HEADER HYDROLASE 10-JUN-99 1QQ4 TITLE CRYSTAL STRUCTURE OF AN ALPHA-LYTIC PROTEASE MUTANT WITH ACCELERATED TITLE 2 FOLDING KINETICS, R102H/G134S COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-LYTIC PROTEASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1-198; COMPND 5 EC: 3.4.21.12; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LYSOBACTER ENZYMOGENES; SOURCE 3 ORGANISM_TAXID: 69; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PALP12 KEYWDS DOUBLE BETA BARREL, BACTERIAL SERINE PROTEASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR A.I.DERMAN,T.MAU,D.A.AGARD REVDAT 5 03-NOV-21 1QQ4 1 REMARK SEQADV REVDAT 4 13-JUL-11 1QQ4 1 VERSN REVDAT 3 24-FEB-09 1QQ4 1 VERSN REVDAT 2 03-MAY-00 1QQ4 1 SEQADV REVDAT 1 15-JUN-99 1QQ4 0 JRNL AUTH A.I.DERMAN,T.MAU,D.A.AGARD JRNL TITL A GENETIC SCREEN THAT TARGETS SPECIFICALLY THE FOLDING JRNL TITL 2 TRANSITION STATE OF ALPHA-LYTIC PROTEASE JRNL REF TO BE PUBLISHED 1999 JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 60412 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.174 REMARK 3 FREE R VALUE : 0.174 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3054 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 (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 1392 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 43 REMARK 3 SOLVENT ATOMS : 221 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 9.24 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.004 REMARK 3 BOND ANGLES (DEGREES) : 1.337 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1QQ4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-JUN-99. REMARK 100 THE DEPOSITION ID IS D_1000009167. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-MAY-98 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 5.14 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9800 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 60975 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 200 DATA REDUNDANCY : 4.900 REMARK 200 R MERGE (I) : 0.03800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 40.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.22 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.21600 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: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: LITHIUM SULFATE, TRIS-SULFATE, PH REMARK 280 5.14, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.02267 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 26.51133 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 26.51133 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 53.02267 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 423 LIES ON A SPECIAL POSITION. 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 ALA A 14 -89.84 -126.62 REMARK 500 THR A 33 -169.75 -160.97 REMARK 500 ASN A 41 -4.68 83.70 REMARK 500 PHE A 59 129.98 -171.25 REMARK 500 PRO A 60 -152.91 -79.28 REMARK 500 ASP A 63 76.49 -150.56 REMARK 500 SER A 84 -167.15 -102.50 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 204 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 205 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 206 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 207 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 208 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 203 DBREF 1QQ4 A 1 198 UNP P00778 PRLA_LYSEN 200 397 SEQADV 1QQ4 HIS A 102 UNP P00778 ARG 301 ENGINEERED MUTATION SEQADV 1QQ4 SER A 134 UNP P00778 GLY 333 ENGINEERED MUTATION SEQRES 1 A 198 ALA ASN ILE VAL GLY GLY ILE GLU TYR SER ILE ASN ASN SEQRES 2 A 198 ALA SER LEU CYS SER VAL GLY PHE SER VAL THR ARG GLY SEQRES 3 A 198 ALA THR LYS GLY PHE VAL THR ALA GLY HIS CYS GLY THR SEQRES 4 A 198 VAL ASN ALA THR ALA ARG ILE GLY GLY ALA VAL VAL GLY SEQRES 5 A 198 THR PHE ALA ALA ARG VAL PHE PRO GLY ASN ASP ARG ALA SEQRES 6 A 198 TRP VAL SER LEU THR SER ALA GLN THR LEU LEU PRO ARG SEQRES 7 A 198 VAL ALA ASN GLY SER SER PHE VAL THR VAL ARG GLY SER SEQRES 8 A 198 THR GLU ALA ALA VAL GLY ALA ALA VAL CYS HIS SER GLY SEQRES 9 A 198 ARG THR THR GLY TYR GLN CYS GLY THR ILE THR ALA LYS SEQRES 10 A 198 ASN VAL THR ALA ASN TYR ALA GLU GLY ALA VAL ARG GLY SEQRES 11 A 198 LEU THR GLN SER ASN ALA CYS MET GLY ARG GLY ASP SER SEQRES 12 A 198 GLY GLY SER TRP ILE THR SER ALA GLY GLN ALA GLN GLY SEQRES 13 A 198 VAL MET SER GLY GLY ASN VAL GLN SER ASN GLY ASN ASN SEQRES 14 A 198 CYS GLY ILE PRO ALA SER GLN ARG SER SER LEU PHE GLU SEQRES 15 A 198 ARG LEU GLN PRO ILE LEU SER GLN TYR GLY LEU SER LEU SEQRES 16 A 198 VAL THR GLY HET SO4 A 204 5 HET SO4 A 205 5 HET SO4 A 206 5 HET SO4 A 207 5 HET SO4 A 208 5 HET GOL A 201 6 HET GOL A 202 6 HET GOL A 203 6 HETNAM SO4 SULFATE ION HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 SO4 5(O4 S 2-) FORMUL 7 GOL 3(C3 H8 O3) FORMUL 10 HOH *221(H2 O) HELIX 1 1 ALA A 34 GLY A 38 5 5 HELIX 2 2 PRO A 173 ARG A 177 5 5 HELIX 3 3 LEU A 184 GLY A 192 1 9 SHEET 1 A 3 ASN A 2 GLY A 5 0 SHEET 2 A 3 THR A 74 ASN A 81 1 O THR A 74 N ILE A 3 SHEET 3 A 3 SER A 84 THR A 87 -1 N SER A 84 O ASN A 81 SHEET 1 B 8 SER A 15 SER A 18 0 SHEET 2 B 8 GLU A 8 ILE A 11 -1 O TYR A 9 N CYS A 17 SHEET 3 B 8 THR A 43 ILE A 46 -1 O ARG A 45 N SER A 10 SHEET 4 B 8 ALA A 49 VAL A 58 -1 O ALA A 49 N ILE A 46 SHEET 5 B 8 ARG A 64 LEU A 69 -1 O ARG A 64 N VAL A 58 SHEET 6 B 8 THR A 28 THR A 33 -1 O LYS A 29 N LEU A 69 SHEET 7 B 8 PHE A 21 ARG A 25 -1 O PHE A 21 N VAL A 32 SHEET 8 B 8 SER A 194 LEU A 195 -1 N SER A 194 O THR A 24 SHEET 1 C 7 ALA A 99 GLY A 104 0 SHEET 2 C 7 GLY A 108 TYR A 123 -1 O GLY A 108 N GLY A 104 SHEET 3 C 7 ALA A 99 GLY A 104 -1 O VAL A 100 N GLY A 112 SHEET 4 C 7 SER A 146 ILE A 148 -1 O SER A 146 N SER A 103 SHEET 5 C 7 ALA A 154 GLY A 161 -1 N GLN A 155 O TRP A 147 SHEET 6 C 7 SER A 179 ARG A 183 -1 N LEU A 180 O GLY A 160 SHEET 7 C 7 GLY A 126 SER A 134 -1 O THR A 132 N PHE A 181 SSBOND 1 CYS A 17 CYS A 37 1555 1555 2.04 SSBOND 2 CYS A 101 CYS A 111 1555 1555 2.03 SSBOND 3 CYS A 137 CYS A 170 1555 1555 2.04 CISPEP 1 PHE A 59 PRO A 60 0 -0.29 SITE 1 AC1 11 ARG A 25 ARG A 78 GLN A 190 TYR A 191 SITE 2 AC1 11 HOH A 232 HOH A 233 HOH A 234 HOH A 361 SITE 3 AC1 11 HOH A 362 HOH A 363 HOH A 396 SITE 1 AC2 9 ALA A 1 ASN A 2 ARG A 183 PRO A 186 SITE 2 AC2 9 HOH A 210 HOH A 269 HOH A 327 HOH A 328 SITE 3 AC2 9 HOH A 377 SITE 1 AC3 9 HIS A 36 ARG A 89 ARG A 140 GLY A 141 SITE 2 AC3 9 SER A 143 HOH A 343 HOH A 344 HOH A 345 SITE 3 AC3 9 HOH A 419 SITE 1 AC4 4 THR A 92 ARG A 105 HOH A 330 HOH A 416 SITE 1 AC5 5 ALA A 27 THR A 28 ARG A 129 HOH A 228 SITE 2 AC5 5 HOH A 292 SITE 1 AC6 10 HIS A 36 ARG A 89 TYR A 123 GLU A 125 SITE 2 AC6 10 SER A 159 GLY A 160 GOL A 203 HOH A 280 SITE 3 AC6 10 HOH A 332 HOH A 398 SITE 1 AC7 7 THR A 106 THR A 107 TYR A 109 GLN A 110 SITE 2 AC7 7 CYS A 170 HOH A 241 HOH A 422 SITE 1 AC8 7 HIS A 36 ARG A 57 ARG A 89 GLU A 125 SITE 2 AC8 7 GOL A 201 HOH A 279 HOH A 348 CRYST1 65.418 65.418 79.534 90.00 90.00 120.00 P 32 2 1 6 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 0.015286 0.008826 0.000000 0.00000 SCALE2 0.000000 0.017651 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012573 0.00000