HEADER HYDROLASE/HYDROLASE INHIBITOR 26-OCT-17 6BFP TITLE BOVINE TRYPSIN BOUND TO POTENT INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATIONIC TRYPSIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BETA-TRYPSIN; COMPND 5 EC: 3.4.21.4 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: BOVINE; SOURCE 4 ORGANISM_TAXID: 9913 KEYWDS TRYPSIN PROTEASE, HYDROLASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.R.PARTRIDGE,R.M.CHOY REVDAT 4 04-OCT-23 6BFP 1 REMARK REVDAT 3 15-MAY-19 6BFP 1 JRNL REVDAT 2 27-MAR-19 6BFP 1 JRNL REVDAT 1 31-OCT-18 6BFP 0 JRNL AUTH J.R.PARTRIDGE,R.M.CHOY,A.SILVA-GARCIA,C.YU,Z.LI,H.SHAM, JRNL AUTH 2 B.METCALF JRNL TITL STRUCTURES OF FULL-LENGTH PLASMA KALLIKREIN BOUND TO HIGHLY JRNL TITL 2 SPECIFIC INHIBITORS DESCRIBE A NEW MODE OF TARGETED JRNL TITL 3 INHIBITION. JRNL REF J.STRUCT.BIOL. V. 206 170 2019 JRNL REFN ESSN 1095-8657 JRNL PMID 30876891 JRNL DOI 10.1016/J.JSB.2019.03.001 REMARK 2 REMARK 2 RESOLUTION. 1.29 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.9_1692 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.29 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.41 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 53667 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.130 REMARK 3 R VALUE (WORKING SET) : 0.129 REMARK 3 FREE R VALUE : 0.141 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 3.710 REMARK 3 FREE R VALUE TEST SET COUNT : 1989 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 28.4176 - 3.1126 0.95 3766 142 0.1374 0.1453 REMARK 3 2 3.1126 - 2.4710 1.00 3755 146 0.1305 0.1312 REMARK 3 3 2.4710 - 2.1588 1.00 3728 144 0.1195 0.1320 REMARK 3 4 2.1588 - 1.9615 1.00 3732 140 0.1196 0.1395 REMARK 3 5 1.9615 - 1.8209 1.00 3692 145 0.1189 0.1337 REMARK 3 6 1.8209 - 1.7136 1.00 3691 146 0.1206 0.1294 REMARK 3 7 1.7136 - 1.6278 1.00 3673 137 0.1210 0.1336 REMARK 3 8 1.6278 - 1.5569 1.00 3691 136 0.1252 0.1439 REMARK 3 9 1.5569 - 1.4970 1.00 3660 144 0.1307 0.1321 REMARK 3 10 1.4970 - 1.4453 1.00 3662 145 0.1285 0.1623 REMARK 3 11 1.4453 - 1.4001 1.00 3660 140 0.1332 0.1473 REMARK 3 12 1.4001 - 1.3601 1.00 3643 150 0.1500 0.1710 REMARK 3 13 1.3601 - 1.3243 1.00 3659 141 0.1485 0.1741 REMARK 3 14 1.3243 - 1.2920 1.00 3666 133 0.1587 0.1775 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) : 0.080 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 12.060 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 8.19 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 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 : 0.008 1764 REMARK 3 ANGLE : 1.283 2400 REMARK 3 CHIRALITY : 0.073 266 REMARK 3 PLANARITY : 0.008 310 REMARK 3 DIHEDRAL : 14.337 628 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): -2.5738 7.5557 -23.2190 REMARK 3 T TENSOR REMARK 3 T11: 0.0455 T22: 0.0366 REMARK 3 T33: 0.0512 T12: -0.0086 REMARK 3 T13: -0.0034 T23: 0.0053 REMARK 3 L TENSOR REMARK 3 L11: 0.6486 L22: 0.4652 REMARK 3 L33: 0.7659 L12: -0.1348 REMARK 3 L13: -0.1279 L23: 0.0483 REMARK 3 S TENSOR REMARK 3 S11: -0.0041 S12: -0.0217 S13: -0.0157 REMARK 3 S21: 0.0281 S22: -0.0026 S23: -0.0103 REMARK 3 S31: 0.0259 S32: 0.0134 S33: 0.0070 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 6BFP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-OCT-17. REMARK 100 THE DEPOSITION ID IS D_1000230789. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-APR-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.127131 REMARK 200 MONOCHROMATOR : DOUBLE FLAT CRYSTAL, SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 53667 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.290 REMARK 200 RESOLUTION RANGE LOW (A) : 28.410 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : 0.04800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.29 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.36 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.30 REMARK 200 R MERGE FOR SHELL (I) : 0.14700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 8.700 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: 4XOJ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M TRIS PH 8.0 31 % PEG 10,000, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 296K 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 27.25500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 33.29000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.16500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 33.29000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.25500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.16500 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 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 SER A 150 REMARK 465 GLY A 151 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 76 -80.89 -118.22 REMARK 500 SER A 215 -67.85 -120.27 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 786 DISTANCE = 6.21 ANGSTROMS REMARK 525 HOH A 787 DISTANCE = 6.40 ANGSTROMS REMARK 525 HOH A 788 DISTANCE = 6.63 ANGSTROMS REMARK 525 HOH A 789 DISTANCE = 6.77 ANGSTROMS REMARK 525 HOH A 790 DISTANCE = 6.89 ANGSTROMS REMARK 525 HOH A 791 DISTANCE = 6.89 ANGSTROMS REMARK 525 HOH A 792 DISTANCE = 6.89 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 75 OE1 REMARK 620 2 ASN A 77 O 91.7 REMARK 620 3 VAL A 80 O 165.0 80.0 REMARK 620 4 GLU A 85 OE2 103.4 158.0 88.3 REMARK 620 5 HOH A 417 O 86.6 89.0 105.5 76.2 REMARK 620 6 HOH A 509 O 79.2 104.3 90.8 94.3 160.6 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 DJY A 302 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6ESO RELATED DB: PDB REMARK 900 DIFFERENT COMPOUND REMARK 900 RELATED ID: 5TZ9 RELATED DB: PDB REMARK 900 DIFFERENT COMPOUND / KALLIKREIN DBREF 6BFP A 24 246 UNP P00760 TRY1_BOVIN 24 246 SEQRES 1 A 223 ILE VAL GLY GLY TYR THR CYS GLY ALA ASN THR VAL PRO SEQRES 2 A 223 TYR GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY SEQRES 3 A 223 GLY SER LEU ILE ASN SER GLN TRP VAL VAL SER ALA ALA SEQRES 4 A 223 HIS CYS TYR LYS SER GLY ILE GLN VAL ARG LEU GLY GLU SEQRES 5 A 223 ASP ASN ILE ASN VAL VAL GLU GLY ASN GLU GLN PHE ILE SEQRES 6 A 223 SER ALA SER LYS SER ILE VAL HIS PRO SER TYR ASN SER SEQRES 7 A 223 ASN THR LEU ASN ASN ASP ILE MET LEU ILE LYS LEU LYS SEQRES 8 A 223 SER ALA ALA SER LEU ASN SER ARG VAL ALA SER ILE SER SEQRES 9 A 223 LEU PRO THR SER CYS ALA SER ALA GLY THR GLN CYS LEU SEQRES 10 A 223 ILE SER GLY TRP GLY ASN THR LYS SER SER GLY THR SER SEQRES 11 A 223 TYR PRO ASP VAL LEU LYS CYS LEU LYS ALA PRO ILE LEU SEQRES 12 A 223 SER ASP SER SER CYS LYS SER ALA TYR PRO GLY GLN ILE SEQRES 13 A 223 THR SER ASN MET PHE CYS ALA GLY TYR LEU GLU GLY GLY SEQRES 14 A 223 LYS ASP SER CYS GLN GLY ASP SER GLY GLY PRO VAL VAL SEQRES 15 A 223 CYS SER GLY LYS LEU GLN GLY ILE VAL SER TRP GLY SER SEQRES 16 A 223 GLY CYS ALA GLN LYS ASN LYS PRO GLY VAL TYR THR LYS SEQRES 17 A 223 VAL CYS ASN TYR VAL SER TRP ILE LYS GLN THR ILE ALA SEQRES 18 A 223 SER ASN HET CA A 301 1 HET DJY A 302 64 HETNAM CA CALCIUM ION HETNAM DJY 3-{2-[(4-CARBAMIMIDOYLPHENYL)CARBAMOYL]-4-ETHENYL-5- HETNAM 2 DJY METHOXYPHENYL}-6-[(CYCLOPROPYLMETHYL) HETNAM 3 DJY CARBAMOYL]PYRIDINE-2-CARBOXYLIC ACID FORMUL 2 CA CA 2+ FORMUL 3 DJY C28 H27 N5 O5 FORMUL 4 HOH *392(H2 O) HELIX 1 AA1 ALA A 61 TYR A 65 5 5 HELIX 2 AA2 SER A 167 TYR A 175 1 9 HELIX 3 AA3 TYR A 235 ASN A 246 1 12 SHEET 1 AA1 7 TYR A 28 THR A 29 0 SHEET 2 AA1 7 LYS A 159 PRO A 164 -1 O CYS A 160 N TYR A 28 SHEET 3 AA1 7 GLN A 138 GLY A 143 -1 N ILE A 141 O LEU A 161 SHEET 4 AA1 7 PRO A 203 CYS A 206 -1 O VAL A 205 N LEU A 140 SHEET 5 AA1 7 LYS A 209 TRP A 216 -1 O LYS A 209 N CYS A 206 SHEET 6 AA1 7 GLY A 227 LYS A 231 -1 O VAL A 228 N TRP A 216 SHEET 7 AA1 7 MET A 183 ALA A 186 -1 N PHE A 184 O TYR A 229 SHEET 1 AA2 7 GLN A 38 ASN A 42 0 SHEET 2 AA2 7 HIS A 46 ASN A 54 -1 O CYS A 48 N LEU A 41 SHEET 3 AA2 7 TRP A 57 SER A 60 -1 O VAL A 59 N SER A 51 SHEET 4 AA2 7 MET A 109 LEU A 113 -1 O MET A 109 N SER A 60 SHEET 5 AA2 7 GLN A 86 VAL A 95 -1 N ILE A 94 O LEU A 110 SHEET 6 AA2 7 GLN A 70 LEU A 73 -1 N LEU A 73 O GLN A 86 SHEET 7 AA2 7 GLN A 38 ASN A 42 -1 N SER A 40 O ARG A 72 SSBOND 1 CYS A 30 CYS A 160 1555 1555 2.03 SSBOND 2 CYS A 48 CYS A 64 1555 1555 2.05 SSBOND 3 CYS A 132 CYS A 233 1555 1555 2.02 SSBOND 4 CYS A 139 CYS A 206 1555 1555 2.01 SSBOND 5 CYS A 171 CYS A 185 1555 1555 2.04 SSBOND 6 CYS A 196 CYS A 220 1555 1555 2.03 LINK OE1 GLU A 75 CA CA A 301 1555 1555 2.30 LINK O ASN A 77 CA CA A 301 1555 1555 2.33 LINK O VAL A 80 CA CA A 301 1555 1555 2.28 LINK OE2 GLU A 85 CA CA A 301 1555 1555 2.32 LINK CA CA A 301 O HOH A 417 1555 1555 2.39 LINK CA CA A 301 O HOH A 509 1555 1555 2.34 SITE 1 AC1 6 GLU A 75 ASN A 77 VAL A 80 GLU A 85 SITE 2 AC1 6 HOH A 417 HOH A 509 SITE 1 AC2 25 HIS A 63 LYS A 92 LEU A 104 ASP A 107 SITE 2 AC2 25 TYR A 154 ASP A 194 SER A 195 GLN A 197 SITE 3 AC2 25 GLY A 198 SER A 200 SER A 215 TRP A 216 SITE 4 AC2 25 GLY A 217 GLY A 219 CYS A 220 GLY A 227 SITE 5 AC2 25 SER A 245 ASN A 246 HOH A 401 HOH A 402 SITE 6 AC2 25 HOH A 427 HOH A 447 HOH A 520 HOH A 593 SITE 7 AC2 25 HOH A 638 CRYST1 54.510 58.330 66.580 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 0.018345 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017144 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015020 0.00000