HEADER DE NOVO PROTEIN 09-NOV-20 7AWZ TITLE CRYSTAL STRUCTURE OF THE COMPUTATIONALLY DESIGNED SCONE-E PROTEIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: SCONE-E; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS BETA-PROPELLER, COMPUTATIONAL DESIGN, DE NOVO PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR B.MYLEMANS,A.R.D.VOET REVDAT 4 31-JAN-24 7AWZ 1 REMARK REVDAT 3 14-JUL-21 7AWZ 1 JRNL REVDAT 2 30-JUN-21 7AWZ 1 JRNL REVDAT 1 13-JAN-21 7AWZ 0 JRNL AUTH B.MYLEMANS,T.KILLIAN,L.VANDEBROEK,L.VAN MEERVELT,J.R.H.TAME, JRNL AUTH 2 T.N.PARAC-VOGT,A.R.D.VOET JRNL TITL CRYSTAL STRUCTURES OF SCONE: PSEUDOSYMMETRIC FOLDING OF A JRNL TITL 2 SYMMETRIC DESIGNER PROTEIN. JRNL REF ACTA CRYSTALLOGR D STRUCT V. 77 933 2021 JRNL REF 2 BIOL JRNL REFN ISSN 2059-7983 JRNL PMID 34196619 JRNL DOI 10.1107/S2059798321005787 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.17.1_3660 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 43.20 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.670 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 37656 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.180 REMARK 3 R VALUE (WORKING SET) : 0.179 REMARK 3 FREE R VALUE : 0.215 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.890 REMARK 3 FREE R VALUE TEST SET COUNT : 1842 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 43.2000 - 3.7600 1.00 2842 132 0.1509 0.1700 REMARK 3 2 3.7600 - 2.9900 1.00 2772 138 0.1662 0.1734 REMARK 3 3 2.9900 - 2.6100 1.00 2771 144 0.1895 0.2261 REMARK 3 4 2.6100 - 2.3700 1.00 2761 138 0.1879 0.2529 REMARK 3 5 2.3700 - 2.2000 1.00 2741 150 0.1779 0.2218 REMARK 3 6 2.2000 - 2.0700 1.00 2769 134 0.1934 0.2407 REMARK 3 7 2.0700 - 1.9700 1.00 2737 149 0.1911 0.2389 REMARK 3 8 1.9700 - 1.8800 1.00 2740 143 0.1896 0.2739 REMARK 3 9 1.8800 - 1.8100 1.00 2731 154 0.2039 0.2499 REMARK 3 10 1.8100 - 1.7500 1.00 2735 146 0.2073 0.2523 REMARK 3 11 1.7500 - 1.6900 1.00 2757 122 0.2070 0.2682 REMARK 3 12 1.6900 - 1.6400 1.00 2710 144 0.2203 0.2733 REMARK 3 13 1.6400 - 1.6000 1.00 2748 148 0.2300 0.2851 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.164 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.345 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.08 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.43 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.010 2602 REMARK 3 ANGLE : 1.032 3569 REMARK 3 CHIRALITY : 0.070 377 REMARK 3 PLANARITY : 0.008 459 REMARK 3 DIHEDRAL : 20.941 889 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7AWZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 09-NOV-20. REMARK 100 THE DEPOSITION ID IS D_1292111831. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-JUL-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I04 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 S 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DIALS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37687 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 43.200 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : 0.04700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.63 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.10 REMARK 200 R MERGE FOR SHELL (I) : 0.44000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.600 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: 6TJG REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M MES 40% (V/V) MDP 3.5MM STA, PH REMARK 280 6.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293.15K 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 30.97600 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 300 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12670 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 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 GLY A 1 REMARK 465 SER A 2 REMARK 465 HIS A 3 REMARK 465 MET A 4 REMARK 465 ASP A 5 REMARK 465 GLY A 6 REMARK 465 THR A 7 REMARK 465 GLU A 8 REMARK 465 LYS A 9 REMARK 465 TRP A 10 REMARK 465 ARG A 11 REMARK 465 PHE A 12 REMARK 465 LYS A 13 REMARK 465 THR A 14 REMARK 465 ASN A 15 REMARK 465 GLU A 329 REMARK 465 LYS A 330 REMARK 465 ARG A 331 REMARK 465 ILE A 332 REMARK 465 GLU A 333 REMARK 465 SER A 334 REMARK 465 SER A 335 REMARK 465 PRO A 336 REMARK 465 VAL A 337 REMARK 465 ILE A 338 REMARK 465 GLY A 339 REMARK 465 ASN A 340 REMARK 465 THR A 341 REMARK 465 ASP A 342 REMARK 465 THR A 343 REMARK 465 ILE A 344 REMARK 465 TYR A 345 REMARK 465 PHE A 346 REMARK 465 GLY A 347 REMARK 465 SER A 348 REMARK 465 TYR A 349 REMARK 465 ASP A 350 REMARK 465 GLY A 351 REMARK 465 HIS A 352 REMARK 465 LEU A 353 REMARK 465 TYR A 354 REMARK 465 ALA A 355 REMARK 465 ILE A 356 REMARK 465 ASN A 357 REMARK 465 PRO A 358 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 26 CG CD CE NZ REMARK 470 LYS A 131 CG CD CE NZ REMARK 470 ASP A 134 CG OD1 OD2 REMARK 470 LYS A 144 CG CD CE NZ REMARK 470 GLU A 182 CG CD OE1 OE2 REMARK 470 LYS A 209 CE NZ REMARK 470 LYS A 327 CG CD CE NZ 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 18 -168.29 -124.51 REMARK 500 SER A 34 -121.11 -154.99 REMARK 500 SER A 34 -115.17 -154.34 REMARK 500 TRP A 55 147.03 -173.11 REMARK 500 SER A 152 -92.38 -152.79 REMARK 500 ASN A 222 70.54 51.56 REMARK 500 SER A 270 -108.23 -146.73 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 MPD A 401 DBREF 7AWZ A 1 358 PDB 7AWZ 7AWZ 1 358 SEQRES 1 A 358 GLY SER HIS MET ASP GLY THR GLU LYS TRP ARG PHE LYS SEQRES 2 A 358 THR ASN ASP ALA ILE THR SER ALA ALA SER ILE GLY LYS SEQRES 3 A 358 ASP GLY THR ILE TYR PHE GLY SER ASP LYS VAL TYR ALA SEQRES 4 A 358 ILE ASN PRO ASP GLY THR GLU LYS TRP ASN PHE TYR ALA SEQRES 5 A 358 GLY TYR TRP THR VAL THR ARG PRO ALA ILE SER GLU ASP SEQRES 6 A 358 GLY THR ILE TYR VAL THR SER LEU ASP GLY HIS LEU TYR SEQRES 7 A 358 ALA ILE ASN PRO ASP GLY THR GLU LYS TRP ARG PHE LYS SEQRES 8 A 358 THR GLU LYS ARG ILE GLU SER SER PRO VAL ILE GLY ASN SEQRES 9 A 358 THR ASP THR ILE TYR PHE GLY SER TYR ASP GLY HIS LEU SEQRES 10 A 358 TYR ALA ILE ASN PRO ASP GLY THR GLU LYS TRP ARG PHE SEQRES 11 A 358 LYS THR ASN ASP ALA ILE THR SER ALA ALA SER ILE GLY SEQRES 12 A 358 LYS ASP GLY THR ILE TYR PHE GLY SER ASP LYS VAL TYR SEQRES 13 A 358 ALA ILE ASN PRO ASP GLY THR GLU LYS TRP ASN PHE TYR SEQRES 14 A 358 ALA GLY TYR TRP THR VAL THR ARG PRO ALA ILE SER GLU SEQRES 15 A 358 ASP GLY THR ILE TYR VAL THR SER LEU ASP GLY HIS LEU SEQRES 16 A 358 TYR ALA ILE ASN PRO ASP GLY THR GLU LYS TRP ARG PHE SEQRES 17 A 358 LYS THR GLU LYS ARG ILE GLU SER SER PRO VAL ILE GLY SEQRES 18 A 358 ASN THR ASP THR ILE TYR PHE GLY SER TYR ASP GLY HIS SEQRES 19 A 358 LEU TYR ALA ILE ASN PRO ASP GLY THR GLU LYS TRP ARG SEQRES 20 A 358 PHE LYS THR ASN ASP ALA ILE THR SER ALA ALA SER ILE SEQRES 21 A 358 GLY LYS ASP GLY THR ILE TYR PHE GLY SER ASP LYS VAL SEQRES 22 A 358 TYR ALA ILE ASN PRO ASP GLY THR GLU LYS TRP ASN PHE SEQRES 23 A 358 TYR ALA GLY TYR TRP THR VAL THR ARG PRO ALA ILE SER SEQRES 24 A 358 GLU ASP GLY THR ILE TYR VAL THR SER LEU ASP GLY HIS SEQRES 25 A 358 LEU TYR ALA ILE ASN PRO ASP GLY THR GLU LYS TRP ARG SEQRES 26 A 358 PHE LYS THR GLU LYS ARG ILE GLU SER SER PRO VAL ILE SEQRES 27 A 358 GLY ASN THR ASP THR ILE TYR PHE GLY SER TYR ASP GLY SEQRES 28 A 358 HIS LEU TYR ALA ILE ASN PRO HET MPD A 401 8 HETNAM MPD (4S)-2-METHYL-2,4-PENTANEDIOL FORMUL 2 MPD C6 H14 O2 FORMUL 3 HOH *222(H2 O) SHEET 1 AA1 4 SER A 23 ILE A 24 0 SHEET 2 AA1 4 ILE A 30 GLY A 33 -1 O TYR A 31 N SER A 23 SHEET 3 AA1 4 VAL A 37 ILE A 40 -1 O ILE A 40 N ILE A 30 SHEET 4 AA1 4 GLU A 46 PHE A 50 -1 O LYS A 47 N ALA A 39 SHEET 1 AA2 4 ALA A 61 ILE A 62 0 SHEET 2 AA2 4 ILE A 68 THR A 71 -1 O TYR A 69 N ALA A 61 SHEET 3 AA2 4 HIS A 76 ILE A 80 -1 O TYR A 78 N VAL A 70 SHEET 4 AA2 4 GLU A 86 LYS A 91 -1 O LYS A 87 N ALA A 79 SHEET 1 AA3 4 VAL A 101 ILE A 102 0 SHEET 2 AA3 4 ILE A 108 GLY A 111 -1 O TYR A 109 N VAL A 101 SHEET 3 AA3 4 HIS A 116 ILE A 120 -1 O TYR A 118 N PHE A 110 SHEET 4 AA3 4 GLU A 126 LYS A 131 -1 O LYS A 127 N ALA A 119 SHEET 1 AA4 4 SER A 141 ILE A 142 0 SHEET 2 AA4 4 ILE A 148 GLY A 151 -1 O TYR A 149 N SER A 141 SHEET 3 AA4 4 VAL A 155 ILE A 158 -1 O ILE A 158 N ILE A 148 SHEET 4 AA4 4 GLU A 164 PHE A 168 -1 O LYS A 165 N ALA A 157 SHEET 1 AA5 4 ALA A 179 ILE A 180 0 SHEET 2 AA5 4 ILE A 186 THR A 189 -1 O TYR A 187 N ALA A 179 SHEET 3 AA5 4 HIS A 194 ILE A 198 -1 O TYR A 196 N VAL A 188 SHEET 4 AA5 4 GLU A 204 LYS A 209 -1 O LYS A 205 N ALA A 197 SHEET 1 AA6 4 VAL A 219 GLY A 221 0 SHEET 2 AA6 4 THR A 225 GLY A 229 -1 O TYR A 227 N VAL A 219 SHEET 3 AA6 4 HIS A 234 ILE A 238 -1 O TYR A 236 N PHE A 228 SHEET 4 AA6 4 GLU A 244 LYS A 249 -1 O LYS A 245 N ALA A 237 SHEET 1 AA7 4 SER A 259 ILE A 260 0 SHEET 2 AA7 4 ILE A 266 GLY A 269 -1 O TYR A 267 N SER A 259 SHEET 3 AA7 4 VAL A 273 ILE A 276 -1 O ILE A 276 N ILE A 266 SHEET 4 AA7 4 GLU A 282 PHE A 286 -1 O LYS A 283 N ALA A 275 SHEET 1 AA8 4 ALA A 297 ILE A 298 0 SHEET 2 AA8 4 ILE A 304 THR A 307 -1 O TYR A 305 N ALA A 297 SHEET 3 AA8 4 HIS A 312 ILE A 316 -1 O TYR A 314 N VAL A 306 SHEET 4 AA8 4 GLU A 322 LYS A 327 -1 O LYS A 323 N ALA A 315 SITE 1 AC1 11 ARG A 59 GLU A 97 SER A 98 SER A 99 SITE 2 AC1 11 SER A 138 ALA A 139 ARG A 177 SER A 217 SITE 3 AC1 11 HOH A 502 HOH A 504 HOH A 511 CRYST1 46.443 61.952 54.059 90.00 111.53 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 0.021532 0.000000 0.008492 0.00000 SCALE2 0.000000 0.016142 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019885 0.00000