HEADER HYDROLASE/HYDROLASE INHIBITOR 11-FEB-16 5I3W TITLE CRYSTAL STRUCTURE OF BACE1 IN COMPLEX WITH 2-AMINOOXAZOLINE-3- TITLE 2 AZAXANTHENE INHIBITOR 2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-SECRETASE 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 43-453; COMPND 5 SYNONYM: ASPARTYL PROTEASE 2,ASP 2,BETA-SITE AMYLOID PRECURSOR COMPND 6 PROTEIN CLEAVING ENZYME 1,BETA-SITE APP CLEAVING ENZYME 1,MEMAPSIN-2, COMPND 7 MEMBRANE-ASSOCIATED ASPARTIC PROTEASE 2; COMPND 8 EC: 3.4.23.46; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: BACE1, BACE, KIAA1149; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS ASPARTIC PROTEASE, AMYLOID PRECURSOR PROTEIN, ALZHEIMER'S DISEASE, KEYWDS 2 HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR D.A.WHITTINGTON,A.M.LONG REVDAT 5 27-SEP-23 5I3W 1 REMARK REVDAT 4 01-NOV-17 5I3W 1 JRNL REMARK REVDAT 3 11-MAY-16 5I3W 1 JRNL REVDAT 2 20-APR-16 5I3W 1 JRNL REVDAT 1 30-MAR-16 5I3W 0 JRNL AUTH J.B.JORDAN,D.A.WHITTINGTON,M.D.BARTBERGER,E.A.SICKMIER, JRNL AUTH 2 K.CHEN,Y.CHENG,T.JUDD JRNL TITL FRAGMENT-LINKING APPROACH USING (19)F NMR SPECTROSCOPY TO JRNL TITL 2 OBTAIN HIGHLY POTENT AND SELECTIVE INHIBITORS OF JRNL TITL 3 BETA-SECRETASE. JRNL REF J.MED.CHEM. V. 59 3732 2016 JRNL REFN ISSN 0022-2623 JRNL PMID 26978477 JRNL DOI 10.1021/ACS.JMEDCHEM.5B01917 REMARK 2 REMARK 2 RESOLUTION. 2.15 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.15 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 27785 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.182 REMARK 3 R VALUE (WORKING SET) : 0.180 REMARK 3 FREE R VALUE : 0.215 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1470 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2968 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 49 REMARK 3 SOLVENT ATOMS : 321 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.06000 REMARK 3 B22 (A**2) : -0.06000 REMARK 3 B33 (A**2) : 0.09000 REMARK 3 B12 (A**2) : -0.03000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.190 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.163 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.110 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.210 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES: REFINED INDIVIDUALLY REMARK 4 REMARK 4 5I3W COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-FEB-16. REMARK 100 THE DEPOSITION ID IS D_1000218134. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-NOV-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29496 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.150 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 13.90 REMARK 200 R MERGE (I) : 0.13600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.15 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.23 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 12.30 REMARK 200 R MERGE FOR SHELL (I) : 0.99300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 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: NULL REMARK 200 STARTING MODEL: 1W50 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.16 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.81 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% POLYETHYLENE GLYCOL 5000 MME, 200 REMARK 280 MM AMMONIUM IODIDE, 170 MM SODIUM CITRATE (PH 6.6), 3% DMSO, REMARK 280 VAPOR DIFFUSION, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 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 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 57.45233 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 114.90467 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 86.17850 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 143.63083 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 28.72617 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 57.45233 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 114.90467 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 143.63083 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 86.17850 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 28.72617 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: MONOMER BY SIZE EXCLUSION CHROMATOGRAPHY 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 I IOD A 403 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 558 LIES ON A SPECIAL POSITION. 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 LEU A -18 REMARK 465 PRO A -17 REMARK 465 ARG A -16 REMARK 465 GLU A -15 REMARK 465 THR A -14 REMARK 465 ASP A -13 REMARK 465 GLU A -12 REMARK 465 GLU A -11 REMARK 465 PRO A -10 REMARK 465 GLU A -9 REMARK 465 GLU A -8 REMARK 465 PRO A -7 REMARK 465 GLY A -6 REMARK 465 LYS A -5 REMARK 465 LYS A -4 REMARK 465 GLY A -3 REMARK 465 SER A -2 REMARK 465 ALA A 157 REMARK 465 GLY A 158 REMARK 465 PHE A 159 REMARK 465 PRO A 160 REMARK 465 LEU A 161 REMARK 465 ASN A 162 REMARK 465 GLN A 163 REMARK 465 SER A 164 REMARK 465 GLU A 165 REMARK 465 VAL A 166 REMARK 465 LEU A 167 REMARK 465 PRO A 387 REMARK 465 GLN A 388 REMARK 465 THR A 389 REMARK 465 ASP A 390 REMARK 465 GLU A 391 REMARK 465 SER A 392 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 HIS A 89 49.91 -97.56 REMARK 500 TRP A 197 -86.70 -143.18 REMARK 500 ASP A 311 21.09 -77.03 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 residue IOD A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue IOD A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 404 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 405 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 68L A 406 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5I3X RELATED DB: PDB REMARK 900 RELATED ID: 5I3Y RELATED DB: PDB REMARK 900 RELATED ID: 5I3V RELATED DB: PDB DBREF 5I3W A -18 392 UNP P56817 BACE1_HUMAN 43 453 SEQADV 5I3W LYS A -5 UNP P56817 ARG 56 ENGINEERED MUTATION SEQADV 5I3W LYS A -4 UNP P56817 ARG 57 ENGINEERED MUTATION SEQRES 1 A 411 LEU PRO ARG GLU THR ASP GLU GLU PRO GLU GLU PRO GLY SEQRES 2 A 411 LYS LYS GLY SER PHE VAL GLU MET VAL ASP ASN LEU ARG SEQRES 3 A 411 GLY LYS SER GLY GLN GLY TYR TYR VAL GLU MET THR VAL SEQRES 4 A 411 GLY SER PRO PRO GLN THR LEU ASN ILE LEU VAL ASP THR SEQRES 5 A 411 GLY SER SER ASN PHE ALA VAL GLY ALA ALA PRO HIS PRO SEQRES 6 A 411 PHE LEU HIS ARG TYR TYR GLN ARG GLN LEU SER SER THR SEQRES 7 A 411 TYR ARG ASP LEU ARG LYS GLY VAL TYR VAL PRO TYR THR SEQRES 8 A 411 GLN GLY LYS TRP GLU GLY GLU LEU GLY THR ASP LEU VAL SEQRES 9 A 411 SER ILE PRO HIS GLY PRO ASN VAL THR VAL ARG ALA ASN SEQRES 10 A 411 ILE ALA ALA ILE THR GLU SER ASP LYS PHE PHE ILE ASN SEQRES 11 A 411 GLY SER ASN TRP GLU GLY ILE LEU GLY LEU ALA TYR ALA SEQRES 12 A 411 GLU ILE ALA ARG PRO ASP ASP SER LEU GLU PRO PHE PHE SEQRES 13 A 411 ASP SER LEU VAL LYS GLN THR HIS VAL PRO ASN LEU PHE SEQRES 14 A 411 SER LEU GLN LEU CYS GLY ALA GLY PHE PRO LEU ASN GLN SEQRES 15 A 411 SER GLU VAL LEU ALA SER VAL GLY GLY SER MET ILE ILE SEQRES 16 A 411 GLY GLY ILE ASP HIS SER LEU TYR THR GLY SER LEU TRP SEQRES 17 A 411 TYR THR PRO ILE ARG ARG GLU TRP TYR TYR GLU VAL ILE SEQRES 18 A 411 ILE VAL ARG VAL GLU ILE ASN GLY GLN ASP LEU LYS MET SEQRES 19 A 411 ASP CYS LYS GLU TYR ASN TYR ASP LYS SER ILE VAL ASP SEQRES 20 A 411 SER GLY THR THR ASN LEU ARG LEU PRO LYS LYS VAL PHE SEQRES 21 A 411 GLU ALA ALA VAL LYS SER ILE LYS ALA ALA SER SER THR SEQRES 22 A 411 GLU LYS PHE PRO ASP GLY PHE TRP LEU GLY GLU GLN LEU SEQRES 23 A 411 VAL CYS TRP GLN ALA GLY THR THR PRO TRP ASN ILE PHE SEQRES 24 A 411 PRO VAL ILE SER LEU TYR LEU MET GLY GLU VAL THR ASN SEQRES 25 A 411 GLN SER PHE ARG ILE THR ILE LEU PRO GLN GLN TYR LEU SEQRES 26 A 411 ARG PRO VAL GLU ASP VAL ALA THR SER GLN ASP ASP CYS SEQRES 27 A 411 TYR LYS PHE ALA ILE SER GLN SER SER THR GLY THR VAL SEQRES 28 A 411 MET GLY ALA VAL ILE MET GLU GLY PHE TYR VAL VAL PHE SEQRES 29 A 411 ASP ARG ALA ARG LYS ARG ILE GLY PHE ALA VAL SER ALA SEQRES 30 A 411 CYS HIS VAL HIS ASP GLU PHE ARG THR ALA ALA VAL GLU SEQRES 31 A 411 GLY PRO PHE VAL THR LEU ASP MET GLU ASP CYS GLY TYR SEQRES 32 A 411 ASN ILE PRO GLN THR ASP GLU SER HET IOD A 401 1 HET IOD A 402 1 HET IOD A 403 1 HET GOL A 404 6 HET SO4 A 405 5 HET 68L A 406 35 HETNAM IOD IODIDE ION HETNAM GOL GLYCEROL HETNAM SO4 SULFATE ION HETNAM 68L N-[(5S)-2'-AMINO-3-(5,6-DIHYDRO-2H-PYRAN-3-YL)-5'H- HETNAM 2 68L SPIRO[1-BENZOPYRANO[2,3-C]PYRIDINE-5,4'-[1,3]OXAZOL]- HETNAM 3 68L 7-YL]-5-CHLOROPYRIDINE-2-CARBOXAMIDE HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 IOD 3(I 1-) FORMUL 5 GOL C3 H8 O3 FORMUL 6 SO4 O4 S 2- FORMUL 7 68L C25 H20 CL N5 O4 FORMUL 8 HOH *321(H2 O) HELIX 1 AA1 PHE A -1 VAL A 3 5 5 HELIX 2 AA2 GLN A 53 SER A 57 5 5 HELIX 3 AA3 TYR A 123 ALA A 127 5 5 HELIX 4 AA4 PRO A 135 THR A 144 1 10 HELIX 5 AA5 ASP A 180 SER A 182 5 3 HELIX 6 AA6 ASP A 216 TYR A 222 5 7 HELIX 7 AA7 LYS A 238 SER A 252 1 15 HELIX 8 AA8 PRO A 258 LEU A 263 1 6 HELIX 9 AA9 PRO A 276 PHE A 280 5 5 HELIX 10 AB1 LEU A 301 TYR A 305 1 5 HELIX 11 AB2 GLY A 334 GLU A 339 1 6 HELIX 12 AB3 ARG A 347 ARG A 349 5 3 HELIX 13 AB4 ASP A 378 GLY A 383 5 6 SHEET 1 AA1 9 ARG A 61 TYR A 71 0 SHEET 2 AA1 9 GLY A 74 SER A 86 -1 O LEU A 80 N LYS A 65 SHEET 3 AA1 9 GLY A 13 VAL A 20 -1 N THR A 19 O SER A 86 SHEET 4 AA1 9 LEU A 6 LYS A 9 -1 N ARG A 7 O TYR A 15 SHEET 5 AA1 9 SER A 169 ILE A 176 -1 O GLY A 172 N LEU A 6 SHEET 6 AA1 9 PHE A 150 CYS A 155 -1 N GLN A 153 O SER A 173 SHEET 7 AA1 9 PHE A 341 ASP A 346 -1 O PHE A 345 N PHE A 150 SHEET 8 AA1 9 ARG A 351 SER A 357 -1 O ALA A 355 N TYR A 342 SHEET 9 AA1 9 TYR A 184 PRO A 192 -1 N TRP A 189 O PHE A 354 SHEET 1 AA213 ARG A 61 TYR A 71 0 SHEET 2 AA213 GLY A 74 SER A 86 -1 O LEU A 80 N LYS A 65 SHEET 3 AA213 VAL A 95 ASP A 106 -1 O ALA A 101 N GLU A 79 SHEET 4 AA213 PHE A 38 GLY A 41 1 N VAL A 40 O ILE A 102 SHEET 5 AA213 GLY A 117 GLY A 120 -1 O ILE A 118 N ALA A 39 SHEET 6 AA213 GLN A 25 ASP A 32 1 N LEU A 30 O LEU A 119 SHEET 7 AA213 GLY A 13 VAL A 20 -1 N TYR A 14 O VAL A 31 SHEET 8 AA213 LEU A 6 LYS A 9 -1 N ARG A 7 O TYR A 15 SHEET 9 AA213 SER A 169 ILE A 176 -1 O GLY A 172 N LEU A 6 SHEET 10 AA213 PHE A 150 CYS A 155 -1 N GLN A 153 O SER A 173 SHEET 11 AA213 PHE A 341 ASP A 346 -1 O PHE A 345 N PHE A 150 SHEET 12 AA213 ARG A 351 SER A 357 -1 O ALA A 355 N TYR A 342 SHEET 13 AA213 TYR A 184 PRO A 192 -1 N TRP A 189 O PHE A 354 SHEET 1 AA3 5 GLN A 211 ASP A 212 0 SHEET 2 AA3 5 ILE A 203 ILE A 208 -1 N ILE A 208 O GLN A 211 SHEET 3 AA3 5 ILE A 283 MET A 288 -1 O TYR A 286 N ARG A 205 SHEET 4 AA3 5 GLN A 294 ILE A 300 -1 O ILE A 300 N ILE A 283 SHEET 5 AA3 5 ALA A 369 VAL A 375 -1 O GLU A 371 N ARG A 297 SHEET 1 AA4 4 SER A 225 VAL A 227 0 SHEET 2 AA4 4 THR A 331 MET A 333 1 O MET A 333 N ILE A 226 SHEET 3 AA4 4 LEU A 234 PRO A 237 -1 N ARG A 235 O VAL A 332 SHEET 4 AA4 4 ILE A 324 SER A 327 1 O SER A 325 N LEU A 236 SHEET 1 AA5 3 VAL A 268 TRP A 270 0 SHEET 2 AA5 3 ASP A 318 PHE A 322 -1 O ASP A 318 N TRP A 270 SHEET 3 AA5 3 LEU A 306 VAL A 309 -1 N ARG A 307 O LYS A 321 SSBOND 1 CYS A 155 CYS A 359 1555 1555 2.10 SSBOND 2 CYS A 217 CYS A 382 1555 1555 2.04 CISPEP 1 SER A 22 PRO A 23 0 -2.21 CISPEP 2 ARG A 128 PRO A 129 0 3.48 CISPEP 3 TYR A 222 ASP A 223 0 0.91 CISPEP 4 GLY A 372 PRO A 373 0 -0.09 SITE 1 AC1 2 SER A 105 HOH A 744 SITE 1 AC2 1 LYS A 107 SITE 1 AC3 7 ARG A 50 TYR A 51 GLN A 53 SER A 187 SITE 2 AC3 7 HOH A 534 HOH A 600 HOH A 621 SITE 1 AC4 7 ARG A 54 GLN A 55 TYR A 60 ASP A 346 SITE 2 AC4 7 ARG A 349 ARG A 351 HOH A 599 SITE 1 AC5 18 GLY A 11 GLN A 12 GLY A 13 LEU A 30 SITE 2 AC5 18 ASP A 32 VAL A 69 TYR A 71 PHE A 108 SITE 3 AC5 18 ILE A 110 ILE A 118 ILE A 126 ARG A 128 SITE 4 AC5 18 ASP A 228 SER A 229 GLY A 230 THR A 232 SITE 5 AC5 18 ALA A 335 HOH A 632 CRYST1 101.660 101.660 172.357 90.00 90.00 120.00 P 61 2 2 12 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 0.009837 0.005679 0.000000 0.00000 SCALE2 0.000000 0.011358 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005802 0.00000