PDB Short entry for 1Z8G HEADER HYDROLASE/HYDROLASE INHIBITOR 30-MAR-05 1Z8G TITLE CRYSTAL STRUCTURE OF THE EXTRACELLULAR REGION OF THE TRANSMEMBRANE TITLE 2 SERINE PROTEASE HEPSIN WITH COVALENTLY BOUND PREFERRED SUBSTRATE. COMPND MOL_ID: 1; COMPND 2 MOLECULE: SERINE PROTEASE HEPSIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TRANSMEMBRANE PROTEASE, SERINE 1; COMPND 5 EC: 3.4.21.-; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: ACE-LYS-GLN-LEU-ARG-CHLOROMETHYLKETONE; COMPND 10 CHAIN: L; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HPN, TMPRSS1; SOURCE 6 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 OTHER_DETAILS: THE PEPTIDE WAS CHEMICALLY SYNTHESIZED. KEYWDS SERINE PROTEASE HEPSIN, PROTEASE, HYDROLASE-HYDROLASE INHIBITOR KEYWDS 2 COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR S.HERTER,D.E.PIPER,W.AARON,T.GABRIELE,G.CUTLER,P.CAO,A.S.BHATT, AUTHOR 2 Y.CHOE,C.S.CRAIK,N.WALKER,D.MEININGER,T.HOEY,R.J.AUSTIN REVDAT 6 23-AUG-23 1Z8G 1 REMARK REVDAT 5 20-OCT-21 1Z8G 1 SEQADV LINK REVDAT 4 13-JUL-11 1Z8G 1 VERSN REVDAT 3 24-FEB-09 1Z8G 1 VERSN REVDAT 2 16-AUG-05 1Z8G 1 JRNL REVDAT 1 03-MAY-05 1Z8G 0 JRNL AUTH S.HERTER,D.E.PIPER,W.AARON,T.GABRIELE,G.CUTLER,P.CAO, JRNL AUTH 2 A.S.BHATT,Y.CHOE,C.S.CRAIK,N.WALKER,D.MEININGER,T.HOEY, JRNL AUTH 3 R.J.AUSTIN JRNL TITL HEPATOCYTE GROWTH FACTOR IS A PREFERRED IN VITRO SUBSTRATE JRNL TITL 2 FOR HUMAN HEPSIN, A MEMBRANE-ANCHORED SERINE PROTEASE JRNL TITL 3 IMPLICATED IN PROSTATE AND OVARIAN CANCERS JRNL REF BIOCHEM.J. V. 390 125 2005 JRNL REFN ISSN 0264-6021 JRNL PMID 15839837 JRNL DOI 10.1042/BJ20041955 REMARK 2 REMARK 2 RESOLUTION. 1.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.90 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 46821 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : 0.217 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2367 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2829 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 461 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.00 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.004 REMARK 3 BOND ANGLES (DEGREES) : 1.289 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1Z8G COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-MAR-05. REMARK 100 THE DEPOSITION ID IS D_1000032429. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-FEB-04 REMARK 200 TEMPERATURE (KELVIN) : 90 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 RUH3R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : OSMIC MIRRORS REMARK 200 OPTICS : OSMIC CONFOCAL OPTIC (GREEN) REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, TRUNCATE REMARK 200 DATA SCALING SOFTWARE : CCP4 (TRUNCATE) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 46843 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 23.900 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 200 DATA REDUNDANCY : 6.000 REMARK 200 R MERGE (I) : 0.05600 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 21.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.61 REMARK 200 COMPLETENESS FOR SHELL (%) : 59.2 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.32700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1EKB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, AMMONIUM FLUORIDE, NA REMARK 280 -CACODYLATE, PH 5.6, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 23.81650 REMARK 290 SMTRY3 2 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1510 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15330 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -2.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, L 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 400 REMARK 400 COMPOUND REMARK 400 THE UNBOUND FORM OF THE INHIBITOR (CHAIN L) IS ACE-LYS-GLN-LEU-ARG- REMARK 400 CHLOROMETHYLKETONE. UPON REACTION WITH PROTEIN IT FORMS TWO REMARK 400 COVALENT BONDS: 1) A COVALENT BOND TO OG SER 353 FORMING A REMARK 400 HEMIKETAL AR7 AND 2) A COVALENT BOND TO NE2 OF HIS 203. THE REMARK 400 CHLORINE OF CHLOROMETHYLKETONE MOIETY 0QE IS LEAVING AS A RESULT OF REMARK 400 THE FORMATION OF THE COVALENT BOND BETWEEN THE INHIBITOR AND THE REMARK 400 PROTEIN. REMARK 400 REMARK 400 THE N-ACETYL-6-AMMONIO-L-NORLEUCYL-L-GLUTAMINYL-N-[(1S)-4-{ REMARK 400 [AMINO(IMINIO)METHYL]AMINO}-1-(CHLOROACETYL)BUTYL]-L-LEUCINAMIDE IS REMARK 400 PEPTIDE-LIKE, A MEMBER OF INHIBITOR CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: N-ACETYL-6-AMMONIO-L-NORLEUCYL-L-GLUTAMINYL-N-[(1S)-4-{ REMARK 400 [AMINO(IMINIO)METHYL]AMINO}-1-(CHLOROACETYL)BUTYL]-L- REMARK 400 LEUCINAMIDE REMARK 400 CHAIN: L 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 SER A 46 REMARK 465 ASP A 47 REMARK 465 GLN A 48 REMARK 465 VAL A 160 REMARK 465 ASP A 161 REMARK 465 ARG A 162 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 353 O AR7 L 5 2.15 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 60 18.97 -143.25 REMARK 500 PHE A 327 -104.94 -105.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN L OF ACE-LYS-GLN-LEU-ARG REMARK 800 -CHLOROMETHYLKETONE REMARK 999 REMARK 999 SEQUENCE RESIDUES 160-162 ARE DISORDERED. THIS PEPTIDE BOND REMARK 999 CLEAVAGE OCCURS DURING THE ACTIVATION OF THE PROTEASE. DBREF 1Z8G A 46 417 UNP P05981 HEPS_HUMAN 46 417 DBREF 1Z8G L 1 6 PDB 1Z8G 1Z8G 1 6 SEQADV 1Z8G ALA A 112 UNP P05981 ASN 112 ENGINEERED MUTATION SEQRES 1 A 372 SER ASP GLN GLU PRO LEU TYR PRO VAL GLN VAL SER SER SEQRES 2 A 372 ALA ASP ALA ARG LEU MET VAL PHE ASP LYS THR GLU GLY SEQRES 3 A 372 THR TRP ARG LEU LEU CYS SER SER ARG SER ASN ALA ARG SEQRES 4 A 372 VAL ALA GLY LEU SER CYS GLU GLU MET GLY PHE LEU ARG SEQRES 5 A 372 ALA LEU THR HIS SER GLU LEU ASP VAL ARG THR ALA GLY SEQRES 6 A 372 ALA ALA GLY THR SER GLY PHE PHE CYS VAL ASP GLU GLY SEQRES 7 A 372 ARG LEU PRO HIS THR GLN ARG LEU LEU GLU VAL ILE SER SEQRES 8 A 372 VAL CYS ASP CYS PRO ARG GLY ARG PHE LEU ALA ALA ILE SEQRES 9 A 372 CYS GLN ASP CYS GLY ARG ARG LYS LEU PRO VAL ASP ARG SEQRES 10 A 372 ILE VAL GLY GLY ARG ASP THR SER LEU GLY ARG TRP PRO SEQRES 11 A 372 TRP GLN VAL SER LEU ARG TYR ASP GLY ALA HIS LEU CYS SEQRES 12 A 372 GLY GLY SER LEU LEU SER GLY ASP TRP VAL LEU THR ALA SEQRES 13 A 372 ALA HIS CYS PHE PRO GLU ARG ASN ARG VAL LEU SER ARG SEQRES 14 A 372 TRP ARG VAL PHE ALA GLY ALA VAL ALA GLN ALA SER PRO SEQRES 15 A 372 HIS GLY LEU GLN LEU GLY VAL GLN ALA VAL VAL TYR HIS SEQRES 16 A 372 GLY GLY TYR LEU PRO PHE ARG ASP PRO ASN SER GLU GLU SEQRES 17 A 372 ASN SER ASN ASP ILE ALA LEU VAL HIS LEU SER SER PRO SEQRES 18 A 372 LEU PRO LEU THR GLU TYR ILE GLN PRO VAL CYS LEU PRO SEQRES 19 A 372 ALA ALA GLY GLN ALA LEU VAL ASP GLY LYS ILE CYS THR SEQRES 20 A 372 VAL THR GLY TRP GLY ASN THR GLN TYR TYR GLY GLN GLN SEQRES 21 A 372 ALA GLY VAL LEU GLN GLU ALA ARG VAL PRO ILE ILE SER SEQRES 22 A 372 ASN ASP VAL CYS ASN GLY ALA ASP PHE TYR GLY ASN GLN SEQRES 23 A 372 ILE LYS PRO LYS MET PHE CYS ALA GLY TYR PRO GLU GLY SEQRES 24 A 372 GLY ILE ASP ALA CYS GLN GLY ASP SER GLY GLY PRO PHE SEQRES 25 A 372 VAL CYS GLU ASP SER ILE SER ARG THR PRO ARG TRP ARG SEQRES 26 A 372 LEU CYS GLY ILE VAL SER TRP GLY THR GLY CYS ALA LEU SEQRES 27 A 372 ALA GLN LYS PRO GLY VAL TYR THR LYS VAL SER ASP PHE SEQRES 28 A 372 ARG GLU TRP ILE PHE GLN ALA ILE LYS THR HIS SER GLU SEQRES 29 A 372 ALA SER GLY MET VAL THR GLN LEU SEQRES 1 L 6 ACE LYS GLN LEU AR7 0QE MODRES 1Z8G AR7 L 5 ARG HET ACE L 1 3 HET AR7 L 5 11 HET 0QE L 6 1 HETNAM ACE ACETYL GROUP HETNAM AR7 AMINO{[(4S)-4-AMINO-5,5- HETNAM 2 AR7 DIHYDROXYPENTYL]AMINO}METHANIMINIUM HETNAM 0QE CHLOROMETHANE HETSYN 0QE CHLORO METHYL GROUP FORMUL 2 ACE C2 H4 O FORMUL 2 AR7 C6 H17 N4 O2 1+ FORMUL 2 0QE C H3 CL FORMUL 3 HOH *461(H2 O) HELIX 1 1 SER A 81 GLY A 94 1 14 HELIX 2 2 VAL A 106 GLY A 110 1 5 HELIX 3 3 ARG A 124 THR A 128 5 5 HELIX 4 4 ARG A 130 GLU A 133 5 4 HELIX 5 5 ALA A 201 PHE A 205 5 5 HELIX 6 6 PRO A 206 ARG A 210 5 5 HELIX 7 7 VAL A 211 SER A 213 5 3 HELIX 8 8 TYR A 243 ARG A 247 5 5 HELIX 9 9 SER A 318 ASN A 323 1 6 HELIX 10 10 PHE A 396 HIS A 407 1 12 SHEET 1 A 5 VAL A 54 VAL A 56 0 SHEET 2 A 5 LEU A 63 ASP A 67 -1 O MET A 64 N GLN A 55 SHEET 3 A 5 THR A 72 LEU A 76 -1 O THR A 72 N ASP A 67 SHEET 4 A 5 PHE A 117 VAL A 120 1 O PHE A 118 N LEU A 75 SHEET 5 A 5 ILE A 135 CYS A 138 -1 O SER A 136 N CYS A 119 SHEET 1 B 2 ALA A 98 ASP A 105 0 SHEET 2 B 2 ARG A 144 CYS A 150 -1 O ILE A 149 N LEU A 99 SHEET 1 C 6 ARG A 167 ASP A 168 0 SHEET 2 C 6 GLN A 310 ILE A 317 -1 O GLU A 311 N ARG A 167 SHEET 3 C 6 ILE A 290 GLY A 295 -1 N VAL A 293 O ALA A 312 SHEET 4 C 6 PRO A 356 ASP A 361 -1 O VAL A 358 N THR A 292 SHEET 5 C 6 ARG A 368 GLY A 378 -1 O ARG A 368 N ASP A 361 SHEET 6 C 6 GLN L 3 LEU L 4 -1 O GLN L 3 N GLY A 378 SHEET 1 D 6 ARG A 167 ASP A 168 0 SHEET 2 D 6 GLN A 310 ILE A 317 -1 O GLU A 311 N ARG A 167 SHEET 3 D 6 MET A 336 ALA A 339 -1 O CYS A 338 N ILE A 317 SHEET 4 D 6 GLY A 388 LYS A 392 -1 O TYR A 390 N PHE A 337 SHEET 5 D 6 ARG A 368 GLY A 378 -1 N TRP A 377 O VAL A 389 SHEET 6 D 6 GLN L 3 LEU L 4 -1 O GLN L 3 N GLY A 378 SHEET 1 E 8 LEU A 230 LEU A 232 0 SHEET 2 E 8 TRP A 215 ALA A 219 -1 N ALA A 219 O LEU A 230 SHEET 3 E 8 GLN A 177 TYR A 182 -1 N SER A 179 O PHE A 218 SHEET 4 E 8 ALA A 185 LEU A 192 -1 O CYS A 188 N LEU A 180 SHEET 5 E 8 TRP A 197 THR A 200 -1 O LEU A 199 N SER A 191 SHEET 6 E 8 ALA A 259 LEU A 263 -1 O ALA A 259 N THR A 200 SHEET 7 E 8 VAL A 234 HIS A 240 -1 N GLN A 235 O HIS A 262 SHEET 8 E 8 GLY A 412 GLN A 416 1 O VAL A 414 N VAL A 237 SSBOND 1 CYS A 77 CYS A 140 1555 1555 2.03 SSBOND 2 CYS A 90 CYS A 150 1555 1555 2.03 SSBOND 3 CYS A 119 CYS A 138 1555 1555 2.03 SSBOND 4 CYS A 153 CYS A 277 1555 1555 2.04 SSBOND 5 CYS A 188 CYS A 204 1555 1555 2.03 SSBOND 6 CYS A 291 CYS A 359 1555 1555 2.04 SSBOND 7 CYS A 322 CYS A 338 1555 1555 2.03 SSBOND 8 CYS A 349 CYS A 381 1555 1555 2.03 LINK NE2 HIS A 203 C1 0QE L 6 1555 1555 1.49 LINK OG SER A 353 C AR7 L 5 1555 1555 1.38 LINK C ACE L 1 N LYS L 2 1555 1555 1.33 LINK C LEU L 4 N AR7 L 5 1555 1555 1.33 LINK C AR7 L 5 C1 0QE L 6 1555 1555 1.51 SITE 1 AC1 26 HIS A 203 TYR A 243 GLU A 252 ASN A 254 SITE 2 AC1 26 TYR A 301 GLN A 331 ASP A 347 ALA A 348 SITE 3 AC1 26 CYS A 349 GLN A 350 GLY A 351 SER A 353 SITE 4 AC1 26 SER A 376 TRP A 377 GLY A 378 THR A 379 SITE 5 AC1 26 GLY A 380 CYS A 381 GLY A 388 HOH A 476 SITE 6 AC1 26 HOH A 524 HOH L 188 HOH L 267 HOH L 268 SITE 7 AC1 26 HOH L 302 HOH L 409 CRYST1 55.705 47.633 67.791 90.00 108.24 90.00 P 1 21 1 2 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 0.017952 0.000000 0.005916 0.00000 SCALE2 0.000000 0.020994 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015532 0.00000