HEADER HYDROLASE 28-APR-00 1EX3 TITLE CRYSTAL STRUCTURE OF BOVINE CHYMOTRYPSINOGEN A (TETRAGONAL) COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHYMOTRYPSINOGEN A; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 ORGAN: PANCREAS KEYWDS HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR P.E.PJURA,A.M.LENHOFF,S.A.LEONARD,A.G.GITTIS REVDAT 4 04-OCT-17 1EX3 1 REMARK REVDAT 3 24-FEB-09 1EX3 1 VERSN REVDAT 2 30-AUG-00 1EX3 1 JRNL REVDAT 1 17-MAY-00 1EX3 0 JRNL AUTH P.E.PJURA,A.M.LENHOFF,S.A.LEONARD,A.G.GITTIS JRNL TITL PROTEIN CRYSTALLIZATION BY DESIGN: CHYMOTRYPSINOGEN WITHOUT JRNL TITL 2 PRECIPITANTS. JRNL REF J.MOL.BIOL. V. 300 235 2000 JRNL REFN ISSN 0022-2836 JRNL PMID 10873462 JRNL DOI 10.1006/JMBI.2000.3851 REMARK 2 REMARK 2 RESOLUTION. 3.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 7446 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.204 REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 0 REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.2040 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) : 7446 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1799 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 42 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.021 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 2.900 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : 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 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : TNT STANDARD REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1EX3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-MAY-00. REMARK 100 THE DEPOSITION ID IS D_1000010983. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-APR-97 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 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 : RIGAKU RAXIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7446 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.160 REMARK 200 R MERGE (I) : 0.09200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.6300 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.11 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 5.59 REMARK 200 R MERGE FOR SHELL (I) : 0.26800 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: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 63.73 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.39 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M NACL, 10 MM NA CITRATE, 0.05% NA REMARK 280 AZIDE, 1 MM PHENYLMETHANESULPHONYL-FLUORIDE, PH 5.0, CENTRIFUGAL REMARK 280 CRYSTALLIZATION, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 26.40000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 57.45000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 57.45000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 13.20000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 57.45000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 57.45000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 39.60000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 57.45000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 57.45000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 13.20000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 57.45000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 57.45000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 39.60000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 26.40000 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: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 20 CD GLU A 20 OE2 0.095 REMARK 500 GLU A 21 CD GLU A 21 OE2 0.099 REMARK 500 GLU A 49 CD GLU A 49 OE2 0.073 REMARK 500 GLU A 70 CD GLU A 70 OE2 0.092 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 SER A 26 N - CA - CB ANGL. DEV. = 10.1 DEGREES REMARK 500 ASP A 35 CB - CG - OD1 ANGL. DEV. = 6.5 DEGREES REMARK 500 ASP A 35 CB - CG - OD2 ANGL. DEV. = -7.5 DEGREES REMARK 500 ASP A 64 CB - CG - OD1 ANGL. DEV. = 5.9 DEGREES REMARK 500 ASP A 64 CB - CG - OD2 ANGL. DEV. = -8.2 DEGREES REMARK 500 ASP A 102 CB - CG - OD2 ANGL. DEV. = -6.0 DEGREES REMARK 500 ASP A 128 CB - CG - OD1 ANGL. DEV. = 6.4 DEGREES REMARK 500 ASP A 128 CB - CG - OD2 ANGL. DEV. = -8.3 DEGREES REMARK 500 ALA A 131 CB - CA - C ANGL. DEV. = -12.0 DEGREES REMARK 500 TYR A 146 CA - CB - CG ANGL. DEV. = -13.0 DEGREES REMARK 500 PRO A 152 C - N - CD ANGL. DEV. = -19.3 DEGREES REMARK 500 ASP A 153 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP A 153 CB - CG - OD2 ANGL. DEV. = -5.4 DEGREES REMARK 500 ASP A 194 CB - CG - OD2 ANGL. DEV. = -5.5 DEGREES REMARK 500 SER A 217 N - CA - CB ANGL. DEV. = 9.9 DEGREES REMARK 500 PRO A 225 C - N - CD ANGL. DEV. = -20.3 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 VAL A 17 -107.68 69.30 REMARK 500 THR A 37 -19.62 -47.24 REMARK 500 HIS A 57 13.08 -66.52 REMARK 500 THR A 62 3.63 -53.26 REMARK 500 PHE A 71 -53.77 -142.39 REMARK 500 GLN A 73 -4.42 -54.23 REMARK 500 TYR A 94 105.63 -44.21 REMARK 500 ASP A 102 49.66 -64.70 REMARK 500 SER A 109 -93.08 -58.23 REMARK 500 PHE A 114 -177.64 -63.87 REMARK 500 SER A 115 -166.20 -178.67 REMARK 500 SER A 119 -169.47 -167.34 REMARK 500 ASP A 128 151.47 -48.17 REMARK 500 ALA A 131 154.59 -46.17 REMARK 500 LEU A 143 -17.86 -43.75 REMARK 500 ARG A 145 -2.01 -58.28 REMARK 500 ASN A 150 -75.91 -150.80 REMARK 500 THR A 151 -88.26 99.36 REMARK 500 LYS A 170 -14.12 -44.58 REMARK 500 ALA A 185 -33.11 77.32 REMARK 500 SER A 186 16.76 -64.35 REMARK 500 VAL A 188 138.16 174.55 REMARK 500 SER A 189 -168.99 -68.71 REMARK 500 SER A 190 0.69 -153.39 REMARK 500 CYS A 191 10.70 -66.74 REMARK 500 LYS A 203 125.46 130.80 REMARK 500 VAL A 213 110.67 -37.80 REMARK 500 SER A 214 -69.63 -101.21 REMARK 500 SER A 217 107.29 2.22 REMARK 500 ARG A 230 82.83 -67.03 REMARK 500 ALA A 244 7.88 -51.24 REMARK 500 REMARK 500 REMARK: NULL DBREF 1EX3 A 1 245 UNP P00766 CTRA_BOVIN 1 245 SEQRES 1 A 245 CYS GLY VAL PRO ALA ILE GLN PRO VAL LEU SER GLY LEU SEQRES 2 A 245 SER ARG ILE VAL ASN GLY GLU GLU ALA VAL PRO GLY SER SEQRES 3 A 245 TRP PRO TRP GLN VAL SER LEU GLN ASP LYS THR GLY PHE SEQRES 4 A 245 HIS PHE CYS GLY GLY SER LEU ILE ASN GLU ASN TRP VAL SEQRES 5 A 245 VAL THR ALA ALA HIS CYS GLY VAL THR THR SER ASP VAL SEQRES 6 A 245 VAL VAL ALA GLY GLU PHE ASP GLN GLY SER SER SER GLU SEQRES 7 A 245 LYS ILE GLN LYS LEU LYS ILE ALA LYS VAL PHE LYS ASN SEQRES 8 A 245 SER LYS TYR ASN SER LEU THR ILE ASN ASN ASP ILE THR SEQRES 9 A 245 LEU LEU LYS LEU SER THR ALA ALA SER PHE SER GLN THR SEQRES 10 A 245 VAL SER ALA VAL CYS LEU PRO SER ALA SER ASP ASP PHE SEQRES 11 A 245 ALA ALA GLY THR THR CYS VAL THR THR GLY TRP GLY LEU SEQRES 12 A 245 THR ARG TYR THR ASN ALA ASN THR PRO ASP ARG LEU GLN SEQRES 13 A 245 GLN ALA SER LEU PRO LEU LEU SER ASN THR ASN CYS LYS SEQRES 14 A 245 LYS TYR TRP GLY THR LYS ILE LYS ASP ALA MET ILE CYS SEQRES 15 A 245 ALA GLY ALA SER GLY VAL SER SER CYS MET GLY ASP SER SEQRES 16 A 245 GLY GLY PRO LEU VAL CYS LYS LYS ASN GLY ALA TRP THR SEQRES 17 A 245 LEU VAL GLY ILE VAL SER TRP GLY SER SER THR CYS SER SEQRES 18 A 245 THR SER THR PRO GLY VAL TYR ALA ARG VAL THR ALA LEU SEQRES 19 A 245 VAL ASN TRP VAL GLN GLN THR LEU ALA ALA ASN FORMUL 2 HOH *42(H2 O) HELIX 1 1 SER A 11 ILE A 16 5 6 HELIX 2 2 HIS A 57 GLY A 59 5 3 HELIX 3 3 TRP A 141 TYR A 146 5 6 HELIX 4 4 SER A 164 GLY A 173 1 10 HELIX 5 5 THR A 174 ILE A 176 5 3 HELIX 6 6 ARG A 230 ALA A 244 1 15 SHEET 1 A 7 GLU A 20 GLU A 21 0 SHEET 2 A 7 GLN A 156 PRO A 161 -1 N GLN A 157 O GLU A 20 SHEET 3 A 7 THR A 135 GLY A 140 -1 N CYS A 136 O LEU A 160 SHEET 4 A 7 PRO A 198 CYS A 201 -1 O PRO A 198 N THR A 139 SHEET 5 A 7 THR A 208 GLY A 216 -1 N THR A 208 O CYS A 201 SHEET 6 A 7 PRO A 225 ALA A 229 -1 O VAL A 227 N SER A 214 SHEET 7 A 7 MET A 180 GLY A 184 -1 O ILE A 181 N TYR A 228 SHEET 1 B 7 GLN A 30 GLN A 34 0 SHEET 2 B 7 HIS A 40 LEU A 46 -1 N PHE A 41 O LEU A 33 SHEET 3 B 7 TRP A 51 ALA A 55 -1 N VAL A 53 O SER A 45 SHEET 4 B 7 ILE A 103 LEU A 108 -1 N THR A 104 O THR A 54 SHEET 5 B 7 GLN A 81 LYS A 90 -1 N ALA A 86 O LYS A 107 SHEET 6 B 7 VAL A 65 ALA A 68 -1 O VAL A 66 N LEU A 83 SHEET 7 B 7 GLN A 30 GLN A 34 -1 O SER A 32 N VAL A 67 SSBOND 1 CYS A 1 CYS A 122 1555 1555 1.95 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.09 SSBOND 3 CYS A 136 CYS A 201 1555 1555 2.10 SSBOND 4 CYS A 168 CYS A 182 1555 1555 1.95 SSBOND 5 CYS A 191 CYS A 220 1555 1555 1.99 CRYST1 114.900 114.900 52.800 90.00 90.00 90.00 P 41 21 2 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 0.008703 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008703 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018939 0.00000