HEADER HYDROLASE 17-JUL-14 4U2F TITLE CRYSTAL STRUCTURE OF DIENELACTONE HYDROLASE B-1 VARIANT (Q35H, F38L, TITLE 2 Y64H, Q110L, C123S, Y137C, Y145C, N154D, E199G, S208G AND G211D) AT TITLE 3 1.80 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBOXYMETHYLENEBUTENOLIDASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: DIENELACTONE HYDROLASE,DLH; COMPND 5 EC: 3.1.1.45; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS SP.; SOURCE 3 ORGANISM_TAXID: 65741; SOURCE 4 STRAIN: B13; SOURCE 5 GENE: CLCD; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 668369; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: DH5[ALPHA] KEYWDS HYDROLASE, A/B HYDROLASE FOLD EXPDTA X-RAY DIFFRACTION AUTHOR J.L.PORTER,C.A.COLLYER,D.L.OLLIS REVDAT 6 27-DEC-23 4U2F 1 REMARK REVDAT 5 01-JAN-20 4U2F 1 REMARK REVDAT 4 17-JAN-18 4U2F 1 REMARK REVDAT 3 22-NOV-17 4U2F 1 SOURCE REMARK REVDAT 2 04-MAR-15 4U2F 1 JRNL REVDAT 1 10-DEC-14 4U2F 0 JRNL AUTH J.L.PORTER,P.L.BOON,T.P.MURRAY,T.HUBER,C.A.COLLYER,D.L.OLLIS JRNL TITL DIRECTED EVOLUTION OF NEW AND IMPROVED ENZYME FUNCTIONS JRNL TITL 2 USING AN EVOLUTIONARY INTERMEDIATE AND MULTIDIRECTIONAL JRNL TITL 3 SEARCH. JRNL REF ACS CHEM.BIOL. V. 10 611 2015 JRNL REFN ESSN 1554-8937 JRNL PMID 25419863 JRNL DOI 10.1021/CB500809F REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.6.0117 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 51.05 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 3 NUMBER OF REFLECTIONS : 22895 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.190 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1204 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1544 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.2590 REMARK 3 BIN FREE R VALUE SET COUNT : 75 REMARK 3 BIN FREE R VALUE : 0.2890 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1750 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 173 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.34 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.34000 REMARK 3 B22 (A**2) : -0.36000 REMARK 3 B33 (A**2) : 0.02000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.126 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.117 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.064 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.944 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.939 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.926 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1827 ; 0.015 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2496 ; 1.571 ; 1.948 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 244 ; 5.185 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 82 ;30.093 ;23.902 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 269 ;12.675 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 10 ;15.923 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 270 ; 0.121 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1441 ; 0.009 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN USED IF PRESENT IN REMARK 3 THE INPUT REMARK 4 REMARK 4 4U2F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-JUL-14. REMARK 100 THE DEPOSITION ID IS D_1000202614. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-JUL-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : OTHER REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : HKL-2000, SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27036 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 51.050 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 200 DATA REDUNDANCY : 6.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 20.7000 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH 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 (%): 51.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.54 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM CITRATE, AMMONIUM SULPHATE, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K 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 24.46700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.13200 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.14750 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.13200 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.46700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.14750 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 LYS A 234 REMARK 465 LYS A 235 REMARK 465 PRO A 236 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 O ALA A 68 O HOH A 556 2.19 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 ASN A 41 -162.66 -121.21 REMARK 500 ALA A 68 108.30 -171.36 REMARK 500 ALA A 72 82.47 -151.49 REMARK 500 SER A 123 -121.84 58.19 REMARK 500 SER A 203 43.42 -106.93 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 SO4 A 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4U2B RELATED DB: PDB REMARK 900 RELATED ID: 4U2C RELATED DB: PDB REMARK 900 RELATED ID: 4U2D RELATED DB: PDB REMARK 900 RELATED ID: 4U2E RELATED DB: PDB REMARK 900 RELATED ID: 4U2G RELATED DB: PDB DBREF 4U2F A 1 236 UNP P0A115 CLCD_PSESB 1 236 SEQADV 4U2F HIS A 35 UNP P0A115 GLN 35 ENGINEERED MUTATION SEQADV 4U2F LEU A 38 UNP P0A115 PHE 38 ENGINEERED MUTATION SEQADV 4U2F HIS A 64 UNP P0A115 TYR 64 ENGINEERED MUTATION SEQADV 4U2F ALA A 79 UNP P0A115 ARG 79 CONFLICT SEQADV 4U2F LEU A 110 UNP P0A115 GLN 110 ENGINEERED MUTATION SEQADV 4U2F SER A 123 UNP P0A115 CYS 123 ENGINEERED MUTATION SEQADV 4U2F CYS A 137 UNP P0A115 TYR 137 ENGINEERED MUTATION SEQADV 4U2F CYS A 145 UNP P0A115 TYR 145 ENGINEERED MUTATION SEQADV 4U2F ASP A 154 UNP P0A115 LYS 154 ENGINEERED MUTATION SEQADV 4U2F GLY A 199 UNP P0A115 GLU 199 ENGINEERED MUTATION SEQADV 4U2F GLY A 208 UNP P0A115 SER 208 ENGINEERED MUTATION SEQADV 4U2F ASP A 211 UNP P0A115 GLY 211 ENGINEERED MUTATION SEQADV 4U2F THR A 224 UNP P0A115 ARG 224 CONFLICT SEQRES 1 A 236 MET LEU THR GLU GLY ILE SER ILE GLN SER TYR ASP GLY SEQRES 2 A 236 HIS THR PHE GLY ALA LEU VAL GLY SER PRO ALA LYS ALA SEQRES 3 A 236 PRO ALA PRO VAL ILE VAL ILE ALA HIS GLU ILE LEU GLY SEQRES 4 A 236 VAL ASN ALA PHE MET ARG GLU THR VAL SER TRP LEU VAL SEQRES 5 A 236 ASP GLN GLY TYR ALA ALA VAL CYS PRO ASP LEU HIS ALA SEQRES 6 A 236 ARG GLN ALA PRO GLY THR ALA LEU ASP PRO GLN ASP GLU SEQRES 7 A 236 ALA GLN ARG GLU GLN ALA TYR LYS LEU TRP GLN ALA PHE SEQRES 8 A 236 ASP MET GLU ALA GLY VAL GLY ASP LEU GLU ALA ALA ILE SEQRES 9 A 236 ARG TYR ALA ARG HIS LEU PRO TYR SER ASN GLY LYS VAL SEQRES 10 A 236 GLY LEU VAL GLY TYR SER LEU GLY GLY ALA LEU ALA PHE SEQRES 11 A 236 LEU VAL ALA ALA LYS GLY CYS VAL ASP ARG ALA VAL GLY SEQRES 12 A 236 TYR CYS GLY VAL GLY LEU GLU LYS GLN LEU ASP LYS VAL SEQRES 13 A 236 PRO GLU VAL LYS HIS PRO ALA LEU PHE HIS MET GLY GLY SEQRES 14 A 236 GLN ASP HIS PHE VAL PRO ALA PRO SER ARG GLN LEU ILE SEQRES 15 A 236 THR GLU GLY PHE GLY ALA ASN PRO LEU LEU GLN VAL HIS SEQRES 16 A 236 TRP TYR GLU GLY ALA GLY HIS SER PHE ALA ARG THR GLY SEQRES 17 A 236 SER SER ASP TYR VAL ALA SER ALA ALA ALA LEU ALA ASN SEQRES 18 A 236 GLU ARG THR LEU ASP PHE LEU ALA PRO LEU GLN SER LYS SEQRES 19 A 236 LYS PRO HET SO4 A 301 5 HETNAM SO4 SULFATE ION FORMUL 2 SO4 O4 S 2- FORMUL 3 HOH *173(H2 O) HELIX 1 AA1 ASN A 41 GLN A 54 1 14 HELIX 2 AA2 LEU A 63 GLN A 67 5 5 HELIX 3 AA3 ASP A 77 PHE A 91 1 15 HELIX 4 AA4 ASP A 92 HIS A 109 1 18 HELIX 5 AA5 SER A 123 GLY A 136 1 14 HELIX 6 AA6 GLY A 148 VAL A 159 5 12 HELIX 7 AA7 PRO A 175 ALA A 188 1 14 HELIX 8 AA8 VAL A 213 ALA A 229 1 17 HELIX 9 AA9 PRO A 230 GLN A 232 5 3 SHEET 1 AA1 2 ILE A 8 GLN A 9 0 SHEET 2 AA1 2 THR A 15 PHE A 16 -1 O PHE A 16 N ILE A 8 SHEET 1 AA2 7 ALA A 18 GLY A 21 0 SHEET 2 AA2 7 ALA A 57 PRO A 61 -1 O CYS A 60 N LEU A 19 SHEET 3 AA2 7 ALA A 28 ALA A 34 1 N ILE A 33 O VAL A 59 SHEET 4 AA2 7 SER A 113 TYR A 122 1 O GLY A 118 N VAL A 32 SHEET 5 AA2 7 ARG A 140 TYR A 144 1 O TYR A 144 N GLY A 121 SHEET 6 AA2 7 ALA A 163 GLY A 168 1 O LEU A 164 N GLY A 143 SHEET 7 AA2 7 LEU A 192 TYR A 197 1 O HIS A 195 N PHE A 165 CISPEP 1 ALA A 26 PRO A 27 0 -2.45 SITE 1 AC1 3 MET A 1 ALA A 72 HOH A 554 CRYST1 48.934 70.295 74.264 90.00 90.00 90.00 P 21 21 21 4 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 0.020436 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014226 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013465 0.00000