HEADER HYDROLASE 26-JAN-13 4IXL TITLE CRYSTAL STRUCTURE OF ENDO-BETA-1,4-XYLANASE FROM THE ALKALIPHILIC TITLE 2 BACILLUS SP. SN5 COMPND MOL_ID: 1; COMPND 2 MOLECULE: XYLANASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.2.1.8; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS SP; SOURCE 3 ORGANISM_TAXID: 1409; SOURCE 4 STRAIN: SN5; SOURCE 5 GENE: XYN11A-LC; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS B-SANDWICH, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR W.Q.BAI,Y.F.XUE,J.X.HUANG,C.ZHOU,R.T.GUO,Y.H.MA REVDAT 2 20-SEP-23 4IXL 1 REMARK REVDAT 1 12-FEB-14 4IXL 0 JRNL AUTH W.Q.BAI,Y.F.XUE,J.X.HUANG,C.ZHOU,R.T.GUO,Y.H.MA JRNL TITL STRUCTURE ANALYSIS OF ALKALINE XYLANASE FROM ALKALIPHILIC JRNL TITL 2 BACILLUS SP. SN5 IMPLICATIONS FOR PH-DEPENDENT ENZYME JRNL TITL 3 ACTIVITY JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.49 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) : 1.49 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.81 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL 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 : NULL 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 SET) : 0.196 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 7484 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 : 3270 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 1049 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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 4IXL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-FEB-13. REMARK 100 THE DEPOSITION ID IS D_1000077336. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-MAR-12 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSRRC REMARK 200 BEAMLINE : BL13B1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9788 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : APEX REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 85897 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.490 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.02700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> 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: PDB ENTRY 2DCK REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.48 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M LITHIUM SULFATE MONOHYDRATE, 0.1 REMARK 280 M ADA PH 6.5, 12% W/V PEG4000, 2% V/V 2-PROPANOL, VAPOR REMARK 280 DIFFUSION, SITTING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y,X,Z+3/4 REMARK 290 4555 Y,-X,Z+1/4 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 76.86800 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 115.30200 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 38.43400 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 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: 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 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 MET A -33 REMARK 465 GLY A -32 REMARK 465 SER A -31 REMARK 465 SER A -30 REMARK 465 HIS A -29 REMARK 465 HIS A -28 REMARK 465 HIS A -27 REMARK 465 HIS A -26 REMARK 465 HIS A -25 REMARK 465 HIS A -24 REMARK 465 SER A -23 REMARK 465 SER A -22 REMARK 465 GLY A -21 REMARK 465 LEU A -20 REMARK 465 VAL A -19 REMARK 465 PHE A -18 REMARK 465 ARG A -17 REMARK 465 GLY A -16 REMARK 465 SER A -15 REMARK 465 HIS A -14 REMARK 465 MET A -13 REMARK 465 ALA A -12 REMARK 465 SER A -11 REMARK 465 MET A -10 REMARK 465 THR A -9 REMARK 465 GLY A -8 REMARK 465 GLY A -7 REMARK 465 GLN A -6 REMARK 465 GLN A -5 REMARK 465 MET A -4 REMARK 465 GLY A -3 REMARK 465 ARG A -2 REMARK 465 GLY A -1 REMARK 465 HIS A 206 REMARK 465 HIS A 207 REMARK 465 HIS A 208 REMARK 465 HIS A 209 REMARK 465 HIS A 210 REMARK 465 MET B -33 REMARK 465 GLY B -32 REMARK 465 SER B -31 REMARK 465 SER B -30 REMARK 465 HIS B -29 REMARK 465 HIS B -28 REMARK 465 HIS B -27 REMARK 465 HIS B -26 REMARK 465 HIS B -25 REMARK 465 HIS B -24 REMARK 465 SER B -23 REMARK 465 SER B -22 REMARK 465 GLY B -21 REMARK 465 LEU B -20 REMARK 465 VAL B -19 REMARK 465 PHE B -18 REMARK 465 ARG B -17 REMARK 465 GLY B -16 REMARK 465 SER B -15 REMARK 465 HIS B -14 REMARK 465 MET B -13 REMARK 465 ALA B -12 REMARK 465 SER B -11 REMARK 465 MET B -10 REMARK 465 THR B -9 REMARK 465 GLY B -8 REMARK 465 GLY B -7 REMARK 465 GLN B -6 REMARK 465 GLN B -5 REMARK 465 MET B -4 REMARK 465 GLY B -3 REMARK 465 ARG B -2 REMARK 465 GLY B -1 REMARK 465 SER B 0 REMARK 465 HIS B 207 REMARK 465 HIS B 208 REMARK 465 HIS B 209 REMARK 465 HIS B 210 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 O HOH A 567 O HOH A 609 2.08 REMARK 500 O HOH A 484 O HOH A 634 2.10 REMARK 500 O HOH A 594 O HOH A 725 2.10 REMARK 500 O HOH B 485 O HOH B 699 2.16 REMARK 500 O HOH B 531 O HOH B 657 2.18 REMARK 500 O HOH A 581 O HOH A 732 2.19 REMARK 500 O HOH A 560 O HOH A 758 2.19 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 ARG B 147 NE - CZ - NH1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ARG B 147 NE - CZ - NH2 ANGL. DEV. = -6.7 DEGREES REMARK 500 ARG B 151 NE - CZ - NH2 ANGL. DEV. = -3.0 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 ASP A 20 -169.48 -103.24 REMARK 500 ASN A 196 85.90 -164.63 REMARK 500 ASN B 5 125.55 -37.44 REMARK 500 ASP B 41 56.63 37.45 REMARK 500 HIS B 43 -65.05 -93.68 REMARK 500 ASP B 89 70.53 46.61 REMARK 500 SER B 187 -168.93 -162.24 REMARK 500 ASN B 196 88.74 -161.36 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 SO4 A 301 DBREF 4IXL A -33 210 PDB 4IXL 4IXL -33 210 DBREF 4IXL B -33 210 PDB 4IXL 4IXL -33 210 SEQRES 1 A 244 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 244 LEU VAL PHE ARG GLY SER HIS MET ALA SER MET THR GLY SEQRES 3 A 244 GLY GLN GLN MET GLY ARG GLY SER GLN ILE THR GLY ASN SEQRES 4 A 244 GLU ILE GLY THR HIS ASP GLY TYR ASP TYR GLU PHE TRP SEQRES 5 A 244 LYS ASP GLU GLY GLY TYR GLY SER MET THR LEU ASN SER SEQRES 6 A 244 GLY GLY THR PHE SER ALA GLU TRP THR ASP VAL HIS ASN SEQRES 7 A 244 ILE LEU PHE ARG LYS GLY GLN LYS PHE ASP THR THR GLN SEQRES 8 A 244 THR HIS GLN GLN LEU GLY ASN ILE ASN ILE ASP TYR GLY SEQRES 9 A 244 VAL ASN TYR GLN PRO ASN GLY SER SER TYR LEU ALA VAL SEQRES 10 A 244 TYR GLY TRP THR THR ASP PRO LEU VAL GLU PHE TYR ILE SEQRES 11 A 244 VAL ASP SER TRP GLY THR TRP ARG PRO PRO GLY ALA GLU SEQRES 12 A 244 SER LYS GLY THR ILE HIS VAL ASP GLY GLY THR TYR GLU SEQRES 13 A 244 ILE TYR GLU THR THR ARG VAL GLN GLN PRO SER ILE GLU SEQRES 14 A 244 GLY THR ALA THR PHE GLN GLN TYR TRP SER VAL ARG THR SEQRES 15 A 244 ASP LYS ARG THR SER GLY THR ILE SER VAL SER GLU HIS SEQRES 16 A 244 PHE HIS ALA TRP GLU ALA HIS GLY MET PRO MET GLY ASN SEQRES 17 A 244 MET TYR GLU VAL ALA LEU THR VAL GLU GLY TRP GLN SER SEQRES 18 A 244 SER GLY SER ALA ASP VAL TYR ARG ASN ASN LEU THR ILE SEQRES 19 A 244 GLY GLY LEU GLU HIS HIS HIS HIS HIS HIS SEQRES 1 B 244 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 B 244 LEU VAL PHE ARG GLY SER HIS MET ALA SER MET THR GLY SEQRES 3 B 244 GLY GLN GLN MET GLY ARG GLY SER GLN ILE THR GLY ASN SEQRES 4 B 244 GLU ILE GLY THR HIS ASP GLY TYR ASP TYR GLU PHE TRP SEQRES 5 B 244 LYS ASP GLU GLY GLY TYR GLY SER MET THR LEU ASN SER SEQRES 6 B 244 GLY GLY THR PHE SER ALA GLU TRP THR ASP VAL HIS ASN SEQRES 7 B 244 ILE LEU PHE ARG LYS GLY GLN LYS PHE ASP THR THR GLN SEQRES 8 B 244 THR HIS GLN GLN LEU GLY ASN ILE ASN ILE ASP TYR GLY SEQRES 9 B 244 VAL ASN TYR GLN PRO ASN GLY SER SER TYR LEU ALA VAL SEQRES 10 B 244 TYR GLY TRP THR THR ASP PRO LEU VAL GLU PHE TYR ILE SEQRES 11 B 244 VAL ASP SER TRP GLY THR TRP ARG PRO PRO GLY ALA GLU SEQRES 12 B 244 SER LYS GLY THR ILE HIS VAL ASP GLY GLY THR TYR GLU SEQRES 13 B 244 ILE TYR GLU THR THR ARG VAL GLN GLN PRO SER ILE GLU SEQRES 14 B 244 GLY THR ALA THR PHE GLN GLN TYR TRP SER VAL ARG THR SEQRES 15 B 244 ASP LYS ARG THR SER GLY THR ILE SER VAL SER GLU HIS SEQRES 16 B 244 PHE HIS ALA TRP GLU ALA HIS GLY MET PRO MET GLY ASN SEQRES 17 B 244 MET TYR GLU VAL ALA LEU THR VAL GLU GLY TRP GLN SER SEQRES 18 B 244 SER GLY SER ALA ASP VAL TYR ARG ASN ASN LEU THR ILE SEQRES 19 B 244 GLY GLY LEU GLU HIS HIS HIS HIS HIS HIS HET SO4 A 301 5 HETNAM SO4 SULFATE ION FORMUL 3 SO4 O4 S 2- FORMUL 4 HOH *1049(H2 O) HELIX 1 1 THR A 58 GLY A 63 1 6 HELIX 2 2 VAL A 158 HIS A 168 1 11 HELIX 3 3 THR B 58 GLY B 63 1 6 HELIX 4 4 SER B 157 HIS B 168 1 12 SHEET 1 A 9 GLU A 6 HIS A 10 0 SHEET 2 A 9 TYR A 13 LYS A 19 -1 O TYR A 13 N HIS A 10 SHEET 3 A 9 PHE A 35 LYS A 52 -1 O LEU A 46 N TRP A 18 SHEET 4 A 9 ASN A 174 ILE A 200 -1 O VAL A 178 N GLN A 51 SHEET 5 A 9 ILE A 65 THR A 88 -1 N ALA A 82 O THR A 181 SHEET 6 A 9 VAL A 92 TRP A 100 -1 O ILE A 96 N VAL A 83 SHEET 7 A 9 ALA A 138 ARG A 147 1 O SER A 145 N VAL A 97 SHEET 8 A 9 GLY A 119 GLN A 131 -1 N ARG A 128 O PHE A 140 SHEET 9 A 9 GLY A 112 VAL A 116 -1 N ILE A 114 O TYR A 121 SHEET 1 B 5 TYR A 24 LEU A 29 0 SHEET 2 B 5 PHE A 35 LYS A 52 -1 O GLU A 38 N SER A 26 SHEET 3 B 5 ASN A 174 ILE A 200 -1 O VAL A 178 N GLN A 51 SHEET 4 B 5 ILE A 65 THR A 88 -1 N ALA A 82 O THR A 181 SHEET 5 B 5 SER A 153 SER A 157 -1 O ILE A 156 N ILE A 67 SHEET 1 C 5 TYR B 24 LEU B 29 0 SHEET 2 C 5 PHE B 35 THR B 40 -1 O THR B 40 N TYR B 24 SHEET 3 C 5 ASN B 174 ILE B 200 -1 O ALA B 191 N ALA B 37 SHEET 4 C 5 ILE B 65 THR B 88 -1 N ALA B 82 O THR B 181 SHEET 5 C 5 SER B 153 ILE B 156 -1 O ILE B 156 N ILE B 67 SHEET 1 D 5 GLU B 6 HIS B 10 0 SHEET 2 D 5 TYR B 13 LYS B 19 -1 O TYR B 13 N HIS B 10 SHEET 3 D 5 ASN B 44 LYS B 52 -1 O GLY B 50 N ASP B 14 SHEET 4 D 5 ASN B 174 ILE B 200 -1 O VAL B 178 N GLN B 51 SHEET 5 D 5 LEU B 203 GLU B 204 -1 O LEU B 203 N ILE B 200 SHEET 1 E 5 GLY B 112 VAL B 116 0 SHEET 2 E 5 GLY B 119 GLN B 131 -1 O ILE B 123 N GLY B 112 SHEET 3 E 5 ALA B 138 ARG B 147 -1 O PHE B 140 N ARG B 128 SHEET 4 E 5 VAL B 92 TRP B 100 1 N VAL B 97 O SER B 145 SHEET 5 E 5 ILE B 65 THR B 88 -1 N VAL B 83 O ILE B 96 CISPEP 1 ASP A 89 PRO A 90 0 0.65 CISPEP 2 PRO A 105 PRO A 106 0 -0.70 CISPEP 3 ASP B 89 PRO B 90 0 0.77 CISPEP 4 PRO B 105 PRO B 106 0 1.14 SITE 1 AC1 5 PHE A 53 ASP A 54 HIS A 205 HOH A 702 SITE 2 AC1 5 HOH A 752 CRYST1 59.415 59.415 153.736 90.00 90.00 90.00 P 43 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 0.016831 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016831 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006505 0.00000