HEADER HYDROLASE 05-JUL-05 2A7J TITLE ON THE ROUTINE USE OF SOFT X-RAYS IN MACROMOLECULAR TITLE 2 CRYSTALLOGRAPHY, PART III- THE OPTIMAL DATA COLLECTION TITLE 3 WAVELENGTH COMPND MOL_ID: 1; COMPND 2 MOLECULE: ELASTASE 1; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.36 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGANISM_TAXID: 9823 KEYWDS HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR C.MUELLER-DIECKMANN,S.PANJIKAR,P.A.TUCKER,M.S.WEISS REVDAT 3 24-FEB-09 2A7J 1 VERSN REVDAT 2 13-SEP-05 2A7J 1 JRNL REVDAT 1 19-JUL-05 2A7J 0 JRNL AUTH C.MUELLER-DIECKMANN,S.PANJIKAR,P.A.TUCKER,M.S.WEISS JRNL TITL ON THE ROUTINE USE OF SOFT X-RAYS IN JRNL TITL 2 MACROMOLECULAR CRYSTALLOGRAPHY. PART III. THE JRNL TITL 3 OPTIMAL DATA-COLLECTION WAVELENGTH. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 61 1263 2005 JRNL REFN ISSN 0907-4449 JRNL PMID 16131760 JRNL DOI 10.1107/S0907444905021475 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 24957 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) : 0.148 REMARK 3 R VALUE (WORKING SET) : 0.147 REMARK 3 FREE R VALUE : 0.189 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.000 REMARK 3 FREE R VALUE TEST SET COUNT : 508 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) : 1.65 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.69 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1803 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.00 REMARK 3 BIN R VALUE (WORKING SET) : 0.1390 REMARK 3 BIN FREE R VALUE SET COUNT : 39 REMARK 3 BIN FREE R VALUE : 0.2130 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1845 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 296 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 10.58 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.28000 REMARK 3 B22 (A**2) : 0.16000 REMARK 3 B33 (A**2) : -0.45000 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): 0.089 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.092 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.052 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.813 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.965 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.935 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1893 ; 0.016 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 1662 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2590 ; 1.483 ; 1.915 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3843 ; 0.799 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 239 ; 6.069 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 85 ;34.689 ;23.647 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 282 ;11.878 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 13 ;17.524 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 294 ; 0.094 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2152 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 394 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 433 ; 0.213 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 2004 ; 0.193 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1000 ; 0.196 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 1342 ; 0.091 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 280 ; 0.167 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 5 ; 0.142 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 10 ; 0.146 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 65 ; 0.289 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 32 ; 0.222 ; 0.200 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): 1199 ; 0.928 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 500 ; 0.231 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1919 ; 1.634 ; 2.500 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 794 ; 3.259 ; 5.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 671 ; 4.547 ;10.000 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 ADDED IN THE REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 2A7J COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-JUL-05. REMARK 100 THE RCSB ID CODE IS RCSB033585. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL 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 : ELETTRA REMARK 200 BEAMLINE : 5.2R REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.80 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 : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24957 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 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 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS 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 (%): 38.08 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 24.66000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 36.66000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.48500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 36.66000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.66000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.48500 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 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 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 HOH A 743 O HOH A 760 1.95 REMARK 500 OE1 GLN A 199 O HOH A 752 2.06 REMARK 500 O HOH A 692 O HOH A 743 2.19 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 O HOH A 550 O HOH A 620 4455 1.79 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 106 -169.28 -165.92 REMARK 500 TYR A 163 -117.12 -93.63 REMARK 500 SER A 188 137.92 -39.02 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 A 712 DISTANCE = 5.36 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 503 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 69 OE2 REMARK 620 2 GLU A 59 OE1 92.4 REMARK 620 3 ASN A 61 O 175.4 88.3 REMARK 620 4 GLN A 64 O 95.2 157.2 82.5 REMARK 620 5 ASP A 66 OD2 89.1 71.0 86.8 87.6 REMARK 620 6 HOH A 615 O 90.5 126.8 92.6 74.7 162.1 REMARK 620 7 GLU A 59 OE2 102.4 50.2 81.5 146.9 120.2 77.3 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 501 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 503 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 504 DBREF 2A7J A 1 240 UNP P00772 ELA1_PIG 27 266 SEQRES 1 A 240 VAL VAL GLY GLY THR GLU ALA GLN ARG ASN SER TRP PRO SEQRES 2 A 240 SER GLN ILE SER LEU GLN TYR ARG SER GLY SER SER TRP SEQRES 3 A 240 ALA HIS THR CYS GLY GLY THR LEU ILE ARG GLN ASN TRP SEQRES 4 A 240 VAL MET THR ALA ALA HIS CYS VAL ASP ARG GLU LEU THR SEQRES 5 A 240 PHE ARG VAL VAL VAL GLY GLU HIS ASN LEU ASN GLN ASN SEQRES 6 A 240 ASP GLY THR GLU GLN TYR VAL GLY VAL GLN LYS ILE VAL SEQRES 7 A 240 VAL HIS PRO TYR TRP ASN THR ASP ASP VAL ALA ALA GLY SEQRES 8 A 240 TYR ASP ILE ALA LEU LEU ARG LEU ALA GLN SER VAL THR SEQRES 9 A 240 LEU ASN SER TYR VAL GLN LEU GLY VAL LEU PRO ARG ALA SEQRES 10 A 240 GLY THR ILE LEU ALA ASN ASN SER PRO CYS TYR ILE THR SEQRES 11 A 240 GLY TRP GLY LEU THR ARG THR ASN GLY GLN LEU ALA GLN SEQRES 12 A 240 THR LEU GLN GLN ALA TYR LEU PRO THR VAL ASP TYR ALA SEQRES 13 A 240 ILE CYS SER SER SER SER TYR TRP GLY SER THR VAL LYS SEQRES 14 A 240 ASN SER MET VAL CYS ALA GLY GLY ASP GLY VAL ARG SER SEQRES 15 A 240 GLY CYS GLN GLY ASP SER GLY GLY PRO LEU HIS CYS LEU SEQRES 16 A 240 VAL ASN GLY GLN TYR ALA VAL HIS GLY VAL THR SER PHE SEQRES 17 A 240 VAL SER ARG LEU GLY CYS ASN VAL THR ARG LYS PRO THR SEQRES 18 A 240 VAL PHE THR ARG VAL SER ALA TYR ILE SER TRP ILE ASN SEQRES 19 A 240 ASN VAL ILE ALA SER ASN HET ACT A 501 4 HET CA A 503 1 HET CL A 504 1 HETNAM ACT ACETATE ION HETNAM CA CALCIUM ION HETNAM CL CHLORIDE ION FORMUL 2 ACT C2 H3 O2 1- FORMUL 3 CA CA 2+ FORMUL 4 CL CL 1- FORMUL 5 HOH *296(H2 O) HELIX 1 1 ALA A 43 ASP A 48 5 6 HELIX 2 2 ASP A 87 GLY A 91 5 5 HELIX 3 3 ASP A 154 SER A 159 1 6 HELIX 4 4 TRP A 164 VAL A 168 5 5 HELIX 5 5 TYR A 229 SER A 239 1 11 SHEET 1 A 8 THR A 5 GLU A 6 0 SHEET 2 A 8 GLN A 146 TYR A 149 -1 O GLN A 147 N THR A 5 SHEET 3 A 8 CYS A 127 GLY A 131 -1 N GLY A 131 O GLN A 146 SHEET 4 A 8 PRO A 191 VAL A 196 -1 O HIS A 193 N TYR A 128 SHEET 5 A 8 GLN A 199 PHE A 208 -1 O ALA A 201 N CYS A 194 SHEET 6 A 8 THR A 221 ARG A 225 -1 O THR A 224 N VAL A 205 SHEET 7 A 8 MET A 172 ALA A 175 -1 N VAL A 173 O PHE A 223 SHEET 8 A 8 THR A 152 VAL A 153 -1 N VAL A 153 O CYS A 174 SHEET 1 B 7 GLN A 15 SER A 22 0 SHEET 2 B 7 SER A 25 ARG A 36 -1 O CYS A 30 N LEU A 18 SHEET 3 B 7 TRP A 39 THR A 42 -1 O MET A 41 N THR A 33 SHEET 4 B 7 ALA A 95 LEU A 99 -1 O LEU A 97 N VAL A 40 SHEET 5 B 7 GLN A 70 VAL A 79 -1 N VAL A 78 O LEU A 96 SHEET 6 B 7 PHE A 53 VAL A 57 -1 N VAL A 55 O VAL A 72 SHEET 7 B 7 GLN A 15 SER A 22 -1 N GLN A 19 O ARG A 54 SSBOND 1 CYS A 30 CYS A 46 1555 1555 2.01 SSBOND 2 CYS A 127 CYS A 194 1555 1555 2.03 SSBOND 3 CYS A 158 CYS A 174 1555 1555 2.03 SSBOND 4 CYS A 184 CYS A 214 1555 1555 2.03 LINK CA CA A 503 OE2 GLU A 69 1555 1555 2.25 LINK CA CA A 503 OE1 GLU A 59 1555 1555 2.27 LINK CA CA A 503 O ASN A 61 1555 1555 2.24 LINK CA CA A 503 O GLN A 64 1555 1555 2.33 LINK CA CA A 503 OD2 ASP A 66 1555 1555 2.32 LINK CA CA A 503 O HOH A 615 1555 1555 2.43 LINK CA CA A 503 OE2 GLU A 59 1555 1555 2.67 SITE 1 AC1 7 THR A 29 HIS A 45 GLN A 185 GLY A 186 SITE 2 AC1 7 SER A 188 HOH A 559 HOH A 751 SITE 1 AC2 6 GLU A 59 ASN A 61 GLN A 64 ASP A 66 SITE 2 AC2 6 GLU A 69 HOH A 615 SITE 1 AC3 5 TRP A 12 PRO A 13 SER A 14 HOH A 628 SITE 2 AC3 5 HOH A 664 CRYST1 49.320 56.970 73.320 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 0.020276 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017553 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013639 0.00000