HEADER HYDROLASE 27-SEP-19 6SY3 TITLE CATIONIC TRYPSIN IN COMPLEX WITH A D-DIPHE-PRO-PYRIDINE DERIVATIVE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATIONIC TRYPSIN; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.4 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_TAXID: 9913 KEYWDS HYDROLASE, PROTEASE, SERINE PROTEASE, DIGESTION, METAL ION BINDING EXPDTA X-RAY DIFFRACTION AUTHOR K.NGO,A.HEINE,G.KLEBE REVDAT 3 13-NOV-24 6SY3 1 REMARK REVDAT 2 24-JAN-24 6SY3 1 REMARK REVDAT 1 13-MAY-20 6SY3 0 JRNL AUTH K.NGO,C.COLLINS-KAUTZ,S.GERSTENECKER,B.WAGNER,A.HEINE, JRNL AUTH 2 G.KLEBE JRNL TITL PROTEIN-INDUCED CHANGE IN LIGAND PROTONATION DURING TRYPSIN JRNL TITL 2 AND THROMBIN BINDING: HINT ON DIFFERENCES IN SELECTIVITY JRNL TITL 3 DETERMINANTS OF BOTH PROTEINS? JRNL REF J.MED.CHEM. V. 63 3274 2020 JRNL REFN ISSN 0022-2623 JRNL PMID 32011145 JRNL DOI 10.1021/ACS.JMEDCHEM.9B02061 REMARK 2 REMARK 2 RESOLUTION. 0.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.15.2_3472 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 0.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.80 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 3 NUMBER OF REFLECTIONS : 127390 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.124 REMARK 3 R VALUE (WORKING SET) : 0.124 REMARK 3 FREE R VALUE : 0.134 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 1.750 REMARK 3 FREE R VALUE TEST SET COUNT : 2224 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 33.8000 - 2.3900 0.99 8319 148 0.1468 0.1587 REMARK 3 2 2.3900 - 1.9000 0.99 8025 143 0.1231 0.1196 REMARK 3 3 1.9000 - 1.6600 0.99 8004 142 0.1121 0.1129 REMARK 3 4 1.6600 - 1.5100 1.00 7992 142 0.1013 0.1199 REMARK 3 5 1.5100 - 1.4000 0.99 7944 141 0.0989 0.1111 REMARK 3 6 1.4000 - 1.3200 1.00 7934 141 0.0996 0.1260 REMARK 3 7 1.3200 - 1.2500 0.99 7916 140 0.0962 0.1015 REMARK 3 8 1.2500 - 1.2000 0.99 7839 140 0.0923 0.1070 REMARK 3 9 1.2000 - 1.1500 0.99 7847 139 0.0898 0.1057 REMARK 3 10 1.1500 - 1.1100 0.99 7818 139 0.0927 0.0991 REMARK 3 11 1.1100 - 1.0800 0.98 7796 138 0.1113 0.1432 REMARK 3 12 1.0800 - 1.0400 0.98 7772 138 0.1333 0.1509 REMARK 3 13 1.0400 - 1.0200 0.97 7699 137 0.1571 0.1813 REMARK 3 14 1.0200 - 0.9900 0.98 7698 137 0.1814 0.1693 REMARK 3 15 0.9900 - 0.9700 0.96 7581 135 0.2002 0.2373 REMARK 3 16 0.9700 - 0.9500 0.88 6982 124 0.2300 0.2122 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.056 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 11.644 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 8.69 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 11.95 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 : 0.005 1878 REMARK 3 ANGLE : 0.944 2584 REMARK 3 CHIRALITY : 0.086 283 REMARK 3 PLANARITY : 0.007 367 REMARK 3 DIHEDRAL : 16.163 717 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 6SY3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 27-SEP-19. REMARK 100 THE DEPOSITION ID IS D_1292104524. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-MAR-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7-8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BESSY REMARK 200 BEAMLINE : 14.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9184 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 : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 127390 REMARK 200 RESOLUTION RANGE HIGH (A) : 0.950 REMARK 200 RESOLUTION RANGE LOW (A) : 43.096 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 4.110 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.03800 REMARK 200 FOR THE DATA SET : 16.0400 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 0.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.01 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) : 0.49000 REMARK 200 FOR SHELL : 1.770 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: 5MNK REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.05 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M (NH4)2SO4, 0.1 M IMIDAZOLE, 0.1% REMARK 280 (W/V) SODIUM AZIDE, 25-27% (W/V) PEG8000, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 291K 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 27.24250 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 33.29250 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.26750 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 33.29250 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.24250 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.26750 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: 290 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8960 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 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 MET A -7 REMARK 465 LYS A -6 REMARK 465 THR A -5 REMARK 465 PHE A -4 REMARK 465 ILE A -3 REMARK 465 PHE A -2 REMARK 465 LEU A -1 REMARK 465 ALA A 0 REMARK 465 LEU A 1 REMARK 465 LEU A 2 REMARK 465 GLY A 3 REMARK 465 ALA A 4 REMARK 465 ALA A 5 REMARK 465 VAL A 6 REMARK 465 ALA A 7 REMARK 465 PHE A 8 REMARK 465 PRO A 9 REMARK 465 VAL A 10 REMARK 465 ASP A 11 REMARK 465 ASP A 12 REMARK 465 ASP A 13 REMARK 465 ASP A 14 REMARK 465 LYS A 15 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 109 CD CE NZ REMARK 470 SER A 130 OG REMARK 470 LYS A 145 CE NZ REMARK 470 LYS A 159 NZ REMARK 470 LYS A 169 NZ REMARK 470 LYS A 188A NZ REMARK 470 LYS A 222 CD CE NZ REMARK 470 LYS A 239 CD CE NZ REMARK 470 GLN A 240 CD OE1 NE2 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 ASP A 71 -80.69 -118.73 REMARK 500 SER A 195 133.16 -36.58 REMARK 500 SER A 214 -76.09 -119.41 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 627 DISTANCE = 6.65 ANGSTROMS REMARK 525 HOH A 628 DISTANCE = 6.86 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 301 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 70 OE1 REMARK 620 2 ASN A 72 O 91.6 REMARK 620 3 VAL A 75 O 164.6 81.2 REMARK 620 4 GLU A 80 OE2 104.2 156.7 87.0 REMARK 620 5 HOH A 409 O 85.8 88.2 107.4 76.3 REMARK 620 6 HOH A 438 O 78.7 106.2 90.2 93.7 159.0 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue DMS A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue LXW A 303 DBREF 6SY3 A -7 245 UNP P00760 TRY1_BOVIN 1 246 SEQRES 1 A 246 MET LYS THR PHE ILE PHE LEU ALA LEU LEU GLY ALA ALA SEQRES 2 A 246 VAL ALA PHE PRO VAL ASP ASP ASP ASP LYS ILE VAL GLY SEQRES 3 A 246 GLY TYR THR CYS GLY ALA ASN THR VAL PRO TYR GLN VAL SEQRES 4 A 246 SER LEU ASN SER GLY TYR HIS PHE CYS GLY GLY SER LEU SEQRES 5 A 246 ILE ASN SER GLN TRP VAL VAL SER ALA ALA HIS CYS TYR SEQRES 6 A 246 LYS SER GLY ILE GLN VAL ARG LEU GLY GLU ASP ASN ILE SEQRES 7 A 246 ASN VAL VAL GLU GLY ASN GLU GLN PHE ILE SER ALA SER SEQRES 8 A 246 LYS SER ILE VAL HIS PRO SER TYR ASN SER ASN THR LEU SEQRES 9 A 246 ASN ASN ASP ILE MET LEU ILE LYS LEU LYS SER ALA ALA SEQRES 10 A 246 SER LEU ASN SER ARG VAL ALA SER ILE SER LEU PRO THR SEQRES 11 A 246 SER CYS ALA SER ALA GLY THR GLN CYS LEU ILE SER GLY SEQRES 12 A 246 TRP GLY ASN THR LYS SER SER GLY THR SER TYR PRO ASP SEQRES 13 A 246 VAL LEU LYS CYS LEU LYS ALA PRO ILE LEU SER ASP SER SEQRES 14 A 246 SER CYS LYS SER ALA TYR PRO GLY GLN ILE THR SER ASN SEQRES 15 A 246 MET PHE CYS ALA GLY TYR LEU GLU GLY GLY LYS ASP SER SEQRES 16 A 246 CYS GLN GLY ASP SER GLY GLY PRO VAL VAL CYS SER GLY SEQRES 17 A 246 LYS LEU GLN GLY ILE VAL SER TRP GLY SER GLY CYS ALA SEQRES 18 A 246 GLN LYS ASN LYS PRO GLY VAL TYR THR LYS VAL CYS ASN SEQRES 19 A 246 TYR VAL SER TRP ILE LYS GLN THR ILE ALA SER ASN HET CA A 301 1 HET DMS A 302 4 HET LXW A 303 32 HETNAM CA CALCIUM ION HETNAM DMS DIMETHYL SULFOXIDE HETNAM LXW (2~{S})-1-[(2~{R})-2-AZANYL-3,3-DIPHENYL-PROPANOYL]- HETNAM 2 LXW ~{N}-(PYRIDIN-4-YLMETHYL)PYRROLIDINE-2-CARBOXAMIDE FORMUL 2 CA CA 2+ FORMUL 3 DMS C2 H6 O S FORMUL 4 LXW C26 H28 N4 O2 FORMUL 5 HOH *228(H2 O) HELIX 1 AA1 ALA A 55 TYR A 59 5 5 HELIX 2 AA2 SER A 164 TYR A 172 1 9 HELIX 3 AA3 TYR A 234 ALA A 243 1 10 SHEET 1 AA1 7 TYR A 20 THR A 21 0 SHEET 2 AA1 7 LYS A 156 PRO A 161 -1 O CYS A 157 N TYR A 20 SHEET 3 AA1 7 GLN A 135 GLY A 140 -1 N ILE A 138 O LEU A 158 SHEET 4 AA1 7 PRO A 198 CYS A 201 -1 O VAL A 200 N LEU A 137 SHEET 5 AA1 7 LYS A 204 TRP A 215 -1 O LYS A 204 N CYS A 201 SHEET 6 AA1 7 GLY A 226 LYS A 230 -1 O VAL A 227 N TRP A 215 SHEET 7 AA1 7 MET A 180 ALA A 183 -1 N PHE A 181 O TYR A 228 SHEET 1 AA2 7 GLN A 30 ASN A 34 0 SHEET 2 AA2 7 HIS A 40 ASN A 48 -1 O CYS A 42 N LEU A 33 SHEET 3 AA2 7 TRP A 51 SER A 54 -1 O VAL A 53 N SER A 45 SHEET 4 AA2 7 MET A 104 LEU A 108 -1 O MET A 104 N SER A 54 SHEET 5 AA2 7 GLN A 81 VAL A 90 -1 N SER A 86 O LYS A 107 SHEET 6 AA2 7 GLN A 64 LEU A 67 -1 N LEU A 67 O GLN A 81 SHEET 7 AA2 7 GLN A 30 ASN A 34 -1 N SER A 32 O ARG A 66 SSBOND 1 CYS A 22 CYS A 157 1555 1555 2.05 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.05 SSBOND 3 CYS A 128 CYS A 232 1555 1555 2.04 SSBOND 4 CYS A 136 CYS A 201 1555 1555 2.04 SSBOND 5 CYS A 168 CYS A 182 1555 1555 2.05 SSBOND 6 CYS A 191 CYS A 220 1555 1555 2.04 LINK OE1 GLU A 70 CA CA A 301 1555 1555 2.27 LINK O ASN A 72 CA CA A 301 1555 1555 2.33 LINK O VAL A 75 CA CA A 301 1555 1555 2.28 LINK OE2 GLU A 80 CA CA A 301 1555 1555 2.33 LINK CA CA A 301 O HOH A 409 1555 1555 2.38 LINK CA CA A 301 O HOH A 438 1555 1555 2.34 SITE 1 AC1 6 GLU A 70 ASN A 72 VAL A 75 GLU A 80 SITE 2 AC1 6 HOH A 409 HOH A 438 SITE 1 AC2 8 ARG A 66 ILE A 73 ASN A 74 PHE A 82 SITE 2 AC2 8 VAL A 90 HIS A 91 TYR A 94 HOH A 438 SITE 1 AC3 16 HIS A 57 GLN A 135 LEU A 137 LYS A 159 SITE 2 AC3 16 SER A 190 CYS A 191 GLN A 192 SER A 195 SITE 3 AC3 16 VAL A 200 SER A 214 TRP A 215 GLY A 216 SITE 4 AC3 16 GLY A 219 HOH A 402 HOH A 413 HOH A 507 CRYST1 54.485 56.535 66.585 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 0.018354 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017688 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015018 0.00000