HEADER HYDROLASE 23-MAR-22 7ZB8 TITLE CRYSTAL STRUCTURE OF SARS-COV-2 MAIN PROTEASE (MPRO) VARIANT K61A AT TITLE 2 2.48 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3C-LIKE PROTEINASE NSP5; COMPND 3 CHAIN: A, C; 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 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS SOURCE 3 2; SOURCE 4 ORGANISM_TAXID: 2697049; SOURCE 5 GENE: REP, 1A-1B; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SARS-COV-2, MPRO, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR E.PAKNIA,F.RABE VON PAPPENHEIM,L.-M.FUNK,K.TITTMANN,A.CHARI REVDAT 2 31-JAN-24 7ZB8 1 JRNL REVDAT 1 01-JUN-22 7ZB8 0 JRNL AUTH L.M.FUNK,G.POSCHMANN,F.RABE VON PAPPENHEIM,A.CHARI, JRNL AUTH 2 K.M.STEGMANN,A.DICKMANNS,M.WENSIEN,N.EULIG,E.PAKNIA,G.HEYNE, JRNL AUTH 3 E.PENKA,A.R.PEARSON,C.BERNDT,T.FRITZ,S.BAZZI,J.URANGA, JRNL AUTH 4 R.A.MATA,M.DOBBELSTEIN,R.HILGENFELD,U.CURTH,K.TITTMANN JRNL TITL MULTIPLE REDOX SWITCHES OF THE SARS-COV-2 MAIN PROTEASE IN JRNL TITL 2 VITRO PROVIDE OPPORTUNITIES FOR DRUG DESIGN. JRNL REF NAT COMMUN V. 15 411 2024 JRNL REFN ESSN 2041-1723 JRNL PMID 38195625 JRNL DOI 10.1038/S41467-023-44621-0 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH L.M.FUNK,G.POSCHMANN,A.CHARI,F.R.VON PAPPENHEIM, REMARK 1 AUTH 2 K.M.STEGMANN,A.DICKMANNS,N.EULIG,M.WENSIEN,E.PAKNIA,G.HEYNE, REMARK 1 AUTH 3 E.PENKA,A.R.PEARSON,C.BERNDT,T.FRITZ,S.BAZZI,J.URANGA, REMARK 1 AUTH 4 R.A.MATA,M.DOBBELSTEIN,R.HILGENFELD,U.CURTH,K.TITTMANN REMARK 1 TITL REDOX REGULATION OF THE SARS-COV-2 MAIN PROTEASE PROVIDES REMARK 1 TITL 2 NEW OPPORTUNITIES FOR DRUG DESIGN REMARK 1 REF BIORXIV 2022 REMARK 1 REFN ISSN 2692-8205 REMARK 1 DOI 10.1101/2022.04.18.487732 REMARK 2 REMARK 2 RESOLUTION. 2.48 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1_4487 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) : 2.48 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.45 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 75.0 REMARK 3 NUMBER OF REFLECTIONS : 16763 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.251 REMARK 3 R VALUE (WORKING SET) : 0.246 REMARK 3 FREE R VALUE : 0.332 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.280 REMARK 3 FREE R VALUE TEST SET COUNT : 885 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 46.4500 - 4.5000 0.97 3497 186 0.2051 0.2839 REMARK 3 2 4.5000 - 3.5700 0.85 3037 140 0.2211 0.3289 REMARK 3 3 3.5700 - 3.1200 0.85 2983 178 0.2949 0.3728 REMARK 3 4 3.1200 - 2.8400 0.99 3460 215 0.3397 0.4184 REMARK 3 5 2.8400 - 2.6900 0.87 2153 127 0.3466 0.3706 REMARK 3 6 2.6300 - 2.4800 0.21 748 39 0.3653 0.4083 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.00 REMARK 3 SHRINKAGE RADIUS : 0.60 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.500 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 41.735 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 59.48 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 84.58 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 : 0.002 4844 REMARK 3 ANGLE : 0.397 6582 REMARK 3 CHIRALITY : 0.050 742 REMARK 3 PLANARITY : 0.002 856 REMARK 3 DIHEDRAL : 11.482 1720 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): 34.3100 1.4339 10.7543 REMARK 3 T TENSOR REMARK 3 T11: 0.3638 T22: 0.2912 REMARK 3 T33: 0.2694 T12: -0.0707 REMARK 3 T13: -0.0568 T23: -0.0308 REMARK 3 L TENSOR REMARK 3 L11: 3.3459 L22: 2.6122 REMARK 3 L33: 1.9096 L12: 0.7701 REMARK 3 L13: 0.6111 L23: 0.1200 REMARK 3 S TENSOR REMARK 3 S11: 0.1207 S12: 0.2696 S13: -0.0756 REMARK 3 S21: -0.4672 S22: 0.0987 S23: -0.3643 REMARK 3 S31: 0.2102 S32: 0.3501 S33: -0.1073 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 7ZB8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 23-MAR-22. REMARK 100 THE DEPOSITION ID IS D_1292121834. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-MAR-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PETRA III, EMBL C/O DESY REMARK 200 BEAMLINE : P14 (MX2) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.82656 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16776 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.477 REMARK 200 RESOLUTION RANGE LOW (A) : 46.451 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 83.9 REMARK 200 DATA REDUNDANCY : 7.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 6.7000 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) : 2.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 32.4 REMARK 200 DATA REDUNDANCY IN SHELL : 6.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 6LU7 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.52 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.34 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG3350, DMSO, SODIUM CITRATE, MES, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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+1/2,Y+1/2,Z 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 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 61.24100 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.64450 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 61.24100 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 40.64450 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 APPLY THE FOLLOWING TO CHAINS: A, 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 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 SG CYS A 145 C GLN A 306 4545 1.80 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 -131.18 52.46 REMARK 500 ASN A 84 -119.11 65.66 REMARK 500 LYS A 137 61.25 -103.07 REMARK 500 TYR A 154 -80.49 61.68 REMARK 500 CYS A 160 -26.06 -152.31 REMARK 500 HIS A 164 -59.37 -130.74 REMARK 500 ALA A 191 101.44 -55.52 REMARK 500 ALA A 194 -137.05 -77.88 REMARK 500 THR A 198 -129.72 -84.44 REMARK 500 ASP A 216 80.89 46.38 REMARK 500 ARG A 222 52.27 -112.80 REMARK 500 PHE A 223 80.45 -155.64 REMARK 500 THR A 226 -154.87 -85.21 REMARK 500 ALA A 234 66.87 -104.59 REMARK 500 MET A 235 42.77 -148.53 REMARK 500 ASN A 238 107.59 60.88 REMARK 500 ASN A 274 -74.01 -130.80 REMARK 500 LEU A 282 -70.02 59.39 REMARK 500 ASP C 33 -133.72 59.60 REMARK 500 GLU C 47 23.14 -169.65 REMARK 500 LEU C 50 -53.62 -149.15 REMARK 500 ASN C 51 63.08 -164.01 REMARK 500 ALA C 70 -145.58 -90.09 REMARK 500 ILE C 78 -51.10 -120.87 REMARK 500 ASN C 84 -92.43 61.51 REMARK 500 ASP C 92 -72.88 -68.17 REMARK 500 LYS C 100 86.08 -64.09 REMARK 500 LYS C 102 128.49 -174.01 REMARK 500 SER C 123 -31.79 -134.97 REMARK 500 TYR C 154 -65.74 -168.50 REMARK 500 CYS C 160 -6.20 -140.25 REMARK 500 THR C 190 -156.00 -132.24 REMARK 500 ALA C 191 31.06 -85.93 REMARK 500 TRP C 218 -29.54 -167.32 REMARK 500 ASN C 221 -160.33 -170.74 REMARK 500 THR C 226 -166.12 -69.76 REMARK 500 ASN C 238 70.34 -109.96 REMARK 500 GLN C 256 35.85 -85.21 REMARK 500 THR C 257 -46.68 -146.50 REMARK 500 GLN C 273 -54.52 -155.56 REMARK 500 ARG C 279 -71.66 68.24 REMARK 500 SER C 284 102.89 58.84 REMARK 500 CYS C 300 30.53 -93.80 REMARK 500 SER C 301 -60.67 -144.78 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH C 514 DISTANCE = 6.23 ANGSTROMS DBREF 7ZB8 A 1 306 UNP P0DTD1 R1AB_SARS2 3264 3569 DBREF 7ZB8 C 1 306 UNP P0DTD1 R1AB_SARS2 3264 3569 SEQADV 7ZB8 ALA A 61 UNP P0DTD1 LYS 3324 ENGINEERED MUTATION SEQADV 7ZB8 ALA C 61 UNP P0DTD1 LYS 3324 ENGINEERED MUTATION 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 VAL VAL TYR CYS PRO SEQRES 4 A 306 ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU ASN PRO SEQRES 5 A 306 ASN TYR GLU ASP LEU LEU ILE ARG ALA SER ASN HIS ASN 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 VAL LEU LYS LEU LYS VAL SEQRES 8 A 306 ASP THR ALA 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 PHE 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 ASN 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 VAL 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 SER LEU LYS GLU LEU LEU GLN SEQRES 22 A 306 ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER ALA LEU 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 C 306 SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS VAL SEQRES 2 C 306 GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR THR SEQRES 3 C 306 LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR CYS PRO SEQRES 4 C 306 ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU ASN PRO SEQRES 5 C 306 ASN TYR GLU ASP LEU LEU ILE ARG ALA SER ASN HIS ASN SEQRES 6 C 306 PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL ILE SEQRES 7 C 306 GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU LYS VAL SEQRES 8 C 306 ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS PHE VAL SEQRES 9 C 306 ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA CYS SEQRES 10 C 306 TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA MET SEQRES 11 C 306 ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU ASN GLY SEQRES 12 C 306 SER CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP CYS SEQRES 13 C 306 VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO THR SEQRES 14 C 306 GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN PHE TYR SEQRES 15 C 306 GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA GLY SEQRES 16 C 306 THR ASP THR THR ILE THR VAL ASN VAL LEU ALA TRP LEU SEQRES 17 C 306 TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU ASN SEQRES 18 C 306 ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL ALA SEQRES 19 C 306 MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS VAL SEQRES 20 C 306 ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE ALA SEQRES 21 C 306 VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU LEU GLN SEQRES 22 C 306 ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER ALA LEU SEQRES 23 C 306 LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG GLN SEQRES 24 C 306 CYS SER GLY VAL THR PHE GLN HET DMS C 401 10 HET DMS C 402 10 HET DMS C 403 10 HET DMS C 404 10 HETNAM DMS DIMETHYL SULFOXIDE FORMUL 3 DMS 4(C2 H6 O S) FORMUL 7 HOH *36(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 SER A 46 LEU A 50 5 5 HELIX 4 AA4 ASN A 53 ALA A 61 1 9 HELIX 5 AA5 ILE A 200 ASN A 214 1 15 HELIX 6 AA6 LEU A 227 ASN A 231 5 5 HELIX 7 AA7 ASP A 245 LEU A 250 1 6 HELIX 8 AA8 LEU A 250 GLY A 258 1 9 HELIX 9 AA9 ALA A 260 LEU A 272 1 13 HELIX 10 AB1 THR A 292 CYS A 300 1 9 HELIX 11 AB2 SER C 10 GLY C 15 1 6 HELIX 12 AB3 HIS C 41 ILE C 43 5 3 HELIX 13 AB4 ASN C 53 ALA C 61 1 9 HELIX 14 AB5 ILE C 200 GLY C 215 1 16 HELIX 15 AB6 ASP C 229 TYR C 237 1 9 HELIX 16 AB7 GLN C 244 LEU C 250 1 7 HELIX 17 AB8 GLY C 251 GLN C 256 1 6 HELIX 18 AB9 MET C 264 LYS C 269 1 6 HELIX 19 AC1 THR C 292 CYS C 300 1 9 SHEET 1 AA1 7 VAL A 73 LEU A 75 0 SHEET 2 AA1 7 PHE A 66 ALA A 70 -1 N VAL A 68 O LEU A 75 SHEET 3 AA1 7 MET A 17 CYS A 22 -1 N GLN A 19 O GLN A 69 SHEET 4 AA1 7 THR A 25 LEU A 32 -1 O LEU A 27 N VAL A 20 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 GLN A 83 -1 N SER A 81 O LYS A 88 SHEET 1 AA2 5 TYR A 101 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 ASP A 153 -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 123 N ALA A 116 SHEET 1 AA3 3 TYR A 101 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 THR A 175 N MET A 162 SHEET 1 AA4 6 PHE C 66 GLN C 69 0 SHEET 2 AA4 6 MET C 17 CYS C 22 -1 N GLN C 19 O GLN C 69 SHEET 3 AA4 6 THR C 25 LEU C 32 -1 O LEU C 27 N VAL C 20 SHEET 4 AA4 6 VAL C 35 PRO C 39 -1 O TYR C 37 N LEU C 30 SHEET 5 AA4 6 VAL C 86 VAL C 91 -1 O LEU C 87 N CYS C 38 SHEET 6 AA4 6 VAL C 77 GLN C 83 -1 N GLY C 79 O LYS C 90 SHEET 1 AA5 5 LYS C 100 PHE C 103 0 SHEET 2 AA5 5 CYS C 156 GLU C 166 1 O PHE C 159 N LYS C 102 SHEET 3 AA5 5 VAL C 148 ILE C 152 -1 N ASN C 151 O SER C 158 SHEET 4 AA5 5 THR C 111 TYR C 118 -1 N SER C 113 O PHE C 150 SHEET 5 AA5 5 SER C 121 ALA C 129 -1 O TYR C 126 N VAL C 114 SHEET 1 AA6 3 LYS C 100 PHE C 103 0 SHEET 2 AA6 3 CYS C 156 GLU C 166 1 O PHE C 159 N LYS C 102 SHEET 3 AA6 3 HIS C 172 THR C 175 -1 O THR C 175 N MET C 162 CRYST1 122.482 81.289 63.701 90.00 90.22 90.00 C 1 2 1 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 0.008164 0.000000 0.000031 0.00000 SCALE2 0.000000 0.012302 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015698 0.00000