HEADER OXIDOREDUCTASE 09-OCT-03 1R51 TITLE URATE OXIDASE FROM ASPERGILLUS FLAVUS COMPLEXED WITH ITS INHIBITOR 8- TITLE 2 AZAXANTHIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: URICASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: URATE OXIDASE; COMPND 5 EC: 1.7.3.3 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ASPERGILLUS FLAVUS; SOURCE 3 ORGANISM_TAXID: 5059 KEYWDS OXIDOREDUCTASE, URIC ACID DEGRADATION, DIMERIC BARREL, TUNNEL-SHAPED KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR T.PRANGE,P.RETAILLEAU,N.COLLOC'H REVDAT 7 13-DEC-23 1R51 1 SSBOND LINK REVDAT 6 23-AUG-23 1R51 1 REMARK SEQADV LINK REVDAT 5 28-FEB-18 1R51 1 AUTHOR JRNL REVDAT 4 11-OCT-17 1R51 1 REMARK REVDAT 3 13-JUL-11 1R51 1 VERSN REVDAT 2 24-FEB-09 1R51 1 VERSN REVDAT 1 02-MAR-04 1R51 0 SPRSDE 02-MAR-04 1R51 1UOX JRNL AUTH P.RETAILLEAU,N.COLLOC'H,D.VIVARES,F.BONNETE,B.CASTRO, JRNL AUTH 2 M.EL-HAJJI,J.P.MORNON,G.MONARD,T.PRANGE JRNL TITL COMPLEXED AND LIGAND-FREE HIGH-RESOLUTION STRUCTURES OF JRNL TITL 2 URATE OXIDASE (UOX) FROM ASPERGILLUS FLAVUS: A REASSIGNMENT JRNL TITL 3 OF THE ACTIVE-SITE BINDING MODE. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 60 453 2004 JRNL REFN ISSN 0907-4449 JRNL PMID 14993669 JRNL DOI 10.1107/S0907444903029718 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH N.COLLOC'H,M.EL HAJJI,B.BACHET,G.L'HERMITE,M.SCHILTZ, REMARK 1 AUTH 2 T.PRANGE,B.CASTRO,J.P.MORNON REMARK 1 TITL CRYSTAL STRUCTURE OF THE PROTEIN DRUG URATE REMARK 1 TITL 2 OXIDASE-INHIBITOR COMPLEX AT 2.05 A RESOLUTION REMARK 1 REF NAT.STRUCT.BIOL. V. 4 947 1997 REMARK 1 REFN ISSN 1072-8368 REMARK 2 REMARK 2 RESOLUTION. 1.75 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 43.2 REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.190 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.183 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.234 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 38361 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.181 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.180 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.213 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 34190 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2363 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 13 REMARK 3 SOLVENT ATOMS : 201 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2577.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 3 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 10359 REMARK 3 NUMBER OF RESTRAINTS : 9753 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.029 REMARK 3 ANGLE DISTANCES (A) : 0.074 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.349 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.040 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.054 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL 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 : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1R51 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-OCT-03. REMARK 100 THE DEPOSITION ID IS D_1000020445. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 278 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : LURE REMARK 200 BEAMLINE : DW32 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38367 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.750 REMARK 200 RESOLUTION RANGE LOW (A) : 18.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.1 REMARK 200 DATA REDUNDANCY : 11.20 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06500 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 19.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 79.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.22200 REMARK 200 <I/SIGMA(I)> FOR SHELL : 4.800 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: PDB ENTRY 1UOX REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.85 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 8.5MG/ML PROTEIN, 0.2MG/ML 8 REMARK 280 -AZAXANTHIN 5-7% W/V PEG8000, 100MM TRIS/HCL, PH 8.0, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 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 1.000000 0.000000 0.000000 40.65000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 48.15000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 52.80000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 40.65000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 48.15000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 52.80000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 40.65000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 48.15000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 52.80000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 40.65000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 48.15000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 52.80000 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 24770 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 44650 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -110.0 KCAL/MOL 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 81.30000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 96.30000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 81.30000 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 105.60000 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 96.30000 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 105.60000 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 297 REMARK 465 LYS A 298 REMARK 465 SER A 299 REMARK 465 LYS A 300 REMARK 465 LEU A 301 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 SER A 296 CA C O CB OG 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 128 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 ARG A 176 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 198 NE - CZ - NH1 ANGL. DEV. = -4.0 DEGREES REMARK 500 TYR A 250 CB - CG - CD1 ANGL. DEV. = 4.0 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 HIS A 118 28.28 -151.73 REMARK 500 ASP A 175 111.89 -160.65 REMARK 500 SER A 226 166.41 177.47 REMARK 500 GLU A 276 -35.10 -130.85 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 CYS A 700 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AZA A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYS A 700 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1UOX RELATED DB: PDB REMARK 900 URATE OXIDASE FROM ASPERGILLUS FLAVUS COMPLEXED WITH ITS INHIBITOR REMARK 900 8-AZAXANTHINE DBREF 1R51 A 1 301 UNP Q00511 URIC_ASPFL 1 301 SEQADV 1R51 SAC A 1 UNP Q00511 SER 1 MODIFIED RESIDUE SEQRES 1 A 301 SAC ALA VAL LYS ALA ALA ARG TYR GLY LYS ASP ASN VAL SEQRES 2 A 301 ARG VAL TYR LYS VAL HIS LYS ASP GLU LYS THR GLY VAL SEQRES 3 A 301 GLN THR VAL TYR GLU MET THR VAL CYS VAL LEU LEU GLU SEQRES 4 A 301 GLY GLU ILE GLU THR SER TYR THR LYS ALA ASP ASN SER SEQRES 5 A 301 VAL ILE VAL ALA THR ASP SER ILE LYS ASN THR ILE TYR SEQRES 6 A 301 ILE THR ALA LYS GLN ASN PRO VAL THR PRO PRO GLU LEU SEQRES 7 A 301 PHE GLY SER ILE LEU GLY THR HIS PHE ILE GLU LYS TYR SEQRES 8 A 301 ASN HIS ILE HIS ALA ALA HIS VAL ASN ILE VAL CYS HIS SEQRES 9 A 301 ARG TRP THR ARG MET ASP ILE ASP GLY LYS PRO HIS PRO SEQRES 10 A 301 HIS SER PHE ILE ARG ASP SER GLU GLU LYS ARG ASN VAL SEQRES 11 A 301 GLN VAL ASP VAL VAL GLU GLY LYS GLY ILE ASP ILE LYS SEQRES 12 A 301 SER SER LEU SER GLY LEU THR VAL LEU LYS SER THR ASN SEQRES 13 A 301 SER GLN PHE TRP GLY PHE LEU ARG ASP GLU TYR THR THR SEQRES 14 A 301 LEU LYS GLU THR TRP ASP ARG ILE LEU SER THR ASP VAL SEQRES 15 A 301 ASP ALA THR TRP GLN TRP LYS ASN PHE SER GLY LEU GLN SEQRES 16 A 301 GLU VAL ARG SER HIS VAL PRO LYS PHE ASP ALA THR TRP SEQRES 17 A 301 ALA THR ALA ARG GLU VAL THR LEU LYS THR PHE ALA GLU SEQRES 18 A 301 ASP ASN SER ALA SER VAL GLN ALA THR MET TYR LYS MET SEQRES 19 A 301 ALA GLU GLN ILE LEU ALA ARG GLN GLN LEU ILE GLU THR SEQRES 20 A 301 VAL GLU TYR SER LEU PRO ASN LYS HIS TYR PHE GLU ILE SEQRES 21 A 301 ASP LEU SER TRP HIS LYS GLY LEU GLN ASN THR GLY LYS SEQRES 22 A 301 ASN ALA GLU VAL PHE ALA PRO GLN SER ASP PRO ASN GLY SEQRES 23 A 301 LEU ILE LYS CYS THR VAL GLY ARG SER SER LEU LYS SER SEQRES 24 A 301 LYS LEU MODRES 1R51 SAC A 1 SER N-ACETYL-SERINE HET SAC A 1 9 HET AZA A 302 11 HET CYS A 700 2 HETNAM SAC N-ACETYL-SERINE HETNAM AZA 8-AZAXANTHINE HETNAM CYS CYSTEINE FORMUL 1 SAC C5 H9 N O4 FORMUL 2 AZA C4 H3 N5 O2 FORMUL 3 CYS C3 H7 N O2 S FORMUL 4 HOH *201(H2 O) HELIX 1 1 ILE A 42 LYS A 48 1 7 HELIX 2 2 ASP A 50 ILE A 54 5 5 HELIX 3 3 ALA A 56 ASN A 71 1 16 HELIX 4 4 PRO A 75 TYR A 91 1 17 HELIX 5 5 GLY A 193 HIS A 200 1 8 HELIX 6 6 HIS A 200 ASP A 222 1 23 HELIX 7 7 SER A 226 GLN A 242 1 17 HELIX 8 8 THR A 271 ALA A 275 5 5 SHEET 1 A 8 TYR A 8 LYS A 20 0 SHEET 2 A 8 GLN A 27 GLY A 40 -1 O LEU A 38 N TYR A 8 SHEET 3 A 8 ILE A 94 HIS A 104 -1 O HIS A 98 N LEU A 37 SHEET 4 A 8 LYS A 127 VAL A 135 -1 O VAL A 134 N ALA A 97 SHEET 5 A 8 GLY A 139 LYS A 153 -1 O ASP A 141 N ASP A 133 SHEET 6 A 8 LEU A 178 TRP A 188 -1 O VAL A 182 N LEU A 149 SHEET 7 A 8 ILE A 245 ASN A 254 -1 O GLU A 249 N THR A 185 SHEET 8 A 8 GLY A 286 GLY A 293 -1 O VAL A 292 N VAL A 248 SHEET 1 B 2 THR A 107 ILE A 111 0 SHEET 2 B 2 LYS A 114 ILE A 121 -1 O LYS A 114 N ILE A 111 SHEET 1 C 2 TYR A 257 GLU A 259 0 SHEET 2 C 2 PHE A 278 PRO A 280 -1 O ALA A 279 N PHE A 258 SSBOND 1 CYS A 35 CYS A 700 1555 1555 2.14 LINK C SAC A 1 N ALA A 2 1555 1555 1.33 CISPEP 1 THR A 74 PRO A 75 0 -6.04 CISPEP 2 ASP A 283 PRO A 284 0 -11.02 SITE 1 AC1 10 ILE A 54 ALA A 56 THR A 57 PHE A 159 SITE 2 AC1 10 ARG A 176 SER A 226 VAL A 227 GLN A 228 SITE 3 AC1 10 ASN A 254 HOH A1000 SITE 1 AC2 2 CYS A 35 HOH A1138 CRYST1 81.300 96.300 105.600 90.00 90.00 90.00 I 2 2 2 8 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 0.012300 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010384 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009470 0.00000 HETATM 1 C1A SAC A 1 62.689 58.027 20.174 1.00 67.51 C HETATM 2 C2A SAC A 1 63.979 58.753 19.742 1.00 69.60 C HETATM 3 OAC SAC A 1 62.384 56.948 19.705 1.00 64.81 O HETATM 4 N SAC A 1 62.077 58.745 21.036 1.00 65.17 N HETATM 5 CA SAC A 1 60.788 58.209 21.469 1.00 50.38 C HETATM 6 C SAC A 1 59.665 59.202 21.211 1.00 44.40 C HETATM 7 O SAC A 1 59.935 60.388 21.023 1.00 42.05 O HETATM 8 CB SAC A 1 60.840 57.864 22.955 1.00 44.61 C HETATM 9 OG SAC A 1 61.838 58.624 23.607 1.00 54.18 O