HEADER BIOSYNTHETIC PROTEIN,TRANSFERASE 08-JUL-19 6PPY TITLE CRYSTAL STRUCTURE OF NEUNAC OXIME COMPLEXED WITH NEUB, AN N- TITLE 2 ACETYLNEURAMINATE SYNTHASE FROM NEISSERIA MENINGITIDIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: N-ACETYLNEURAMINATE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SYNC PROTEIN; COMPND 5 EC: 2.5.1.56; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: NEISSERIA MENINGITIDIS SEROGROUP B; SOURCE 3 ORGANISM_TAXID: 491; SOURCE 4 GENE: SYNC; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS NEUB, SIALIC ACID SYNTHASE, INHIBITOR COMPLEX, N-ACETYL-NEURAMINATE KEYWDS 2 SYNTHASE, NEUNAC OXIME, TRANSFERASE, BIOSYNTHETIC PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.Z.ROSANALLY,M.J.JUNOP,P.J.BERTI REVDAT 4 11-OCT-23 6PPY 1 REMARK REVDAT 3 08-JAN-20 6PPY 1 REMARK REVDAT 2 23-OCT-19 6PPY 1 JRNL REVDAT 1 02-OCT-19 6PPY 0 JRNL AUTH V.POPOVIC,E.MORRISON,A.Z.ROSANALLY,N.BALACHANDRAN, JRNL AUTH 2 A.W.SENSON,R.SZABLA,M.S.JUNOP,P.J.BERTI JRNL TITL NEUNAC OXIME: A SLOW-BINDING AND EFFECTIVELY IRREVERSIBLE JRNL TITL 2 INHIBITOR OF THE SIALIC ACID SYNTHASE NEUB. JRNL REF BIOCHEMISTRY V. 58 4236 2019 JRNL REFN ISSN 0006-2960 JRNL PMID 31549502 JRNL DOI 10.1021/ACS.BIOCHEM.9B00654 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.14_3260 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.17 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 3 NUMBER OF REFLECTIONS : 23508 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.171 REMARK 3 R VALUE (WORKING SET) : 0.167 REMARK 3 FREE R VALUE : 0.249 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.140 REMARK 3 FREE R VALUE TEST SET COUNT : 1209 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 46.1800 - 4.1600 0.98 2639 126 0.1261 0.1643 REMARK 3 2 4.1600 - 3.3000 0.99 2540 131 0.1177 0.2132 REMARK 3 3 3.3000 - 2.8800 1.00 2510 144 0.1614 0.2759 REMARK 3 4 2.8800 - 2.6200 0.99 2483 131 0.1846 0.2523 REMARK 3 5 2.6200 - 2.4300 0.99 2458 144 0.1939 0.2897 REMARK 3 6 2.4300 - 2.2900 0.98 2430 149 0.2072 0.2934 REMARK 3 7 2.2900 - 2.1700 0.98 2421 132 0.2239 0.3116 REMARK 3 8 2.1700 - 2.0800 0.97 2396 146 0.2400 0.3154 REMARK 3 9 2.0800 - 2.0000 0.97 2422 106 0.2636 0.3281 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.259 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.581 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.08 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.50 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.007 2746 REMARK 3 ANGLE : 0.805 3708 REMARK 3 CHIRALITY : 0.051 414 REMARK 3 PLANARITY : 0.005 488 REMARK 3 DIHEDRAL : 10.909 2317 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): -21.1347 4.4139 -16.9163 REMARK 3 T TENSOR REMARK 3 T11: 0.1649 T22: 0.1896 REMARK 3 T33: 0.1670 T12: 0.0153 REMARK 3 T13: 0.0076 T23: -0.0122 REMARK 3 L TENSOR REMARK 3 L11: 0.2569 L22: 0.8308 REMARK 3 L33: 0.2174 L12: 0.3485 REMARK 3 L13: 0.1505 L23: 0.2459 REMARK 3 S TENSOR REMARK 3 S11: 0.0140 S12: 0.0245 S13: -0.0220 REMARK 3 S21: -0.0149 S22: -0.0046 S23: -0.0426 REMARK 3 S31: 0.0006 S32: 0.0093 S33: -0.0074 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6PPY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-JUL-19. REMARK 100 THE DEPOSITION ID IS D_1000242288. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-DEC-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.2 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : YALE MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23512 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 46.510 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 200 DATA REDUNDANCY : 3.950 REMARK 200 R MERGE (I) : 0.11600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.97 REMARK 200 R MERGE FOR SHELL (I) : 0.43800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 1XUZ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.89 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.75 M MALIC ACID, PH 6.2 10 MM MGCL2 REMARK 280 10 MM NEUNAC 10 MM HYDROXYLAMINE HYDROCHLORIDE, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 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+1/2,Y+1/2,-Z 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 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 29.05500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.02000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.05500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 38.02000 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: 7370 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25620 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -43.0 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 -58.11000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 1 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 GLU A 60 CG CD OE1 OE2 REMARK 470 LYS A 165 CE NZ REMARK 470 ARG A 338 NE CZ NH1 NH2 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 ASN A 184 67.84 -101.79 REMARK 500 ARG A 194 70.42 50.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 882 DISTANCE = 5.87 ANGSTROMS REMARK 525 HOH A 883 DISTANCE = 5.92 ANGSTROMS REMARK 525 HOH A 884 DISTANCE = 6.23 ANGSTROMS REMARK 525 HOH A 885 DISTANCE = 6.48 ANGSTROMS REMARK 525 HOH A 886 DISTANCE = 6.53 ANGSTROMS REMARK 525 HOH A 887 DISTANCE = 6.62 ANGSTROMS REMARK 525 HOH A 888 DISTANCE = 6.90 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue OVY A 401 DBREF 6PPY A 1 349 UNP H2VFG5 H2VFG5_NEIMI 1 349 SEQRES 1 A 349 MET GLN ASN ASN ASN GLU PHE LYS ILE GLY ASN ARG SER SEQRES 2 A 349 VAL GLY TYR ASN HIS GLU PRO LEU ILE ILE CYS GLU ILE SEQRES 3 A 349 GLY ILE ASN HIS GLU GLY SER LEU LYS THR ALA PHE GLU SEQRES 4 A 349 MET VAL ASP ALA ALA TYR ASN ALA GLY ALA GLU VAL VAL SEQRES 5 A 349 LYS HIS GLN THR HIS ILE VAL GLU ASP GLU MET SER ASP SEQRES 6 A 349 GLU ALA LYS GLN VAL ILE PRO GLY ASN ALA ASP VAL SER SEQRES 7 A 349 ILE TYR GLU ILE MET GLU ARG CYS ALA LEU ASN GLU GLU SEQRES 8 A 349 ASP GLU ILE LYS LEU LYS GLU TYR VAL GLU SER LYS GLY SEQRES 9 A 349 MET ILE PHE ILE SER THR PRO PHE SER ARG ALA ALA ALA SEQRES 10 A 349 LEU ARG LEU GLN ARG MET ASP ILE PRO ALA TYR LYS ILE SEQRES 11 A 349 GLY SER GLY GLU CYS ASN ASN TYR PRO LEU ILE LYS LEU SEQRES 12 A 349 VAL ALA SER PHE GLY LYS PRO ILE ILE LEU SER THR GLY SEQRES 13 A 349 MET ASN SER ILE GLU SER ILE LYS LYS SER VAL GLU ILE SEQRES 14 A 349 ILE ARG GLU ALA GLY VAL PRO TYR ALA LEU LEU HIS CYS SEQRES 15 A 349 THR ASN ILE TYR PRO THR PRO TYR GLU ASP VAL ARG LEU SEQRES 16 A 349 GLY GLY MET ASN ASP LEU SER GLU ALA PHE PRO ASP ALA SEQRES 17 A 349 ILE ILE GLY LEU SER ASP HIS THR LEU ASP ASN TYR ALA SEQRES 18 A 349 CYS LEU GLY ALA VAL ALA LEU GLY GLY SER ILE LEU GLU SEQRES 19 A 349 ARG HIS PHE THR ASP ARG MET ASP ARG PRO GLY PRO ASP SEQRES 20 A 349 ILE VAL CYS SER MET ASN PRO ASP THR PHE LYS GLU LEU SEQRES 21 A 349 LYS GLN GLY ALA HIS ALA LEU LYS LEU ALA ARG GLY GLY SEQRES 22 A 349 LYS LYS ASP THR ILE ILE ALA GLY GLU LYS PRO THR LYS SEQRES 23 A 349 ASP PHE ALA PHE ALA SER VAL VAL ALA ASP LYS ASP ILE SEQRES 24 A 349 LYS LYS GLY GLU LEU LEU SER GLY ASP ASN LEU TRP VAL SEQRES 25 A 349 LYS ARG PRO GLY ASN GLY ASP PHE SER VAL ASN GLU TYR SEQRES 26 A 349 GLU THR LEU PHE GLY LYS VAL ALA ALA CYS ASN ILE ARG SEQRES 27 A 349 LYS GLY ALA GLN ILE LYS LYS THR ASP ILE GLU HET OVY A 401 41 HETNAM OVY (2E,4S,5R,6R,7S,8R)-5-(ACETYLAMINO)-4,6,7,8,9- HETNAM 2 OVY PENTAHYDROXY-2-(HYDROXYIMINO)NONANOIC ACID (NON- HETNAM 3 OVY PREFERRED NAME) FORMUL 2 OVY C11 H20 N2 O9 FORMUL 3 HOH *388(H2 O) HELIX 1 AA1 SER A 33 ALA A 47 1 15 HELIX 2 AA2 ILE A 58 MET A 63 1 6 HELIX 3 AA3 SER A 64 VAL A 70 5 7 HELIX 4 AA4 SER A 78 ALA A 87 1 10 HELIX 5 AA5 ASN A 89 LYS A 103 1 15 HELIX 6 AA6 SER A 113 ASP A 124 1 12 HELIX 7 AA7 GLY A 131 CYS A 135 5 5 HELIX 8 AA8 ASN A 137 SER A 146 1 10 HELIX 9 AA9 SER A 159 GLY A 174 1 16 HELIX 10 AB1 PRO A 189 VAL A 193 5 5 HELIX 11 AB2 ARG A 194 LEU A 195 5 2 HELIX 12 AB3 GLY A 196 PHE A 205 1 10 HELIX 13 AB4 ASN A 219 LEU A 228 1 10 HELIX 14 AB5 ASP A 247 VAL A 249 5 3 HELIX 15 AB6 ASN A 253 ARG A 271 1 19 HELIX 16 AB7 ILE A 279 GLY A 281 5 3 HELIX 17 AB8 GLU A 282 PHE A 290 1 9 HELIX 18 AB9 SER A 321 PHE A 329 5 9 HELIX 19 AC1 LYS A 344 ILE A 348 5 5 SHEET 1 AA1 2 GLU A 6 ILE A 9 0 SHEET 2 AA1 2 ARG A 12 GLY A 15 -1 O ARG A 12 N ILE A 9 SHEET 1 AA210 SER A 251 MET A 252 0 SHEET 2 AA210 ILE A 232 PHE A 237 1 N HIS A 236 O MET A 252 SHEET 3 AA210 ILE A 209 SER A 213 1 N LEU A 212 O ILE A 232 SHEET 4 AA210 TYR A 177 HIS A 181 1 N HIS A 181 O SER A 213 SHEET 5 AA210 ILE A 151 SER A 154 1 N LEU A 153 O ALA A 178 SHEET 6 AA210 TYR A 128 ILE A 130 1 N ILE A 130 O SER A 154 SHEET 7 AA210 ILE A 106 PRO A 111 1 N SER A 109 O LYS A 129 SHEET 8 AA210 VAL A 51 THR A 56 1 N THR A 56 O THR A 110 SHEET 9 AA210 LEU A 21 GLY A 27 1 N CYS A 24 O LYS A 53 SHEET 10 AA210 ILE A 232 PHE A 237 1 O LEU A 233 N ILE A 23 SHEET 1 AA3 2 SER A 292 ALA A 295 0 SHEET 2 AA3 2 LEU A 310 LYS A 313 -1 O LYS A 313 N SER A 292 CISPEP 1 TYR A 186 PRO A 187 0 -0.91 CISPEP 2 ARG A 314 PRO A 315 0 -2.26 SITE 1 AC1 18 GLU A 25 LYS A 53 GLN A 55 ASN A 74 SITE 2 AC1 18 MET A 83 THR A 110 PHE A 112 LYS A 129 SITE 3 AC1 18 GLY A 131 SER A 132 ASN A 184 TYR A 186 SITE 4 AC1 18 ASP A 247 THR A 285 ARG A 314 HOH A 519 SITE 5 AC1 18 HOH A 675 HOH A 690 CRYST1 58.110 76.040 77.570 90.00 90.00 90.00 P 21 21 2 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 0.017209 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013151 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012892 0.00000