HEADER HYDROLASE/HYDROLASE INHIBITOR 23-AUG-18 6M9D TITLE PSEUDOMONAS SERINE-CARBOXYL PROTEINASE (SEDOLISIN) COMPLEXED WITH THE TITLE 2 INHIBITOR CHYMOSTATIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: SEDOLISIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PEPSTATIN-INSENSITIVE CARBOXYL PROTEINASE,PSEUDOMONAPEPSIN, COMPND 5 PSEUDOMONALISIN; COMPND 6 EC: 3.4.21.100; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: CHYMOSTATIN A; COMPND 10 CHAIN: B; COMPND 11 ENGINEERED: YES; COMPND 12 OTHER_DETAILS: THE FIRST RESIDUE (PHE) OF THE INHIBITOR CHYMOSTATIN A COMPND 13 WAS NOT VISIBLE IN THE ELECTRON DENSITY MAP AND IS NOT MODELED IN THE COMPND 14 STRUCTURE SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS SP. (STRAIN 101); SOURCE 3 ORGANISM_TAXID: 33067; SOURCE 4 STRAIN: 101; SOURCE 5 GENE: PCP; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 11 ORGANISM_TAXID: 32630 KEYWDS SERINE-CARBOXYL PROTEINASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.WLODAWER,M.LI,A.GUSTCHINA,Z.DAUTER,K.UCHIDA,H.OYAMA,N.E.GOLDFARB, AUTHOR 2 B.M.DUNN,K.ODA REVDAT 3 11-OCT-23 6M9D 1 REMARK REVDAT 2 04-DEC-19 6M9D 1 REMARK REVDAT 1 24-OCT-18 6M9D 0 SPRSDE 24-OCT-18 6M9D 1KE2 JRNL AUTH A.WLODAWER,M.LI,A.GUSTCHINA,Z.DAUTER,K.UCHIDA,H.OYAMA, JRNL AUTH 2 N.E.GOLDFARB,B.M.DUNN,K.ODA JRNL TITL INHIBITOR COMPLEXES OF THE PSEUDOMONAS SERINE-CARBOXYL JRNL TITL 2 PROTEINASE JRNL REF BIOCHEMISTRY V. 40 15602 2001 JRNL REFN ISSN 0006-2960 JRNL PMID 11747435 JRNL DOI 10.1021/BI011817N REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELX 2018/3 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 92.4 REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT 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) : 0.189 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.188 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.251 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 1409 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 28258 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.166 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.165 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.225 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 1108 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 26849 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2722 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 220 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2722.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 2529.0 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 0 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 11771 REMARK 3 NUMBER OF RESTRAINTS : 11294 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 ANGLE DISTANCES (A) : 0.021 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.317 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.028 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.043 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.066 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : NULL REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6M9D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-AUG-18. REMARK 100 THE DEPOSITION ID IS D_1000236394. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-JUN-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28260 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 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 (%) : 92.4 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.07300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.35 REMARK 200 R MERGE FOR SHELL (I) : 0.39600 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: 1GA6 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.28 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, GUANIDINIUM REMARK 280 HYDROCHLORIDE, GLYCEROL, PH 5.6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 62 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 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z+2/3 REMARK 290 6555 X-Y,X,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 55.59333 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 27.79667 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 55.59333 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 27.79667 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 300 REMARK: AS PER THE AUTHORS THE BIOLOGICAL ASSEMBLY IS A MONOMER 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1120 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12770 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -18.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 607 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 608 LIES ON A SPECIAL POSITION. REMARK 400 REMARK 400 COMPOUND REMARK 400 THE UNBOUND INHIBITOR (CHAIN B) IS CHYMOSTATIN A (PHE-CSI-LEU-PHA), REMARK 400 WITH C-TERMINAL PHENYLALANINAL. UPON REACTION THE INHIBITOR REMARK 400 COVALENTLY BINDS TO THE OG ATOM OF SER A287 OF THE ENZYME FORMING A REMARK 400 TETRAHEDRAL HEMIACETAL. DUE TO THE CHEMICAL CHANGE, THE C-TERMINAL REMARK 400 RESIDUE IS REPRESENTED IN SEQUENCE AS PHL, PHENYLALANINOL (BOUND REMARK 400 FORM OF PHENYLALANINAL) REMARK 400 REMARK 400 THE CHYMOSTATIN A (BOUND FORM) IS OLIGOPEPTIDE, A MEMBER OF ENZYME REMARK 400 INHIBITOR CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: CHYMOSTATIN A (BOUND FORM) REMARK 400 CHAIN: B REMARK 400 COMPONENT_1: PEPTIDE LIKE POLYMER REMARK 400 DESCRIPTION: NULL 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 PHE B 380 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 CSI B 381 O3 C7 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 OG SER A 287 O PHL B 383 2.10 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 ASP A 170 CB - CG - OD1 ANGL. DEV. = 6.2 DEGREES REMARK 500 ARG A 257 NE - CZ - NH1 ANGL. DEV. = 3.3 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 SER A 133 55.39 -95.93 REMARK 500 TYR A 174 40.67 -105.36 REMARK 500 ASP A 183 38.34 -145.80 REMARK 500 ALA A 266 -21.27 -141.86 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 390 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 328 OD1 REMARK 620 2 VAL A 329 O 89.2 REMARK 620 3 GLY A 344 O 102.0 88.0 REMARK 620 4 GLY A 346 O 90.4 172.3 84.6 REMARK 620 5 ASP A 348 OD2 170.3 87.7 87.1 93.8 REMARK 620 6 HOH A 401 O 91.7 90.8 166.3 96.8 79.2 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 390 DBREF 6M9D A 3 370 UNP P42790 PICP_PSESR 218 585 DBREF 6M9D B 380 383 PDB 6M9D 6M9D 380 383 SEQRES 1 A 368 GLY THR ALA LYS GLY HIS ASN PRO THR GLU PHE PRO THR SEQRES 2 A 368 ILE TYR ASP ALA SER SER ALA PRO THR ALA ALA ASN THR SEQRES 3 A 368 THR VAL GLY ILE ILE THR ILE GLY GLY VAL SER GLN THR SEQRES 4 A 368 LEU GLN ASP LEU GLN GLN PHE THR SER ALA ASN GLY LEU SEQRES 5 A 368 ALA SER VAL ASN THR GLN THR ILE GLN THR GLY SER SER SEQRES 6 A 368 ASN GLY ASP TYR SER ASP ASP GLN GLN GLY GLN GLY GLU SEQRES 7 A 368 TRP ASP LEU ASP SER GLN SER ILE VAL GLY SER ALA GLY SEQRES 8 A 368 GLY ALA VAL GLN GLN LEU LEU PHE TYR MET ALA ASP GLN SEQRES 9 A 368 SER ALA SER GLY ASN THR GLY LEU THR GLN ALA PHE ASN SEQRES 10 A 368 GLN ALA VAL SER ASP ASN VAL ALA LYS VAL ILE ASN VAL SEQRES 11 A 368 SER LEU GLY TRP CYS GLU ALA ASP ALA ASN ALA ASP GLY SEQRES 12 A 368 THR LEU GLN ALA GLU ASP ARG ILE PHE ALA THR ALA ALA SEQRES 13 A 368 ALA GLN GLY GLN THR PHE SER VAL SER SER GLY ASP GLU SEQRES 14 A 368 GLY VAL TYR GLU CYS ASN ASN ARG GLY TYR PRO ASP GLY SEQRES 15 A 368 SER THR TYR SER VAL SER TRP PRO ALA SER SER PRO ASN SEQRES 16 A 368 VAL ILE ALA VAL GLY GLY THR THR LEU TYR THR THR SER SEQRES 17 A 368 ALA GLY ALA TYR SER ASN GLU THR VAL TRP ASN GLU GLY SEQRES 18 A 368 LEU ASP SER ASN GLY LYS LEU TRP ALA THR GLY GLY GLY SEQRES 19 A 368 TYR SER VAL TYR GLU SER LYS PRO SER TRP GLN SER VAL SEQRES 20 A 368 VAL SER GLY THR PRO GLY ARG ARG LEU LEU PRO ASP ILE SEQRES 21 A 368 SER PHE ASP ALA ALA GLN GLY THR GLY ALA LEU ILE TYR SEQRES 22 A 368 ASN TYR GLY GLN LEU GLN GLN ILE GLY GLY THR SER LEU SEQRES 23 A 368 ALA SER PRO ILE PHE VAL GLY LEU TRP ALA ARG LEU GLN SEQRES 24 A 368 SER ALA ASN SER ASN SER LEU GLY PHE PRO ALA ALA SER SEQRES 25 A 368 PHE TYR SER ALA ILE SER SER THR PRO SER LEU VAL HIS SEQRES 26 A 368 ASP VAL LYS SER GLY ASN ASN GLY TYR GLY GLY TYR GLY SEQRES 27 A 368 TYR ASN ALA GLY THR GLY TRP ASP TYR PRO THR GLY TRP SEQRES 28 A 368 GLY SER LEU ASP ILE ALA LYS LEU SER ALA TYR ILE ARG SEQRES 29 A 368 SER ASN GLY PHE SEQRES 1 B 4 PHE CSI LEU PHL HET CSI B 381 21 HET PHL B 383 21 HET CA A 390 1 HETNAM CSI AMINO-(2-IMINO-HEXAHYDRO-PYRIMIDIN-4-YL)-ACETIC ACID HETNAM PHL L-PHENYLALANINOL HETNAM CA CALCIUM ION HETSYN PHL BOUND FORM OF PHENYLALANINAL FORMUL 2 CSI C7 H12 N4 O4 FORMUL 2 PHL C9 H13 N O FORMUL 3 CA CA 2+ FORMUL 4 HOH *220(H2 O) HELIX 1 AA1 ASN A 9 THR A 11 5 3 HELIX 2 AA2 GLU A 12 TYR A 17 1 6 HELIX 3 AA3 VAL A 38 ASN A 52 1 15 HELIX 4 AA4 ASP A 74 ALA A 92 1 19 HELIX 5 AA5 ASN A 111 ASN A 125 1 15 HELIX 6 AA6 GLU A 138 ASP A 144 1 7 HELIX 7 AA7 GLY A 145 GLY A 161 1 17 HELIX 8 AA8 PRO A 244 VAL A 250 5 7 HELIX 9 AA9 ALA A 267 GLY A 271 5 5 HELIX 10 AB1 GLY A 285 ASN A 304 1 20 HELIX 11 AB2 PRO A 311 THR A 322 1 12 HELIX 12 AB3 ASP A 357 GLY A 369 1 13 SHEET 1 AA1 7 THR A 59 GLN A 63 0 SHEET 2 AA1 7 VAL A 96 ALA A 104 1 O PHE A 101 N ILE A 62 SHEET 3 AA1 7 ALA A 25 ILE A 35 1 N VAL A 30 O LEU A 100 SHEET 4 AA1 7 VAL A 129 VAL A 132 1 O ASN A 131 N GLY A 31 SHEET 5 AA1 7 THR A 163 SER A 167 1 O SER A 165 N ILE A 130 SHEET 6 AA1 7 ILE A 199 THR A 208 1 O ILE A 199 N VAL A 166 SHEET 7 AA1 7 TYR A 214 VAL A 219 -1 O ASN A 216 N TYR A 207 SHEET 1 AA2 7 THR A 59 GLN A 63 0 SHEET 2 AA2 7 VAL A 96 ALA A 104 1 O PHE A 101 N ILE A 62 SHEET 3 AA2 7 ALA A 25 ILE A 35 1 N VAL A 30 O LEU A 100 SHEET 4 AA2 7 VAL A 129 VAL A 132 1 O ASN A 131 N GLY A 31 SHEET 5 AA2 7 THR A 163 SER A 167 1 O SER A 165 N ILE A 130 SHEET 6 AA2 7 ILE A 199 THR A 208 1 O ILE A 199 N VAL A 166 SHEET 7 AA2 7 ILE A 262 ASP A 265 1 O ILE A 262 N GLY A 202 SHEET 1 AA3 2 TRP A 136 CYS A 137 0 SHEET 2 AA3 2 SER A 190 TRP A 191 -1 O TRP A 191 N TRP A 136 SHEET 1 AA4 2 ASN A 221 LEU A 224 0 SHEET 2 AA4 2 LEU A 230 ALA A 232 -1 O TRP A 231 N GLU A 222 SHEET 1 AA5 2 GLY A 236 SER A 242 0 SHEET 2 AA5 2 ARG A 256 LEU A 259 -1 O LEU A 259 N GLY A 236 SHEET 1 AA6 2 ALA A 272 ASN A 276 0 SHEET 2 AA6 2 GLN A 279 ILE A 283 -1 O ILE A 283 N ALA A 272 SHEET 1 AA7 2 VAL A 326 HIS A 327 0 SHEET 2 AA7 2 SER A 355 LEU A 356 -1 O SER A 355 N HIS A 327 SSBOND 1 CYS A 137 CYS A 176 1555 1555 2.05 LINK OG SER A 287 C PHL B 383 1555 1555 1.43 LINK C CSI B 381 N LEU B 382 1555 1555 1.33 LINK C LEU B 382 N PHL B 383 1555 1555 1.33 LINK OD1 ASP A 328 CA CA A 390 1555 1555 2.24 LINK O VAL A 329 CA CA A 390 1555 1555 2.32 LINK O GLY A 344 CA CA A 390 1555 1555 2.32 LINK O GLY A 346 CA CA A 390 1555 1555 2.37 LINK OD2 ASP A 348 CA CA A 390 1555 1555 2.33 LINK CA CA A 390 O HOH A 401 1555 1555 2.57 CISPEP 1 TRP A 191 PRO A 192 0 2.68 CISPEP 2 LEU A 259 PRO A 260 0 2.30 SITE 1 AC1 6 ASP A 328 VAL A 329 GLY A 344 GLY A 346 SITE 2 AC1 6 ASP A 348 HOH A 401 CRYST1 98.570 98.570 83.390 90.00 90.00 120.00 P 62 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 0.010145 0.005857 0.000000 0.00000 SCALE2 0.000000 0.011715 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011992 0.00000