HEADER COMPLEX (HYDROLASE/PEPTIDE) 14-JAN-97 1SUA TITLE SUBTILISIN BPN' COMPND MOL_ID: 1; COMPND 2 MOLECULE: SUBTILISIN BPN'; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.62; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: TETRAPEPTIDE ALA-LEU-ALA-LEU; COMPND 9 CHAIN: C; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS AMYLOLIQUEFACIENS; SOURCE 3 ORGANISM_TAXID: 1390; SOURCE 4 CELL_LINE: BL21; SOURCE 5 CELLULAR_LOCATION: EXTRACELLULAR; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 9 EXPRESSION_SYSTEM_PLASMID: BL21; SOURCE 10 MOL_ID: 2 KEYWDS COMPLEX (HYDROLASE-PEPTIDE), HYDROLASE, SERINE PROTEINASE, COMPLEX KEYWDS 2 (HYDROLASE-PEPTIDE) COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR O.ALMOG,G.L.GILLILAND REVDAT 4 09-AUG-23 1SUA 1 REMARK REVDAT 3 03-NOV-21 1SUA 1 SEQADV REVDAT 2 24-FEB-09 1SUA 1 VERSN REVDAT 1 14-JAN-98 1SUA 0 JRNL AUTH O.ALMOG,T.GALLAGHER,M.TORDOVA,J.HOSKINS,P.BRYAN, JRNL AUTH 2 G.L.GILLILAND JRNL TITL CRYSTAL STRUCTURE OF CALCIUM-INDEPENDENT SUBTILISIN BPN' JRNL TITL 2 WITH RESTORED THERMAL STABILITY FOLDED WITHOUT THE JRNL TITL 3 PRODOMAIN. JRNL REF PROTEINS V. 31 21 1998 JRNL REFN ISSN 0887-3585 JRNL PMID 9552156 JRNL DOI 10.1002/(SICI)1097-0134(19980401)31:1<21::AID-PROT3>3.0.CO;2 JRNL DOI 2 -K REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 82.0 REMARK 3 NUMBER OF REFLECTIONS : 13558 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.180 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1878 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 139 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 10.36 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.020 ; 0.018 REMARK 3 ANGLE DISTANCE (A) : 0.032 ; 0.020 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.039 ; 0.040 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.020 ; 0.015 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.420 ; 0.250 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) : 3.600 ; 3.000 REMARK 3 STAGGERED (DEGREES) : 20.700; 15.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.015 ; 1.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.587 ; 1.500 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.203 ; 1.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 1.836 ; 1.500 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1SUA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176519. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : JUL-94 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 7.5 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 RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI/FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XENGEN REMARK 200 DATA SCALING SOFTWARE : XENGEN REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13358 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 82.0 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.12300 REMARK 200 FOR THE DATA SET : 6.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.19 REMARK 200 COMPLETENESS FOR SHELL (%) : 34.0 REMARK 200 DATA REDUNDANCY IN SHELL : 0.50 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.37000 REMARK 200 FOR SHELL : 1.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1SUC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.25M LI2SO4 0.1M HEPES/HCL PH7.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 26.76500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 41.68500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.16500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 41.68500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.76500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.16500 REMARK 290 SMTRY3 4 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: 770 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9610 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -5.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C 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 GLN 275 IS THE LAST RESIDUE BEFORE THE TETRA PEPTIDE ALAL. REMARK 400 ALAL IS IN THE ACTIVE SITE. 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 ALA A 1 REMARK 465 GLN A 2 REMARK 465 SER A 3 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 VAL A 4 CB CG1 CG2 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 VAL A 28 CA - CB - CG2 ANGL. DEV. = 11.6 DEGREES REMARK 500 ASP A 41 CA - CB - CG ANGL. DEV. = 17.8 DEGREES REMARK 500 ASP A 41 CB - CG - OD1 ANGL. DEV. = 7.1 DEGREES REMARK 500 ASN A 43 CA - CB - CG ANGL. DEV. = 15.0 DEGREES REMARK 500 ASP A 60 CB - CA - C ANGL. DEV. = 12.1 DEGREES REMARK 500 SER A 63 C - N - CA ANGL. DEV. = 19.2 DEGREES REMARK 500 SER A 63 N - CA - CB ANGL. DEV. = 9.2 DEGREES REMARK 500 ASP A 99 CB - CG - OD1 ANGL. DEV. = 8.7 DEGREES REMARK 500 GLN A 103 CB - CG - CD ANGL. DEV. = 16.2 DEGREES REMARK 500 TYR A 104 CB - CG - CD1 ANGL. DEV. = 4.8 DEGREES REMARK 500 TRP A 106 CA - CB - CG ANGL. DEV. = 11.8 DEGREES REMARK 500 ASP A 120 CB - CG - OD1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ASP A 140 CB - CG - OD1 ANGL. DEV. = 7.9 DEGREES REMARK 500 VAL A 180 CA - CB - CG2 ANGL. DEV. = 13.7 DEGREES REMARK 500 ASP A 181 CB - CG - OD1 ANGL. DEV. = 6.7 DEGREES REMARK 500 ARG A 186 CD - NE - CZ ANGL. DEV. = 12.0 DEGREES REMARK 500 ARG A 186 NE - CZ - NH1 ANGL. DEV. = 5.7 DEGREES REMARK 500 LEU A 209 CA - CB - CG ANGL. DEV. = 15.2 DEGREES REMARK 500 ASN A 212 CB - CA - C ANGL. DEV. = 12.1 DEGREES REMARK 500 ASN A 240 C - N - CA ANGL. DEV. = 19.6 DEGREES REMARK 500 ARG A 247 NE - CZ - NH1 ANGL. DEV. = 6.4 DEGREES REMARK 500 ARG A 247 NE - CZ - NH2 ANGL. DEV. = -4.4 DEGREES REMARK 500 LEU A 257 CB - CA - C ANGL. DEV. = 16.5 DEGREES REMARK 500 LEU C 677 CB - CA - C ANGL. DEV. = 14.3 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 ASP A 32 -158.87 -156.56 REMARK 500 SER A 63 -20.54 113.88 REMARK 500 SER A 125 49.11 -90.95 REMARK 500 LEU A 257 -125.81 -101.40 REMARK 500 REMARK 500 REMARK: NULL DBREF 1SUA A 1 275 UNP P00782 SUBT_BACAM 108 382 DBREF 1SUA C 674 677 PDB 1SUA 1SUA 674 677 SEQADV 1SUA ASN A 43 UNP P00782 LYS 150 ENGINEERED MUTATION SEQADV 1SUA PHE A 50 UNP P00782 MET 157 ENGINEERED MUTATION SEQADV 1SUA LEU A 73 UNP P00782 ALA 180 ENGINEERED MUTATION SEQADV 1SUA A UNP P00782 LEU 182 DELETION SEQADV 1SUA A UNP P00782 ASN 183 DELETION SEQADV 1SUA A UNP P00782 ASN 184 DELETION SEQADV 1SUA A UNP P00782 SER 185 DELETION SEQADV 1SUA A UNP P00782 ILE 186 DELETION SEQADV 1SUA A UNP P00782 GLY 187 DELETION SEQADV 1SUA A UNP P00782 VAL 188 DELETION SEQADV 1SUA A UNP P00782 LEU 189 DELETION SEQADV 1SUA A UNP P00782 GLY 190 DELETION SEQADV 1SUA VAL A 206 UNP P00782 GLN 313 ENGINEERED MUTATION SEQADV 1SUA LYS A 217 UNP P00782 TYR 324 ENGINEERED MUTATION SEQADV 1SUA SER A 218 UNP P00782 ASN 325 ENGINEERED MUTATION SEQADV 1SUA ALA A 221 UNP P00782 SER 328 ENGINEERED MUTATION SEQADV 1SUA GLU A 271 UNP P00782 GLN 378 ENGINEERED MUTATION SEQRES 1 A 266 ALA GLN SER VAL PRO TYR GLY VAL SER GLN ILE LYS ALA SEQRES 2 A 266 PRO ALA LEU HIS SER GLN GLY TYR THR GLY SER ASN VAL SEQRES 3 A 266 LYS VAL ALA VAL ILE ASP SER GLY ILE ASP SER SER HIS SEQRES 4 A 266 PRO ASP LEU ASN VAL ALA GLY GLY ALA SER PHE VAL PRO SEQRES 5 A 266 SER GLU THR ASN PRO PHE GLN ASP ASN ASN SER HIS GLY SEQRES 6 A 266 THR HIS VAL ALA GLY THR VAL LEU ALA VAL ALA PRO SER SEQRES 7 A 266 ALA SER LEU TYR ALA VAL LYS VAL LEU GLY ALA ASP GLY SEQRES 8 A 266 SER GLY GLN TYR SER TRP ILE ILE ASN GLY ILE GLU TRP SEQRES 9 A 266 ALA ILE ALA ASN ASN MET ASP VAL ILE ASN MET SER LEU SEQRES 10 A 266 GLY GLY PRO SER GLY SER ALA ALA LEU LYS ALA ALA VAL SEQRES 11 A 266 ASP LYS ALA VAL ALA SER GLY VAL VAL VAL VAL ALA ALA SEQRES 12 A 266 ALA GLY ASN GLU GLY THR SER GLY SER SER SER THR VAL SEQRES 13 A 266 GLY TYR PRO GLY LYS TYR PRO SER VAL ILE ALA VAL GLY SEQRES 14 A 266 ALA VAL ASP SER SER ASN GLN ARG ALA SER PHE SER SER SEQRES 15 A 266 VAL GLY PRO GLU LEU ASP VAL MET ALA PRO GLY VAL SER SEQRES 16 A 266 ILE VAL SER THR LEU PRO GLY ASN LYS TYR GLY ALA LYS SEQRES 17 A 266 SER GLY THR ALA MET ALA SER PRO HIS VAL ALA GLY ALA SEQRES 18 A 266 ALA ALA LEU ILE LEU SER LYS HIS PRO ASN TRP THR ASN SEQRES 19 A 266 THR GLN VAL ARG SER SER LEU GLU ASN THR THR THR LYS SEQRES 20 A 266 LEU GLY ASP SER PHE TYR TYR GLY LYS GLY LEU ILE ASN SEQRES 21 A 266 VAL GLU ALA ALA ALA GLN SEQRES 1 C 4 ALA LEU ALA LEU FORMUL 3 HOH *139(H2 O) HELIX 1 1 TYR A 6 GLN A 10 1 5 HELIX 2 2 PRO A 14 GLN A 19 1 6 HELIX 3 3 HIS A 64 VAL A 84 1 12 HELIX 4 4 TYR A 104 ALA A 116 1 13 HELIX 5 5 ALA A 133 SER A 145 1 13 HELIX 6 6 THR A 220 LYS A 237 1 18 HELIX 7 7 ASN A 243 ASN A 252 1 10 HELIX 8 8 SER A 260 TYR A 263 1 4 HELIX 9 9 VAL A 270 ALA A 273 1 4 SHEET 1 A 7 VAL A 198 PRO A 201 0 SHEET 2 A 7 ILE A 175 VAL A 180 1 N GLY A 178 O VAL A 198 SHEET 3 A 7 VAL A 148 ALA A 152 1 N ALA A 151 O ILE A 175 SHEET 4 A 7 VAL A 121 MET A 124 1 N ILE A 122 O VAL A 148 SHEET 5 A 7 LYS A 27 ASP A 32 1 N ALA A 29 O VAL A 121 SHEET 6 A 7 SER A 89 LYS A 94 1 N SER A 89 O VAL A 28 SHEET 7 A 7 VAL A 44 SER A 49 1 N ALA A 45 O LEU A 90 SHEET 1 B 2 ILE A 205 LEU A 209 0 SHEET 2 B 2 LYS A 213 LYS A 217 -1 N LYS A 217 O ILE A 205 CISPEP 1 TYR A 167 PRO A 168 0 -0.61 CRYST1 53.530 60.330 83.370 90.00 90.00 90.00 P 21 21 21 4 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 0.018681 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016576 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011995 0.00000