HEADER HYDROLASE 31-MAY-23 8P8C TITLE HUMAN CD38 ECTODOMAIN BOUND TO COMPOUND 9-ADPR ADDUCT COMPND MOL_ID: 1; COMPND 2 MOLECULE: ADP-RIBOSYL CYCLASE/CYCLIC ADP-RIBOSE HYDROLASE 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 2'-PHOSPHO-ADP-RIBOSYL CYCLASE,2'-PHOSPHO-ADP-RIBOSYL COMPND 5 CYCLASE/2'-PHOSPHO-CYCLIC-ADP-RIBOSE TRANSFERASE,2'-PHOSPHO-CYCLIC- COMPND 6 ADP-RIBOSE TRANSFERASE,ADP-RIBOSYL CYCLASE 1,ADPRC 1,CYCLIC ADP- COMPND 7 RIBOSE HYDROLASE 1,CADPR HYDROLASE 1,T10; COMPND 8 EC: 3.2.2.-,3.2.2.6,2.4.99.20; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CD38; SOURCE 6 EXPRESSION_SYSTEM: KOMAGATAELLA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PPICZ ALPHA A KEYWDS CD38, NAD+, NUCLEOPHILIC, COVALENT INHIBITOR, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR V.RANGEL,M.ZEBISCH,K.J.DOYLE,R.W.BURLI REVDAT 2 07-FEB-24 8P8C 1 JRNL REVDAT 1 26-JUL-23 8P8C 0 JRNL AUTH K.DOYLE,M.ROBERTS,J.HARVEY,R.HEWER,M.ZEBISCH,V.RANGEL,M.GU, JRNL AUTH 2 Y.WU,L.YANG,M.CARLTON,L.DAWSON,R.BURLI JRNL TITL A COVALENT BINDING MODE OF A PYRAZOLE-BASED CD38 INHIBITOR JRNL REF HELV.CHIM.ACTA V. 106 2023 JRNL REFN ISSN 0018-019X JRNL DOI 10.1002/HLCA.202300080 REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.11.8 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.13 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 81.9 REMARK 3 NUMBER OF REFLECTIONS : 23165 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) : 0.205 REMARK 3 R VALUE (WORKING SET) : 0.202 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1195 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 1.73 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 13.33 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : NULL REMARK 3 BIN R VALUE (WORKING + TEST SET) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3148 REMARK 3 BIN FREE R VALUE : 0.3078 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 24 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1966 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 64 REMARK 3 SOLVENT ATOMS : 171 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.11 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.14260 REMARK 3 B22 (A**2) : 1.92200 REMARK 3 B33 (A**2) : -0.77930 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.240 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.148 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.137 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.141 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.133 REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.933 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.912 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 2155 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 2980 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 766 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES : 352 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 2106 ; 10.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 263 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 2062 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 0.93 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 3.19 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 15.06 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|* } REMARK 3 ORIGIN FOR THE GROUP (A): 8.0395 15.2994 15.1747 REMARK 3 T TENSOR REMARK 3 T11: -0.0321 T22: 0.0053 REMARK 3 T33: -0.0242 T12: -0.0019 REMARK 3 T13: 0.0143 T23: -0.003 REMARK 3 L TENSOR REMARK 3 L11: 0.3902 L22: 0.2513 REMARK 3 L33: 0.6927 L12: -0.0991 REMARK 3 L13: 0.3542 L23: -0.1511 REMARK 3 S TENSOR REMARK 3 S11: -0.0251 S12: 0.0215 S13: -0.0396 REMARK 3 S21: 0.0215 S22: 0.0085 S23: 0.0079 REMARK 3 S31: -0.0396 S32: 0.0079 S33: 0.0166 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 8P8C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 01-JUN-23. REMARK 100 THE DEPOSITION ID IS D_1292130862. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-APR-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 9 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AUTOPROC REMARK 200 DATA SCALING SOFTWARE : AUTOPROC REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23165 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.653 REMARK 200 RESOLUTION RANGE LOW (A) : 47.130 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 81.8 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.77 REMARK 200 COMPLETENESS FOR SHELL (%) : 21.9 REMARK 200 DATA REDUNDANCY IN SHELL : 2.50 REMARK 200 R MERGE FOR SHELL (I) : 0.70000 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: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 36.56 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.94 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M BICINE/NAOH PH 9.0, 20% W/V PEG REMARK 280 6000, 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 25.50450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 36.70350 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.73200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 36.70350 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.50450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.73200 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 TOTAL BURIED SURFACE AREA: 0 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12630 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.0 KCAL/MOL 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 ARG A 45 REMARK 465 CYS A 287 REMARK 465 VAL A 288 REMARK 465 LYS A 289 REMARK 465 ASN A 290 REMARK 465 PRO A 291 REMARK 465 GLU A 292 REMARK 465 ASP A 293 REMARK 465 SER A 294 REMARK 465 SER A 295 REMARK 465 CYS A 296 REMARK 465 THR A 297 REMARK 465 SER A 298 REMARK 465 GLU A 299 REMARK 465 ILE A 300 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 ILE A 128 47.06 -146.98 REMARK 500 ARG A 140 2.50 58.42 REMARK 500 ALA A 164 -9.13 70.21 REMARK 500 ASP A 179 -64.01 -109.12 REMARK 500 ASP A 202 -118.48 65.66 REMARK 500 VAL A 225 -62.63 -125.70 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 671 DISTANCE = 5.99 ANGSTROMS DBREF 8P8C A 45 300 UNP P28907 CD38_HUMAN 45 300 SEQADV 8P8C ASP A 100 UNP P28907 ASN 100 ENGINEERED MUTATION SEQADV 8P8C ALA A 164 UNP P28907 ASN 164 ENGINEERED MUTATION SEQADV 8P8C ASP A 209 UNP P28907 ASN 209 ENGINEERED MUTATION SEQADV 8P8C ASP A 219 UNP P28907 ASN 219 ENGINEERED MUTATION SEQRES 1 A 256 ARG TRP ARG GLN GLN TRP SER GLY PRO GLY THR THR LYS SEQRES 2 A 256 ARG PHE PRO GLU THR VAL LEU ALA ARG CYS VAL LYS TYR SEQRES 3 A 256 THR GLU ILE HIS PRO GLU MET ARG HIS VAL ASP CYS GLN SEQRES 4 A 256 SER VAL TRP ASP ALA PHE LYS GLY ALA PHE ILE SER LYS SEQRES 5 A 256 HIS PRO CYS ASP ILE THR GLU GLU ASP TYR GLN PRO LEU SEQRES 6 A 256 MET LYS LEU GLY THR GLN THR VAL PRO CYS ASN LYS ILE SEQRES 7 A 256 LEU LEU TRP SER ARG ILE LYS ASP LEU ALA HIS GLN PHE SEQRES 8 A 256 THR GLN VAL GLN ARG ASP MET PHE THR LEU GLU ASP THR SEQRES 9 A 256 LEU LEU GLY TYR LEU ALA ASP ASP LEU THR TRP CYS GLY SEQRES 10 A 256 GLU PHE ALA THR SER LYS ILE ASN TYR GLN SER CYS PRO SEQRES 11 A 256 ASP TRP ARG LYS ASP CYS SER ASN ASN PRO VAL SER VAL SEQRES 12 A 256 PHE TRP LYS THR VAL SER ARG ARG PHE ALA GLU ALA ALA SEQRES 13 A 256 CYS ASP VAL VAL HIS VAL MET LEU ASP GLY SER ARG SER SEQRES 14 A 256 LYS ILE PHE ASP LYS ASP SER THR PHE GLY SER VAL GLU SEQRES 15 A 256 VAL HIS ASN LEU GLN PRO GLU LYS VAL GLN THR LEU GLU SEQRES 16 A 256 ALA TRP VAL ILE HIS GLY GLY ARG GLU ASP SER ARG ASP SEQRES 17 A 256 LEU CYS GLN ASP PRO THR ILE LYS GLU LEU GLU SER ILE SEQRES 18 A 256 ILE SER LYS ARG ASN ILE GLN PHE SER CYS LYS ASN ILE SEQRES 19 A 256 TYR ARG PRO ASP LYS PHE LEU GLN CYS VAL LYS ASN PRO SEQRES 20 A 256 GLU ASP SER SER CYS THR SER GLU ILE HET X5T A 401 113 HETNAM X5T [[(2~{R},3~{S},4~{R},5~{R})-5-(6-AMINOPURIN-9-YL)-3,4- HETNAM 2 X5T BIS(OXIDANYL)OXOLAN-2-YL]METHOXY-OXIDANYL-PHOSPHORYL] HETNAM 3 X5T [(2~{R},3~{S},4~{R},5~{R})-5-[4-[4-[[4-(2- HETNAM 4 X5T METHOXYETHOXY)CYCLOHEXYL]AMINO]-1-METHYL-2- HETNAM 5 X5T OXIDANYLIDENE-QUINOLIN-6-YL]PYRAZOL-1-YL]-3,4- HETNAM 6 X5T BIS(OXIDANYL)OXOLAN-2-YL]METHYL HYDROGEN PHOSPHATE FORMUL 2 X5T C37 H49 N9 O16 P2 FORMUL 3 HOH *171(H2 O) HELIX 1 AA1 ARG A 58 HIS A 74 1 17 HELIX 2 AA2 PRO A 75 ARG A 78 5 4 HELIX 3 AA3 ASP A 81 ILE A 94 1 14 HELIX 4 AA4 THR A 102 ASP A 105 5 4 HELIX 5 AA5 TYR A 106 GLY A 113 1 8 HELIX 6 AA6 PRO A 118 LYS A 121 5 4 HELIX 7 AA7 ILE A 128 ARG A 140 1 13 HELIX 8 AA8 THR A 144 ASP A 147 5 4 HELIX 9 AA9 THR A 148 ASP A 155 1 8 HELIX 10 AB1 ASN A 183 ALA A 200 1 18 HELIX 11 AB2 SER A 220 VAL A 225 1 6 HELIX 12 AB3 GLU A 226 LEU A 230 5 5 HELIX 13 AB4 ASP A 252 GLN A 255 5 4 HELIX 14 AB5 ASP A 256 ARG A 269 1 14 HELIX 15 AB6 ARG A 280 GLN A 286 1 7 SHEET 1 AA1 2 GLY A 52 PRO A 53 0 SHEET 2 AA1 2 SER A 172 CYS A 173 -1 O CYS A 173 N GLY A 52 SHEET 1 AA2 4 LEU A 123 SER A 126 0 SHEET 2 AA2 4 ASP A 202 ASP A 209 1 O HIS A 205 N LEU A 124 SHEET 3 AA2 4 VAL A 235 ILE A 243 1 O GLU A 239 N VAL A 204 SHEET 4 AA2 4 GLN A 272 ILE A 278 1 O ILE A 278 N VAL A 242 SSBOND 1 CYS A 67 CYS A 82 1555 1555 2.07 SSBOND 2 CYS A 99 CYS A 180 1555 1555 2.07 SSBOND 3 CYS A 119 CYS A 201 1555 1555 2.06 SSBOND 4 CYS A 160 CYS A 173 1555 1555 2.09 SSBOND 5 CYS A 254 CYS A 275 1555 1555 2.05 CRYST1 51.009 61.464 73.407 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 0.019604 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016270 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013623 0.00000