465 THR B 304 REMARK 465 PHE B 305 REMARK 465 GLN B 306 REMARK 465 0QE K 6 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 N SER A 144 O GLN G 5 1.92 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 GLN G 5 CA - C - O ANGL. DEV. = 19.2 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 ASP A 33 -130.71 59.62 REMARK 500 ASP A 34 34.84 -99.12 REMARK 500 HIS A 41 15.46 -66.17 REMARK 500 ALA A 46 -85.15 59.14 REMARK 500 ASN A 51 59.44 -177.41 REMARK 500 ASN A 84 -127.73 53.94 REMARK 500 LEU A 141 -157.77 -97.20 REMARK 500 TYR A 154 -107.68 64.42 REMARK 500 HIS A 164 -66.81 -120.59 REMARK 500 LEU A 177 24.77 -74.10 REMARK 500 PHE A 185 147.22 -29.74 REMARK 500 ASP A 187 42.73 -86.21 REMARK 500 GLN A 192 127.01 -1.78 REMARK 500 TYR A 237 20.86 -78.70 REMARK 500 ARG A 279 -178.16 -63.06 REMARK 500 SER A 284 146.92 -37.69 REMARK 500 SER A 301 35.04 -82.78 REMARK 500 ASP B 33 -97.61 59.11 REMARK 500 ASN B 51 70.25 -175.20 REMARK 500 ASN B 84 -125.22 62.72 REMARK 500 SER B 139 -16.69 -44.49 REMARK 500 LEU B 141 43.98 -169.25 REMARK 500 TYR B 154 -94.24 67.83 REMARK 500 HIS B 164 -40.27 -131.98 REMARK 500 LEU B 167 101.34 -12.01 REMARK 500 PRO B 168 89.32 -58.54 REMARK 500 THR B 169 29.44 172.27 REMARK 500 VAL B 171 162.91 52.28 REMARK 500 LEU B 177 21.54 -70.80 REMARK 500 PRO B 184 43.01 -77.35 REMARK 500 ASP B 187 66.08 -67.44 REMARK 500 GLN B 189 47.21 -75.93 REMARK 500 ALA B 191 113.24 -32.36 REMARK 500 VAL B 233 -61.92 -90.03 REMARK 500 LEU B 250 3.06 -64.33 REMARK 500 ASP B 289 20.00 -140.22 REMARK 500 SER B 301 -55.31 -124.26 REMARK 500 LEU G 4 -31.99 -176.44 REMARK 500 SER H 2 124.02 -37.15 REMARK 500 LEU H 4 -165.21 -113.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 0QE G 6 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 0QE H 6 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1UK2 RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITHOUT INHIBITOR AT PH8.0 REMARK 900 RELATED ID: 1UK3 RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITHOUT INHIBITOR AT PH7.6 DBREF 1UK4 A 1 306 UNP P0C6X7 R1AB_SARS 3241 3546 DBREF 1UK4 B 1 306 UNP P0C6X7 R1AB_SARS 3241 3546 DBREF 1UK4 G 1 6 PDB 1UK4 1UK4 1 6 DBREF 1UK4 H 1 6 PDB 1UK4 1UK4 1 6 DBREF 1UK4 K 1 6 PDB 1UK4 1UK4 1 6 SEQRES 1 A 306 SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS VAL SEQRES 2 A 306 GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR THR SEQRES 3 A 306 LEU ASN GLY LEU TRP LEU ASP ASP THR VAL TYR CYS PRO SEQRES 4 A 306 ARG HIS VAL ILE CYS THR ALA GLU ASP MET LEU ASN PRO SEQRES 5 A 306 ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS SER SEQRES 6 A 306 PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL ILE SEQRES 7 A 306 GLY HIS SER MET GLN ASN CYS LEU LEU ARG LEU LYS VAL SEQRES 8 A 306 ASP THR SER ASN PRO LYS THR PRO LYS TYR LYS PHE VAL SEQRES 9 A 306 ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA CYS SEQRES 10 A 306 TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA MET SEQRES 11 A 306 ARG PRO ASN HIS THR ILE LYS GLY SER PHE LEU ASN GLY SEQRES 12 A 306 SER CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP CYS SEQRES 13 A 306 VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO THR SEQRES 14 A 306 GLY VAL HIS ALA GLY THR ASP LEU GLU GLY LYS PHE TYR SEQRES 15 A 306 GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA GLY SEQRES 16 A 306 THR ASP THR THR ILE THR LEU ASN VAL LEU ALA TRP LEU SEQRES 17 A 306 TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU ASN SEQRES 18 A 306 ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL ALA SEQRES 19 A 306 MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS VAL SEQRES 20 A 306 ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE ALA SEQRES 21 A 306 VAL LEU ASP MET CYS ALA ALA LEU LYS GLU LEU LEU GLN SEQRES 22 A 306 ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER THR ILE SEQRES 23 A 306 LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG GLN SEQRES 24 A 306 CYS SER GLY VAL THR PHE GLN SEQRES 1 B 306 SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS VAL SEQRES 2 B 306 GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR THR SEQRES 3 B 306 LEU ASN GLY LEU TRP LEU ASP ASP THR VAL TYR CYS PRO SEQRES 4 B 306 ARG HIS VAL ILE CYS THR ALA GLU ASP MET LEU ASN PRO SEQRES 5 B 306 ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS SER SEQRES 6 B 306 PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL ILE SEQRES 7 B 306 GLY HIS SER MET GLN ASN CYS LEU LEU ARG LEU LYS VAL SEQRES 8 B 306 ASP THR SER ASN PRO LYS THR PRO LYS TYR LYS PHE VAL SEQRES 9 B 306 ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA CYS SEQRES 10 B 306 TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA MET SEQRES 11 B 306 ARG PRO ASN HIS THR ILE LYS GLY SER PHE LEU ASN GLY SEQRES 12 B 306 SER CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP CYS SEQRES 13 B 306 VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO THR SEQRES 14 B 306 GLY VAL HIS ALA GLY THR ASP LEU GLU GLY LYS PHE TYR SEQRES 15 B 306 GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA GLY SEQRES 16 B 306 THR ASP THR THR ILE THR LEU ASN VAL LEU ALA TRP LEU SEQRES 17 B 306 TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU ASN SEQRES 18 B 306 ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL ALA SEQRES 19 B 306 MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS VAL SEQRES 20 B 306 ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE ALA SEQRES 21 B 306 VAL LEU ASP MET CYS ALA ALA LEU LYS GLU LEU LEU GLN SEQRES 22 B 306 ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER THR ILE SEQRES 23 B 306 LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG GLN SEQRES 24 B 306 CYS SER GLY VAL THR PHE GLN SEQRES 1 G 6 ASN SER THR LEU GLN 0QE SEQRES 1 H 6 ASN SER THR LEU GLN 0QE SEQRES 1 K 6 ASN SER THR LEU GLN 0QE HET 0QE G 6 1 HET 0QE H 6 1 HETNAM 0QE CHLOROMETHANE HETSYN 0QE CHLORO METHYL GROUP FORMUL 3 0QE 2(C H3 CL) FORMUL 6 HOH *87(H2 O) HELIX 1 1 SER A 10 GLY A 15 1 6 HELIX 2 2 HIS A 41 CYS A 44 5 4 HELIX 3 3 ALA A 46 ASN A 51 5 6 HELIX 4 4 ASN A 53 ILE A 59 1 7 HELIX 5 5 SER A 62 HIS A 64 5 3 HELIX 6 6 ILE A 200 ASN A 214 1 15 HELIX 7 7 THR A 226 TYR A 237 1 12 HELIX 8 8 THR A 243 LEU A 250 1 8 HELIX 9 9 LEU A 250 GLY A 258 1 9 HELIX 10 10 ALA A 260 GLY A 275 1 16 HELIX 11 11 THR A 292 SER A 301 1 10 HELIX 12 12 SER B 10 GLY B 15 1 6 HELIX 13 13 PRO B 39 CYS B 44 5 6 HELIX 14 14 ALA B 46 ASN B 51 5 6 HELIX 15 15 ASN B 53 ARG B 60 1 8 HELIX 16 16 LYS B 61 LYS B 61 5 1 HELIX 17 17 SER B 62 HIS B 64 5 3 HELIX 18 18 ILE B 200 ASN B 214 1 15 HELIX 19 19 THR B 226 MET B 235 1 10 HELIX 20 20 THR B 243 LEU B 250 1 8 HELIX 21 21 LEU B 250 GLY B 258 1 9 HELIX 22 22 ALA B 260 GLY B 275 1 16 HELIX 23 23 THR B 292 CYS B 300 1 9 SHEET 1 A 7 VAL A 73 LEU A 75 0 SHEET 2 A 7 PHE A 66 ALA A 70 -1 N VAL A 68 O LEU A 75 SHEET 3 A 7 MET A 17 CYS A 22 -1 N GLN A 19 O GLN A 69 SHEET 4 A 7 THR A 25 LEU A 32 -1 O LEU A 27 N VAL A 20 SHEET 5 A 7 THR A 35 PRO A 39 -1 O TYR A 37 N LEU A 30 SHEET 6 A 7 LEU A 86 VAL A 91 -1 O LEU A 89 N VAL A 36 SHEET 7 A 7 VAL A 77 GLN A 83 -1 N GLN A 83 O LEU A 86 SHEET 1 B 5 LYS A 100 PHE A 103 0 SHEET 2 B 5 CYS A 156 GLU A 166 1 O VAL A 157 N LYS A 100 SHEET 3 B 5 VAL A 148 ASP A 153 -1 N ASN A 151 O SER A 158 SHEET 4 B 5 THR A 111 TYR A 118 -1 N SER A 113 O PHE A 150 SHEET 5 B 5 SER A 121 ALA A 129 -1 O SER A 123 N ALA A 116 SHEET 1 C 3 LYS A 100 PHE A 103 0 SHEET 2 C 3 CYS A 156 GLU A 166 1 O VAL A 157 N LYS A 100 SHEET 3 C 3 HIS A 172 THR A 175 -1 O THR A 175 N MET A 162 SHEET 1 D 7 VAL B 73 LEU B 75 0 SHEET 2 D 7 PHE B 66 ALA B 70 -1 N ALA B 70 O VAL B 73 SHEET 3 D 7 MET B 17 CYS B 22 -1 N GLN B 19 O GLN B 69 SHEET 4 D 7 THR B 25 LEU B 32 -1 O LEU B 27 N VAL B 20 SHEET 5 D 7 THR B 35 TYR B 37 -1 O TYR B 37 N LEU B 30 SHEET 6 D 7 ARG B 88 VAL B 91 -1 O LEU B 89 N VAL B 36 SHEET 7 D 7 VAL B 77 SER B 81 -1 N SER B 81 O ARG B 88 SHEET 1 E 5 LYS B 100 PHE B 103 0 SHEET 2 E 5 CYS B 156 MET B 165 1 O VAL B 157 N LYS B 100 SHEET 3 E 5 VAL B 148 ASP B 153 -1 N ASN B 151 O SER B 158 SHEET 4 E 5 THR B 111 TYR B 118 -1 N SER B 113 O PHE B 150 SHEET 5 E 5 SER B 121 ALA B 129 -1 O SER B 123 N ALA B 116 SHEET 1 F 3 LYS B 100 PHE B 103 0 SHEET 2 F 3 CYS B 156 MET B 165 1 O VAL B 157 N LYS B 100 SHEET 3 F 3 ALA B 173 THR B 175 -1 O THR B 175 N MET B 162 LINK SG CYS A 145 C1 0QE G 6 1555 1555 1.69 LINK SG CYS B 145 C1 0QE H 6 1555 1555 1.47 LINK C GLN G 5 C1 0QE G 6 1555 1555 2.15 LINK C GLN H 5 C1 0QE H 6 1555 1555 1.97 SITE 1 AC1 5 CYS A 145 HIS A 163 HIS A 164 LEU G 4 SITE 2 AC1 5 GLN G 5 SITE 1 AC2 5 CYS B 145 HIS B 164 GLU B 166 LEU H 4 SITE 2 AC2 5 GLN H 5 CRYST1 52.633 97.735 67.931 90.00 102.79 90.00 P 1 21 1 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 0.018999 0.000000 0.004313 0.00000 SCALE2 0.000000 0.010232 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015095 0.00000