HEADER HYDROLASE 14-MAY-09 3HGP TITLE STRUCTURE OF PORCINE PANCREATIC ELASTASE COMPLEXED WITH A POTENT TITLE 2 PEPTIDYL INHIBITOR FR130180 DETERMINED BY HIGH RESOLUTION TITLE 3 CRYSTALLOGRAPHY COMPND MOL_ID: 1; COMPND 2 MOLECULE: ELASTASE-1; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.36 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGANISM_TAXID: 9823; SOURCE 5 OTHER_DETAILS: PORCINE PANCREATIC KEYWDS CHYMOTRYPSIN FAMILY, HYDROLASE, SERINE PROTEASE, CALCIUM, DISULFIDE KEYWDS 2 BOND, METAL-BINDING, PROTEASE, SECRETED, ZYMOGEN EXPDTA X-RAY DIFFRACTION AUTHOR T.TAMADA,T.KINOSHITA,R.KUROKI,T.TADA REVDAT 3 01-NOV-23 3HGP 1 REMARK LINK REVDAT 2 18-AUG-09 3HGP 1 JRNL REVDAT 1 28-JUL-09 3HGP 0 JRNL AUTH T.TAMADA,T.KINOSHITA,K.KURIHARA,M.ADACHI,T.OHHARA,K.IMAI, JRNL AUTH 2 R.KUROKI,T.TADA JRNL TITL COMBINED HIGH-RESOLUTION NEUTRON AND X-RAY ANALYSIS OF JRNL TITL 2 INHIBITED ELASTASE CONFIRMS THE ACTIVE-SITE OXYANION HOLE JRNL TITL 3 BUT RULES AGAINST A LOW-BARRIER HYDROGEN BOND JRNL REF J.AM.CHEM.SOC. V. 131 11033 2009 JRNL REFN ISSN 0002-7863 JRNL PMID 19603802 JRNL DOI 10.1021/JA9028846 REMARK 2 REMARK 2 RESOLUTION. 0.94 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 0.94 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 92.6 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.106 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.128 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 6746 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 127267 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.094 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 104702 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1822 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 42 REMARK 3 SOLVENT ATOMS : 414 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2278.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 1791.0 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 3 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 20623 REMARK 3 NUMBER OF RESTRAINTS : 24325 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.017 REMARK 3 ANGLE DISTANCES (A) : 0.031 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.038 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.090 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.154 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.087 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.006 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.043 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.121 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3HGP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 29-MAY-09. REMARK 100 THE DEPOSITION ID IS D_1000053112. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-NOV-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL41XU REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.71 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 134132 REMARK 200 RESOLUTION RANGE HIGH (A) : 0.940 REMARK 200 RESOLUTION RANGE LOW (A) : 45.170 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 200 DATA REDUNDANCY : 8.900 REMARK 200 R MERGE (I) : 0.07200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 26.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 0.94 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 0.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 80.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.60 REMARK 200 R MERGE FOR SHELL (I) : 0.39200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: AB INITIO REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1MMJ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.3M SODIUM SULPHATE, 0.05M SODIUM REMARK 280 ACETATE, PH5.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 24.92950 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.16650 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.52450 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.16650 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.92950 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.52450 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OD2 ASP A 60 O HOH A 524 1.73 REMARK 500 O HOH A 435 O HOH A 595 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 449 O HOH A 499 4445 2.09 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 24 NE - CZ - NH1 ANGL. DEV. = 4.2 DEGREES REMARK 500 SER A 36C C - N - CA ANGL. DEV. = 15.6 DEGREES REMARK 500 ARG A 61 NE - CZ - NH2 ANGL. DEV. = -7.0 DEGREES REMARK 500 ARG A 65A NE - CZ - NH1 ANGL. DEV. = -3.0 DEGREES REMARK 500 TYR A 93 CB - CG - CD2 ANGL. DEV. = 5.3 DEGREES REMARK 500 ASN A 95 CB - CG - OD1 ANGL. DEV. = -13.1 DEGREES REMARK 500 ARG A 107 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ARG A 125 CG - CD - NE ANGL. DEV. = 16.7 DEGREES REMARK 500 ARG A 125 CD - NE - CZ ANGL. DEV. = 21.4 DEGREES REMARK 500 ARG A 125 NH1 - CZ - NH2 ANGL. DEV. = -10.3 DEGREES REMARK 500 ARG A 125 NE - CZ - NH1 ANGL. DEV. = 14.2 DEGREES REMARK 500 ARG A 125 NE - CZ - NH2 ANGL. DEV. = -3.9 DEGREES REMARK 500 ARG A 223 NH1 - CZ - NH2 ANGL. DEV. = -6.8 DEGREES REMARK 500 ARG A 223 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 ARG A 223 NE - CZ - NH2 ANGL. DEV. = 3.2 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 TYR A 171 -117.28 -109.53 REMARK 500 SER A 195 135.86 -38.99 REMARK 500 REMARK 500 REMARK: NULL 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 250 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 70 OE1 REMARK 620 2 ASN A 72 O 84.0 REMARK 620 3 GLN A 75 O 164.9 81.4 REMARK 620 4 ASP A 77 OD1 80.2 91.6 103.7 REMARK 620 5 GLU A 80 OE2 98.4 177.6 96.2 88.5 REMARK 620 6 HOH A 437 O 108.1 62.7 61.6 151.0 116.6 REMARK 620 7 HOH A 565 O 73.7 96.0 104.3 151.8 85.1 51.9 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FRW A 246 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 250 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 251 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3HGN RELATED DB: PDB REMARK 900 DETERMINED BY NEUTRON CRYSTALLOGRAPHY DBREF 3HGP A 16 245 UNP P00772 ELA1_PIG 27 266 SEQRES 1 A 240 VAL VAL GLY GLY THR GLU ALA GLN ARG ASN SER TRP PRO SEQRES 2 A 240 SER GLN ILE SER LEU GLN TYR ARG SER GLY SER SER TRP SEQRES 3 A 240 ALA HIS THR CYS GLY GLY THR LEU ILE ARG GLN ASN TRP SEQRES 4 A 240 VAL MET THR ALA ALA HIS CYS VAL ASP ARG GLU LEU THR SEQRES 5 A 240 PHE ARG VAL VAL VAL GLY GLU HIS ASN LEU ASN GLN ASN SEQRES 6 A 240 ASP GLY THR GLU GLN TYR VAL GLY VAL GLN LYS ILE VAL SEQRES 7 A 240 VAL HIS PRO TYR TRP ASN THR ASP ASP VAL ALA ALA GLY SEQRES 8 A 240 TYR ASP ILE ALA LEU LEU ARG LEU ALA GLN SER VAL THR SEQRES 9 A 240 LEU ASN SER TYR VAL GLN LEU GLY VAL LEU PRO ARG ALA SEQRES 10 A 240 GLY THR ILE LEU ALA ASN ASN SER PRO CYS TYR ILE THR SEQRES 11 A 240 GLY TRP GLY LEU THR ARG THR ASN GLY GLN LEU ALA GLN SEQRES 12 A 240 THR LEU GLN GLN ALA TYR LEU PRO THR VAL ASP TYR ALA SEQRES 13 A 240 ILE CYS SER SER SER SER TYR TRP GLY SER THR VAL LYS SEQRES 14 A 240 ASN SER MET VAL CYS ALA GLY GLY ASP GLY VAL ARG SER SEQRES 15 A 240 GLY CYS GLN GLY ASP SER GLY GLY PRO LEU HIS CYS LEU SEQRES 16 A 240 VAL ASN GLY GLN TYR ALA VAL HIS GLY VAL THR SER PHE SEQRES 17 A 240 VAL SER ARG LEU GLY CYS ASN VAL THR ARG LYS PRO THR SEQRES 18 A 240 VAL PHE THR ARG VAL SER ALA TYR ILE SER TRP ILE ASN SEQRES 19 A 240 ASN VAL ILE ALA SER ASN HET FRW A 246 65 HET CA A 250 1 HET SO4 A 251 5 HETNAM FRW 4-[[(2S)-3-METHYL-1-OXO-1-[(2S)-2-[[(3S)-1,1,1- HETNAM 2 FRW TRIFLUORO-4-METHYL-2-OXO-PENTAN-3- HETNAM 3 FRW YL]CARBAMOYL]PYRROLIDIN-1-YL]BUTAN-2- HETNAM 4 FRW YL]CARBAMOYL]BENZOIC ACID HETNAM CA CALCIUM ION HETNAM SO4 SULFATE ION FORMUL 2 FRW C24 H30 F3 N3 O6 FORMUL 3 CA CA 2+ FORMUL 4 SO4 O4 S 2- FORMUL 5 HOH *414(H2 O) HELIX 1 1 ALA A 55 ASP A 60 1 6 HELIX 2 2 ASP A 98 GLY A 100 5 5 HELIX 3 3 ASP A 164 SER A 169 1 6 HELIX 4 4 TRP A 172 VAL A 176 5 5 HELIX 5 5 TYR A 234 ASN A 245 1 12 SHEET 1 A 8 THR A 20 GLU A 21 0 SHEET 2 A 8 GLN A 156 TYR A 159 -1 O GLN A 157 N THR A 20 SHEET 3 A 8 CYS A 136 GLY A 140 -1 N ILE A 138 O ALA A 158 SHEET 4 A 8 PRO A 198 VAL A 203 -1 O HIS A 200 N TYR A 137 SHEET 5 A 8 GLN A 206 PHE A 215 -1 O ALA A 208 N CYS A 201 SHEET 6 A 8 THR A 226 ARG A 230 -1 O THR A 229 N VAL A 212 SHEET 7 A 8 MET A 180 ALA A 183 -1 N VAL A 181 O PHE A 228 SHEET 8 A 8 THR A 162 VAL A 163 -1 N VAL A 163 O CYS A 182 SHEET 1 B 7 GLN A 30 SER A 36A 0 SHEET 2 B 7 SER A 37 ARG A 48 -1 O SER A 37 N SER A 36A SHEET 3 B 7 TRP A 51 THR A 54 -1 O MET A 53 N THR A 45 SHEET 4 B 7 ALA A 104 LEU A 108 -1 O LEU A 106 N VAL A 52 SHEET 5 B 7 GLN A 81 VAL A 90 -1 N VAL A 89 O LEU A 105 SHEET 6 B 7 PHE A 65 VAL A 68 -1 N VAL A 66 O VAL A 83 SHEET 7 B 7 GLN A 30 SER A 36A-1 N GLN A 34 O ARG A 65A SSBOND 1 CYS A 42 CYS A 58 1555 1555 2.04 SSBOND 2 CYS A 136 CYS A 201 1555 1555 2.04 SSBOND 3 CYS A 168 CYS A 182 1555 1555 2.04 SSBOND 4 CYS A 191 CYS A 220 1555 1555 2.04 LINK OG SER A 195 C31 FRW A 246 1555 1555 1.50 LINK OE1 GLU A 70 CA CA A 250 1555 1555 2.36 LINK O ASN A 72 CA CA A 250 1555 1555 2.34 LINK O GLN A 75 CA CA A 250 1555 1555 2.35 LINK OD1 ASP A 77 CA CA A 250 1555 1555 2.43 LINK OE2 GLU A 80 CA CA A 250 1555 1555 2.35 LINK CA CA A 250 O HOH A 437 1555 1555 2.44 LINK CA CA A 250 O HOH A 565 1555 1555 2.76 SITE 1 AC1 24 THR A 41 CYS A 42 HIS A 57 GLU A 62 SITE 2 AC1 24 LEU A 63 THR A 64 VAL A 99 ALA A 99A SITE 3 AC1 24 THR A 175 CYS A 191 GLN A 192 GLY A 193 SITE 4 AC1 24 ASP A 194 SER A 195 THR A 213 SER A 214 SITE 5 AC1 24 PHE A 215 VAL A 216 SER A 217 ARG A 217A SITE 6 AC1 24 HOH A 576 HOH A 581 HOH A 625 HOH A 676 SITE 1 AC2 7 GLU A 70 ASN A 72 GLN A 75 ASP A 77 SITE 2 AC2 7 GLU A 80 HOH A 437 HOH A 565 SITE 1 AC3 8 GLY A 127 ARG A 145 ARG A 230 SER A 232 SITE 2 AC3 8 ALA A 233 HOH A 512 HOH A 555 HOH A 687 CRYST1 49.859 57.049 74.333 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 0.020057 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017529 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013453 0.00000