1S01 - Header Asymmetric Unit

HEADER HYDROLASE (SERINE PROTEINASE) 21-AUG-89 1S01

TITLE LARGE INCREASES IN GENERAL STABILITY FOR SUBTILISIN TITLE 2 BPN(PRIME) THROUGH INCREMENTAL CHANGES IN THE FREE ENERGY TITLE 3 OF UNFOLDING

COMPND MOL_ID: 1; COMPND 2 MOLECULE: SUBTILISIN BPN'; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.14; COMPND 5 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS AMYLOLIQUEFACIENS; SOURCE 3 ORGANISM_TAXID: 1390

KEYWDS HYDROLASE (SERINE PROTEINASE)

EXPDTA X-RAY DIFFRACTION

AUTHOR M.WHITLOW,A.J.HOWARD,J.F.WOOD

REVDAT 3 24-FEB-09 1S01 1 VERSN REVDAT 2 01-APR-03 1S01 1 JRNL REVDAT 1 15-OCT-90 1S01 0

JRNL AUTH M.W.PANTOLIANO,M.WHITLOW,J.F.WOOD,S.W.DODD, JRNL AUTH 2 K.D.HARDMAN,M.L.ROLLENCE,P.N.BRYAN JRNL TITL LARGE INCREASES IN GENERAL STABILITY FOR JRNL TITL 2 SUBTILISIN BPN' THROUGH INCREMENTAL CHANGES IN THE JRNL TITL 3 FREE ENERGY OF UNFOLDING. JRNL REF BIOCHEMISTRY V. 28 7205 1989 JRNL REFN ISSN 0006-2960 JRNL PMID 2684274 JRNL DOI 10.1021/BI00444A012

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.-H.WONG,S.-T.CHEN,W.J.HENNEN,J.A.BIBBS,Y.-F.WANG, REMARK 1 AUTH 2 J.L.-C.LIU,M.W.PANTOLIANO,M.WHITLOW,P.N.BRYAN REMARK 1 TITL ENZYMES IN ORGANIC SYNTHESIS. USE OF SUBTILISIN REMARK 1 TITL 2 AND A HIGHLY STABLE MUTANT DERIVED FROM MULTIPLE REMARK 1 TITL 3 SITE-SPECIFIC MUTATIONS REMARK 1 REF J.AM.CHEM.SOC. V. 112 945 1990 REMARK 1 REFN ISSN 0002-7863 REMARK 1 REFERENCE 2 REMARK 1 AUTH M.W.PANTOLIANO,M.WHITLOW,J.F.WOOD,M.L.ROLLENCE, REMARK 1 AUTH 2 B.C.FINZEL,G.L.GILLILAND,T.L.POULOS,P.N.BRYAN REMARK 1 TITL THE ENGINEERING OF BINDING AFFINITY AT METAL ION REMARK 1 TITL 2 BINDING SITES FOR THE STABILIZATION OF PROTEINS. REMARK 1 TITL 3 SUBTILISIN AS A TEST CASE REMARK 1 REF BIOCHEMISTRY V. 27 8311 1988 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 3 REMARK 1 AUTH M.L.ROLLENCE,D.FILPULA,M.W.PANTOLIANO,P.N.BRYAN REMARK 1 TITL ENGINEERING THERMOSTABILITY IN SUBTILISIN REMARK 1 TITL 2 BPN(PRIME) BY IN VITRO MUTAGENESIS REMARK 1 REF CRIT.REV.BIOTECHNOL. V. 8 217 1988 REMARK 1 REFN ISSN 0738-8551 REMARK 1 REFERENCE 4 REMARK 1 AUTH P.N.BRYAN,M.L.ROLLENCE,M.W.PANTOIANO,J.WOOD, REMARK 1 AUTH 2 B.C.FINZEL,G.L.GILLILAND,A.J.HOWARD,T.L.POULOS REMARK 1 TITL PROTEASES OF ENHANCED STABILITY. CHARACTERIZATION REMARK 1 TITL 2 OF A THERMOSTABLE VARIANT OF SUBTILISIN REMARK 1 REF PROTEINS V. 1 326 1986 REMARK 1 REFN ISSN 0887-3585 REMARK 1 REFERENCE 5 REMARK 1 AUTH R.A.ALDEN,J.J.BIRKTOFT,J.KRAUT,J.D.ROBERTUS, REMARK 1 AUTH 2 C.S.WRIGHT REMARK 1 TITL ATOMIC COORDINATES FOR SUBTILISIN BPN(OR NOVO) REMARK 1 REF BIOCHEM.BIOPHYS.RES.COMMUN. V. 45 337 1971 REMARK 1 REFN ISSN 0006-291X

REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROFFT REMARK 3 AUTHORS : KONNERT,HENDRICKSON,FINZEL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 17421 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 + TEST SET) : 0.152 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1936 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 223 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.017 ; 0.030 REMARK 3 ANGLE DISTANCE (A) : 0.027 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.034 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.018 ; 0.030 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.189 ; 0.300 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.157 ; 0.200 REMARK 3 MULTIPLE TORSION (A) : 0.133 ; 0.200 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.154 ; 0.200 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 3.100 ; 7.500 REMARK 3 STAGGERED (DEGREES) : 11.600; 10.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 0.562 ; 1.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 0.915 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.213 ; 1.500 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 1.827 ; 3.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1S01 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

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 : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL

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 39.72352 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 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 400 REMARK 400 COMPOUND REMARK 400 RESIDUE 206 APPEARS TO BE CYSTEINE PERSULFIDE. ELECTRON DENSITY REMARK 400 FOUND BEYOND THE PERSULFIDE HAS BEEN MODELLED AS A PARTIALLY REMARK 400 OCCUPIED CARBON AND SULFUR ATOM (UNL). THE EXACT CHEMICAL REMARK 400 IDENTITY OF THIS GROUP IS, HOWEVER, UNKNOWN.

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 SG CYS A 206 SD UNL A 277 2.05 REMARK 500 REMARK 500 REMARK: NULL 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 ALA A 144 OG SER A 188 1554 2.08 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 ARG A 186 NE - CZ - NH1 ANGL. DEV. = 4.7 DEGREES REMARK 500 ARG A 186 NE - CZ - NH2 ANGL. DEV. = -5.1 DEGREES REMARK 500 TYR A 214 CB - CG - CD2 ANGL. DEV. = -4.1 DEGREES REMARK 500 TYR A 214 CB - CG - CD1 ANGL. DEV. = 4.1 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 32 -147.90 -164.24 REMARK 500 SER A 63 -20.36 114.90 REMARK 500 ALA A 73 34.05 -145.64 REMARK 500 ASN A 77 -152.19 -153.24 REMARK 500 SER A 159 85.40 -152.56 REMARK 500 LEU A 257 -123.04 -114.66 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 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: (11X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 ASN A 184 24.4 L L OUTSIDE RANGE REMARK 500 ASN A 252 23.3 L L OUTSIDE RANGE 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 UNL A 277 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 295 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPA A 290 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPA A 291

DBREF 1S01 A 1 275 UNP P00782 SUBT_BACAM 108 382

SEQADV 1S01 PHE A 50 UNP P00782 MET 157 ENGINEERED SEQADV 1S01 ASP A 76 UNP P00782 ASN 183 ENGINEERED SEQADV 1S01 ALA A 169 UNP P00782 GLY 276 ENGINEERED SEQADV 1S01 CYS A 206 UNP P00782 GLN 313 ENGINEERED SEQADV 1S01 LYS A 217 UNP P00782 TYR 324 ENGINEERED SEQADV 1S01 SER A 218 UNP P00782 ASN 325 ENGINEERED

SEQRES 1 A 275 ALA GLN SER VAL PRO TYR GLY VAL SER GLN ILE LYS ALA SEQRES 2 A 275 PRO ALA LEU HIS SER GLN GLY TYR THR GLY SER ASN VAL SEQRES 3 A 275 LYS VAL ALA VAL ILE ASP SER GLY ILE ASP SER SER HIS SEQRES 4 A 275 PRO ASP LEU LYS VAL ALA GLY GLY ALA SER PHE VAL PRO SEQRES 5 A 275 SER GLU THR ASN PRO PHE GLN ASP ASN ASN SER HIS GLY SEQRES 6 A 275 THR HIS VAL ALA GLY THR VAL ALA ALA LEU ASP ASN SER SEQRES 7 A 275 ILE GLY VAL LEU GLY VAL ALA PRO SER ALA SER LEU TYR SEQRES 8 A 275 ALA VAL LYS VAL LEU GLY ALA ASP GLY SER GLY GLN TYR SEQRES 9 A 275 SER TRP ILE ILE ASN GLY ILE GLU TRP ALA ILE ALA ASN SEQRES 10 A 275 ASN MET ASP VAL ILE ASN MET SER LEU GLY GLY PRO SER SEQRES 11 A 275 GLY SER ALA ALA LEU LYS ALA ALA VAL ASP LYS ALA VAL SEQRES 12 A 275 ALA SER GLY VAL VAL VAL VAL ALA ALA ALA GLY ASN GLU SEQRES 13 A 275 GLY THR SER GLY SER SER SER THR VAL GLY TYR PRO ALA SEQRES 14 A 275 LYS TYR PRO SER VAL ILE ALA VAL GLY ALA VAL ASP SER SEQRES 15 A 275 SER ASN GLN ARG ALA SER PHE SER SER VAL GLY PRO GLU SEQRES 16 A 275 LEU ASP VAL MET ALA PRO GLY VAL SER ILE CYS SER THR SEQRES 17 A 275 LEU PRO GLY ASN LYS TYR GLY ALA LYS SER GLY THR SER SEQRES 18 A 275 MET ALA SER PRO HIS VAL ALA GLY ALA ALA ALA LEU ILE SEQRES 19 A 275 LEU SER LYS HIS PRO ASN TRP THR ASN THR GLN VAL ARG SEQRES 20 A 275 SER SER LEU GLU ASN THR THR THR LYS LEU GLY ASP SER SEQRES 21 A 275 PHE TYR TYR GLY LYS GLY LEU ILE ASN VAL GLN ALA ALA SEQRES 22 A 275 ALA GLN

HET UNL A 277 2 HET UNL A 295 1 HET IPA A 290 4 HET IPA A 291 4

HETNAM UNL UNKNOWN LIGAND HETNAM IPA ISOPROPYL ALCOHOL

HETSYN IPA 2-PROPANOL

FORMUL 4 IPA 2(C3 H8 O) FORMUL 6 HOH *215(H2 O)

HELIX 1 1 PRO A 5 ILE A 11 1 7 HELIX 2 2 LYS A 12 GLN A 19 1 8 HELIX 3 3 SER A 63 ALA A 74 1 12 HELIX 4 4 GLN A 103 ASN A 117 1 15 HELIX 5 5 SER A 132 SER A 145 1 14 HELIX 6 6 GLY A 219 HIS A 238 1 20 HELIX 7 7 THR A 242 THR A 253 1 12 HELIX 8 8 ASP A 259 GLY A 264 1 6 HELIX 9 9 ASN A 269 ALA A 274 1 6

SHEET 1 A 7 VAL A 44 SER A 49 0 SHEET 2 A 7 LYS A 27 ASP A 32 1 SHEET 3 A 7 VAL A 121 MET A 124 1 O VAL A 121 N ALA A 29 SHEET 4 A 7 VAL A 148 ALA A 152 1 O VAL A 148 N ILE A 122 SHEET 5 A 7 ILE A 175 VAL A 180 1 O ILE A 175 N ALA A 151 SHEET 6 A 7 VAL A 198 PRO A 201 1 O VAL A 198 N GLY A 178 SHEET 1 B 2 ILE A 205 LEU A 209 0 SHEET 2 B 2 LYS A 213 LYS A 217 -1 O LYS A 213 N LEU A 209

CISPEP 1 TYR A 167 PRO A 168 0 1.98

SITE 1 AC1 4 CYS A 206 GLY A 215 HOH A 411 HOH A 512 SITE 1 AC2 6 GLN A 2 ASP A 41 LEU A 75 ASN A 77 SITE 2 AC2 6 ILE A 79 VAL A 81 SITE 1 AC3 4 SER A 37 ARG A 186 TYR A 263 HOH A 508 SITE 1 AC4 5 LYS A 141 SER A 145 PHE A 189 SER A 218 SITE 2 AC4 5 HOH A 364

CRYST1 41.640 79.450 37.260 90.00 114.53 90.00 P 1 21 1 2

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 0.024015 0.000000 0.009970 0.00000

SCALE2 0.000000 0.012587 0.000000 0.00000

SCALE3 0.000000 0.000000 0.029501 0.00000