HEADER HYDROLASE/HYDROLASE INHIBITOR 26-NOV-07 2ZDK TITLE EXPLORING TRYPSIN S3 POCKET 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_COMMON: BOVINE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 TISSUE: PANCREAS KEYWDS HYDROLASE INHIBITORS, DIGESTION, METAL-BINDING, PROTEASE, SECRETED, KEYWDS 2 SERINE PROTEASE, ZYMOGEN, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR B.BAUM,T.BRANDT,A.HEINE,G.KLEBE REVDAT 6 01-NOV-23 2ZDK 1 REMARK REVDAT 5 22-JAN-14 2ZDK 1 JRNL REVDAT 4 13-JUL-11 2ZDK 1 VERSN REVDAT 3 22-DEC-10 2ZDK 1 JRNL REVDAT 2 24-FEB-09 2ZDK 1 VERSN REVDAT 1 14-OCT-08 2ZDK 0 JRNL AUTH T.BRANDT,N.HOLZMANN,L.MULEY,M.KHAYAT,C.WEGSCHEID-GERLACH, JRNL AUTH 2 B.BAUM,A.HEINE,D.HANGAUER,G.KLEBE JRNL TITL CONGENERIC BUT STILL DISTINCT: HOW CLOSELY RELATED TRYPSIN JRNL TITL 2 LIGANDS EXHIBIT DIFFERENT THERMODYNAMIC AND STRUCTURAL JRNL TITL 3 PROPERTIES JRNL REF J.MOL.BIOL. V. 405 1170 2011 JRNL REFN ISSN 0022-2836 JRNL PMID 21111747 JRNL DOI 10.1016/J.JMB.2010.11.038 REMARK 2 REMARK 2 RESOLUTION. 1.67 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) : 1.67 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.6 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) : 0.136 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.134 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.193 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 912 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 21559 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.128 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.126 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.183 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)) : 18803 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1613 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 80 REMARK 3 SOLVENT ATOMS : 229 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 1921.5 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 1566.0 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 8 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 7832 REMARK 3 NUMBER OF RESTRAINTS : 7161 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 ANGLE DISTANCES (A) : 0.028 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.030 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.059 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.055 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.032 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.000 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.057 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.000 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 2ZDK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 30-NOV-07. REMARK 100 THE DEPOSITION ID IS D_1000027836. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-OCT-07 REMARK 200 TEMPERATURE (KELVIN) : 113 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22193 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.670 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 (%) : 98.7 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05900 REMARK 200 FOR THE DATA SET : 31.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.67 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.70 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.8 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.35600 REMARK 200 FOR SHELL : 2.900 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: PDB ENTRY 1GI1 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.61 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.00 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M IMIDAZOLE BUFFER, 0.1M AMMONIUM REMARK 280 SULFATE, 25% PEG 8000, PH 7.0, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 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+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 36.20000 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 72.40000 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 72.40000 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 36.20000 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 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 A1134 LIES ON A SPECIAL POSITION. 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 CG CD CE NZ REMARK 470 LYS A 145 CG CD CE NZ REMARK 470 GLU A 186 CG CD OE1 OE2 REMARK 470 LYS A 222 CG CD CE NZ 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 HIS A 40 CG - ND1 - CE1 ANGL. DEV. = 10.0 DEGREES REMARK 500 HIS A 40 ND1 - CE1 - NE2 ANGL. DEV. = -6.7 DEGREES REMARK 500 TYR A 59 CB - CG - CD2 ANGL. DEV. = -4.5 DEGREES REMARK 500 TYR A 59 CB - CG - CD1 ANGL. DEV. = 5.2 DEGREES REMARK 500 PHE A 82 CB - CG - CD1 ANGL. DEV. = 4.4 DEGREES REMARK 500 PRO A 92 O - C - N ANGL. DEV. = -10.2 DEGREES REMARK 500 ARG A 117 NE - CZ - NH2 ANGL. DEV. = 5.3 DEGREES REMARK 500 ASP A 153 C - N - CA ANGL. DEV. = -17.6 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 ASP A 71 -79.77 -119.01 REMARK 500 SER A 195 129.81 -32.83 REMARK 500 SER A 214 -68.43 -121.31 REMARK 500 REMARK 500 REMARK: NULL REMARK 630 REMARK 630 MOLECULE TYPE: PEPTIDE-LIKE THROMBIN INHIBITOR REMARK 630 MOLECULE NAME: (S)-N-(4-CARBAMIMIDOYLBENZYL)-1-(3- REMARK 630 CYCLOHEXYLPROPANOYL)PYRROLIDINE-2-CARBOXAMIDE REMARK 630 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 630 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 630 REMARK 630 M RES C SSSEQI REMARK 630 50U A 501 REMARK 630 SOURCE: NULL REMARK 630 TAXONOMY: NULL REMARK 630 SUBCOMP: CXP PRO 00S REMARK 630 DETAILS: NULL 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 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 50U A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DMS A 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 902 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 903 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 904 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 905 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 906 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 907 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1K1P RELATED DB: PDB REMARK 900 BOVINE TRYPSIN INHIBITOR COMPLEX REMARK 900 RELATED ID: 2ZDL RELATED DB: PDB REMARK 900 RELATED ID: 2ZDM RELATED DB: PDB REMARK 900 RELATED ID: 2ZDN RELATED DB: PDB DBREF 2ZDK A 16 245 UNP P00760 TRY1_BOVIN 21 243 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 601 1 HET SO4 A 701 5 HET 50U A 501 28 HET DMS A 801 4 HET GOL A 901 6 HET GOL A 902 6 HET GOL A 903 6 HET GOL A 904 6 HET GOL A 905 6 HET GOL A 906 6 HET GOL A 907 6 HETNAM CA CALCIUM ION HETNAM SO4 SULFATE ION HETNAM 50U (S)-N-(4-CARBAMIMIDOYLBENZYL)-1-(3- HETNAM 2 50U CYCLOHEXYLPROPANOYL)PYRROLIDINE-2-CARBOXAMIDE HETNAM DMS DIMETHYL SULFOXIDE HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 CA CA 2+ FORMUL 3 SO4 O4 S 2- FORMUL 4 50U C22 H32 N4 O2 FORMUL 5 DMS C2 H6 O S FORMUL 6 GOL 7(C3 H8 O3) FORMUL 13 HOH *229(H2 O) HELIX 1 1 ALA A 55 TYR A 59 5 5 HELIX 2 2 SER A 164 TYR A 172 1 9 HELIX 3 3 TYR A 234 SER A 244 1 11 SHEET 1 A 7 TYR A 20 THR A 21 0 SHEET 2 A 7 LYS A 156 PRO A 161 -1 O CYS A 157 N TYR A 20 SHEET 3 A 7 GLN A 135 GLY A 140 -1 N ILE A 138 O LEU A 158 SHEET 4 A 7 PRO A 198 CYS A 201 -1 O VAL A 200 N LEU A 137 SHEET 5 A 7 LYS A 204 TRP A 215 -1 O GLN A 210 N VAL A 199 SHEET 6 A 7 GLY A 226 LYS A 230 -1 O VAL A 227 N TRP A 215 SHEET 7 A 7 MET A 180 ALA A 183 -1 N PHE A 181 O TYR A 228 SHEET 1 B 7 GLN A 30 ASN A 34 0 SHEET 2 B 7 HIS A 40 ASN A 48 -1 O CYS A 42 N LEU A 33 SHEET 3 B 7 TRP A 51 SER A 54 -1 O VAL A 53 N SER A 45 SHEET 4 B 7 MET A 104 LEU A 108 -1 O ILE A 106 N VAL A 52 SHEET 5 B 7 GLN A 81 VAL A 90 -1 N ILE A 89 O LEU A 105 SHEET 6 B 7 GLN A 64 LEU A 67 -1 N VAL A 65 O ILE A 83 SHEET 7 B 7 GLN A 30 ASN A 34 -1 N ASN A 34 O GLN A 64 SSBOND 1 CYS A 22 CYS A 157 1555 1555 2.02 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.04 SSBOND 3 CYS A 128 CYS A 232 1555 1555 2.03 SSBOND 4 CYS A 136 CYS A 201 1555 1555 2.04 SSBOND 5 CYS A 168 CYS A 182 1555 1555 2.04 SSBOND 6 CYS A 191 CYS A 220 1555 1555 2.02 SITE 1 AC1 6 GLU A 70 ASN A 72 VAL A 75 GLU A 80 SITE 2 AC1 6 HOH A1012 HOH A1016 SITE 1 AC2 7 LYS A 87 LYS A 107 THR A 149 GOL A 904 SITE 2 AC2 7 HOH A1064 HOH A1078 HOH A1158 SITE 1 AC3 20 HIS A 57 ASN A 97 THR A 98 SER A 127 SITE 2 AC3 20 CYS A 128 ASP A 189 SER A 190 CYS A 191 SITE 3 AC3 20 GLN A 192 SER A 195 VAL A 213 SER A 214 SITE 4 AC3 20 TRP A 215 GLY A 216 GLY A 219 CYS A 220 SITE 5 AC3 20 GLY A 226 HOH A1023 HOH A1104 HOH A1210 SITE 1 AC4 5 ASN A 101 ASN A 179 TYR A 234 HOH A1164 SITE 2 AC4 5 HOH A1208 SITE 1 AC5 6 HIS A 57 CYS A 58 TYR A 59 LYS A 60 SITE 2 AC5 6 GOL A 903 HOH A1075 SITE 1 AC6 8 ILE A 47 ASN A 48 LEU A 123 PRO A 173 SITE 2 AC6 8 LYS A 239 HOH A1130 HOH A1155 HOH A1170 SITE 1 AC7 5 ALA A 56 TYR A 59 TYR A 94 GOL A 901 SITE 2 AC7 5 HOH A1007 SITE 1 AC8 10 GLN A 50 LYS A 107 LEU A 108 LYS A 109 SITE 2 AC8 10 THR A 177 SER A 178 SO4 A 701 HOH A1036 SITE 3 AC8 10 HOH A1078 HOH A1158 SITE 1 AC9 10 ALA A 129 ALA A 132 ILE A 162 LEU A 163 SITE 2 AC9 10 ASP A 165 PHE A 181 LYS A 230 HOH A1020 SITE 3 AC9 10 HOH A1181 HOH A1202 SITE 1 BC1 3 GLU A 80 GLN A 81 PHE A 82 SITE 1 BC2 6 GLY A 62 ILE A 63 ALA A 85 SER A 86 SITE 2 BC2 6 TYR A 151 HOH A1065 CRYST1 54.600 54.600 108.600 90.00 90.00 120.00 P 31 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 0.018315 0.010574 0.000000 0.00000 SCALE2 0.000000 0.021148 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009208 0.00000