HEADER HYDROLASE 05-JUN-23 8T1Y TITLE CRYSTAL STRUCTURE OF PORPHYROMONAS GINGIVALIS SIALIDASE (PG_0352) TITLE 2 BOUND TO NEU5AC2EN (DANA) COMPND MOL_ID: 1; COMPND 2 MOLECULE: SIALIDASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PORPHYROMONAS GINGIVALIS; SOURCE 3 ORGANISM_TAXID: 837; SOURCE 4 GENE: PG_0352; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: STAR (DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PQE80L KEYWDS SIALIDASE, NEURAMINIDASE, CARBOHYDRATE BINDING, VIRULENCE FACTOR, KEYWDS 2 HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR N.D.CLARK,M.G.MALKOWSKI REVDAT 2 11-OCT-23 8T1Y 1 JRNL REVDAT 1 04-OCT-23 8T1Y 0 JRNL AUTH N.D.CLARK,C.PHAM,K.KURNIYATI,C.W.SZE,L.COLEMAN,Q.FU,S.ZHANG, JRNL AUTH 2 M.G.MALKOWSKI,C.LI JRNL TITL FUNCTIONAL AND STRUCTURAL ANALYSES REVEAL THAT A DUAL DOMAIN JRNL TITL 2 SIALIDASE PROTECTS BACTERIA FROM COMPLEMENT KILLING THROUGH JRNL TITL 3 DESIALYLATION OF COMPLEMENT FACTORS. JRNL REF PLOS PATHOG. V. 19 11674 2023 JRNL REFN ESSN 1553-7374 JRNL PMID 37747935 JRNL DOI 10.1371/JOURNAL.PPAT.1011674 REMARK 2 REMARK 2 RESOLUTION. 2.14 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1-4487 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.14 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.00 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 3 NUMBER OF REFLECTIONS : 37357 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.188 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : 0.227 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.780 REMARK 3 FREE R VALUE TEST SET COUNT : 1784 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 44.0000 - 5.0200 0.99 2857 129 0.1671 0.2009 REMARK 3 2 5.0200 - 3.9900 1.00 2794 152 0.1363 0.1705 REMARK 3 3 3.9800 - 3.4800 0.98 2689 173 0.1673 0.2135 REMARK 3 4 3.4800 - 3.1600 0.99 2819 89 0.1831 0.2200 REMARK 3 5 3.1600 - 2.9400 0.99 2778 117 0.1927 0.2310 REMARK 3 6 2.9400 - 2.7600 1.00 2804 106 0.1999 0.2553 REMARK 3 7 2.7600 - 2.6300 0.97 2695 140 0.1992 0.2537 REMARK 3 8 2.6300 - 2.5100 0.98 2664 152 0.2170 0.2805 REMARK 3 9 2.5100 - 2.4100 0.99 2717 148 0.2302 0.2725 REMARK 3 10 2.4100 - 2.3300 0.98 2690 156 0.2441 0.2968 REMARK 3 11 2.3300 - 2.2600 0.99 2738 128 0.2463 0.3117 REMARK 3 12 2.2600 - 2.1900 0.99 2779 124 0.2715 0.2853 REMARK 3 13 2.1900 - 2.1400 0.94 2549 170 0.3004 0.3490 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.294 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.368 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.56 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 41.75 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 3995 REMARK 3 ANGLE : 0.908 5399 REMARK 3 CHIRALITY : 0.058 579 REMARK 3 PLANARITY : 0.008 714 REMARK 3 DIHEDRAL : 11.159 593 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 31 THROUGH 189 ) REMARK 3 ORIGIN FOR THE GROUP (A): 3.7758 -15.8941 8.7701 REMARK 3 T TENSOR REMARK 3 T11: 0.3807 T22: 0.2903 REMARK 3 T33: 0.4087 T12: 0.0132 REMARK 3 T13: -0.0267 T23: -0.0366 REMARK 3 L TENSOR REMARK 3 L11: 1.5358 L22: 1.9066 REMARK 3 L33: 3.2881 L12: -0.3375 REMARK 3 L13: -0.3598 L23: 0.9073 REMARK 3 S TENSOR REMARK 3 S11: 0.1017 S12: 0.2496 S13: -0.2111 REMARK 3 S21: -0.3005 S22: -0.1108 S23: -0.0477 REMARK 3 S31: 0.0584 S32: 0.0852 S33: 0.0009 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 190 THROUGH 523 ) REMARK 3 ORIGIN FOR THE GROUP (A): 3.0692 5.4640 37.4059 REMARK 3 T TENSOR REMARK 3 T11: 0.2232 T22: 0.2478 REMARK 3 T33: 0.3488 T12: -0.0018 REMARK 3 T13: -0.0214 T23: 0.0349 REMARK 3 L TENSOR REMARK 3 L11: 1.3959 L22: 1.4399 REMARK 3 L33: 1.1933 L12: -0.0216 REMARK 3 L13: -0.0865 L23: 0.4442 REMARK 3 S TENSOR REMARK 3 S11: -0.0059 S12: -0.0561 S13: -0.0215 REMARK 3 S21: -0.0301 S22: 0.0115 S23: -0.0374 REMARK 3 S31: -0.0273 S32: 0.0246 S33: 0.0014 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 8T1Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-JUN-23. REMARK 100 THE DEPOSITION ID IS D_1000275056. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-NOV-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0332 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DIALS 3.8, XIA2 3.8.6 REMARK 200 DATA SCALING SOFTWARE : XIA2 3.8.6 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37392 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.140 REMARK 200 RESOLUTION RANGE LOW (A) : 44.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 3.900 REMARK 200 R MERGE (I) : 0.14580 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.3300 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.14 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.22 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.90 REMARK 200 R MERGE FOR SHELL (I) : 0.90400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 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: PHASER 2.8.2 REMARK 200 STARTING MODEL: 8FEB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.7 M AMMONIUM CITRATE TRIBASIC, PH REMARK 280 7.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 296K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 27.95000 REMARK 290 SMTRY3 2 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: MONOMERIC 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 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 18 REMARK 465 ARG A 19 REMARK 465 GLY A 20 REMARK 465 SER A 21 REMARK 465 HIS A 22 REMARK 465 HIS A 23 REMARK 465 HIS A 24 REMARK 465 HIS A 25 REMARK 465 HIS A 26 REMARK 465 HIS A 27 REMARK 465 GLY A 28 REMARK 465 SER A 29 REMARK 465 MET A 30 REMARK 465 VAL A 524 REMARK 465 ARG A 525 REMARK 465 GLN A 526 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 GLN A 31 CG CD OE1 NE2 REMARK 470 GLU A 58 CG CD OE1 OE2 REMARK 470 LYS A 65 CG CD CE NZ REMARK 470 LYS A 75 CG CD CE NZ REMARK 470 SER A 112 OG REMARK 470 GLU A 114 CG CD OE1 OE2 REMARK 470 VAL A 140 CG1 CG2 REMARK 470 ARG A 191 NE CZ NH1 NH2 REMARK 470 LYS A 236 CE NZ REMARK 470 LYS A 313 CE NZ REMARK 470 LYS A 442 CD CE NZ 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 TYR A 179 114.09 -161.31 REMARK 500 ILE A 195 74.68 70.71 REMARK 500 ASN A 216 179.86 178.93 REMARK 500 HIS A 252 23.06 -140.09 REMARK 500 ASP A 256 71.43 54.39 REMARK 500 TYR A 354 56.58 -106.52 REMARK 500 ASP A 381 -152.32 -173.35 REMARK 500 GLU A 404 -121.78 54.38 REMARK 500 ASP A 462 83.28 56.20 REMARK 500 ALA A 487 -108.12 -134.71 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 940 DISTANCE = 5.86 ANGSTROMS REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 8FEB RELATED DB: PDB REMARK 900 UNLIGANDED STRUCTURE DBREF 8T1Y A 31 526 UNP Q7MX62 Q7MX62_PORGI 31 526 SEQADV 8T1Y MET A 18 UNP Q7MX62 INITIATING METHIONINE SEQADV 8T1Y ARG A 19 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y GLY A 20 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y SER A 21 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y HIS A 22 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y HIS A 23 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y HIS A 24 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y HIS A 25 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y HIS A 26 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y HIS A 27 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y GLY A 28 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y SER A 29 UNP Q7MX62 EXPRESSION TAG SEQADV 8T1Y MET A 30 UNP Q7MX62 EXPRESSION TAG SEQRES 1 A 509 MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY SER MET SEQRES 2 A 509 GLN GLU VAL THR MET TRP GLY ASP SER HIS GLY VAL ALA SEQRES 3 A 509 PRO ASN GLN VAL ARG ARG THR LEU VAL LYS VAL ALA LEU SEQRES 4 A 509 SER GLU SER LEU PRO PRO GLY ALA LYS GLN ILE ARG ILE SEQRES 5 A 509 GLY PHE SER LEU PRO LYS GLU THR GLU GLU LYS VAL THR SEQRES 6 A 509 ALA LEU TYR LEU LEU VAL SER ASP SER LEU ALA VAL ARG SEQRES 7 A 509 ASP LEU PRO ASP TYR LYS GLY ARG VAL SER TYR ASP SER SEQRES 8 A 509 PHE PRO ILE SER LYS GLU ASP ARG THR THR ALA LEU SER SEQRES 9 A 509 ALA ASP SER VAL ALA GLY ARG ARG PHE PHE TYR LEU ALA SEQRES 10 A 509 ALA ASP ILE GLY PRO VAL ALA SER PHE SER ARG SER ASP SEQRES 11 A 509 THR LEU THR ALA ARG VAL GLU GLU VAL ALA VAL ASP GLY SEQRES 12 A 509 ARG PRO LEU PRO LEU LYS GLU LEU SER PRO ALA SER ARG SEQRES 13 A 509 ARG LEU TYR ARG GLY TYR GLU ALA LEU PHE VAL PRO GLY SEQRES 14 A 509 ASP GLY GLY SER ARG ASN TYR ARG ILE PRO ALA ILE LEU SEQRES 15 A 509 LYS THR ALA ASN GLY THR LEU ILE ALA MET ALA ASP ARG SEQRES 16 A 509 ARG LYS TYR ASN GLN THR ASP LEU PRO GLU ASP ILE ASP SEQRES 17 A 509 ILE VAL MET ARG ARG SER THR ASP GLY GLY LYS SER TRP SEQRES 18 A 509 SER ASP PRO ARG ILE ILE VAL GLN GLY GLU GLY ARG ASN SEQRES 19 A 509 HIS GLY PHE GLY ASP VAL ALA LEU VAL GLN THR GLN ALA SEQRES 20 A 509 GLY LYS LEU LEU MET ILE PHE VAL GLY GLY VAL GLY LEU SEQRES 21 A 509 TRP GLN SER THR PRO ASP ARG PRO GLN ARG THR TYR ILE SEQRES 22 A 509 SER GLU SER ARG ASP GLU GLY LEU THR TRP SER PRO PRO SEQRES 23 A 509 ARG ASP ILE THR HIS PHE ILE PHE GLY LYS ASP CYS ALA SEQRES 24 A 509 ASP PRO GLY ARG SER ARG TRP LEU ALA SER PHE CYS ALA SEQRES 25 A 509 SER GLY GLN GLY LEU VAL LEU PRO SER GLY ARG ILE THR SEQRES 26 A 509 PHE VAL ALA ALA ILE ARG GLU SER GLY GLN GLU TYR VAL SEQRES 27 A 509 LEU ASN ASN TYR VAL LEU TYR SER ASP ASP GLU GLY ASP SEQRES 28 A 509 THR TRP GLN LEU SER ASP CYS ALA TYR ARG ARG GLY ASP SEQRES 29 A 509 GLU ALA LYS LEU SER LEU MET PRO ASP GLY ARG VAL LEU SEQRES 30 A 509 MET SER ILE ARG ASN GLN GLY ARG GLN GLU SER ARG GLN SEQRES 31 A 509 ARG PHE PHE ALA LEU SER SER ASP ASP GLY LEU THR TRP SEQRES 32 A 509 GLU ARG ALA LYS GLN PHE GLU GLY ILE HIS ASP PRO GLY SEQRES 33 A 509 CYS ASN GLY ALA MET LEU GLN VAL LYS ARG ASN GLY ARG SEQRES 34 A 509 ASP GLN VAL LEU HIS SER LEU PRO LEU GLY PRO ASP GLY SEQRES 35 A 509 ARG ARG ASP GLY ALA VAL TYR LEU PHE ASP HIS VAL SER SEQRES 36 A 509 GLY ARG TRP SER ALA PRO VAL VAL VAL ASN SER GLY SER SEQRES 37 A 509 SER ALA TYR SER ASP MET THR LEU LEU ALA ASP GLY THR SEQRES 38 A 509 ILE GLY TYR PHE VAL GLU GLU GLY ASP GLU ILE SER LEU SEQRES 39 A 509 VAL PHE ILE ARG PHE VAL LEU ASP ASP LEU PHE ASP VAL SEQRES 40 A 509 ARG GLN HET DAN A 601 20 HET PGE A 602 10 HET PEG A 603 7 HET PGE A 604 10 HET PEG A 605 7 HET PEG A 606 7 HET PG4 A 607 13 HETNAM DAN 2-DEOXY-2,3-DEHYDRO-N-ACETYL-NEURAMINIC ACID HETNAM PGE TRIETHYLENE GLYCOL HETNAM PEG DI(HYDROXYETHYL)ETHER HETNAM PG4 TETRAETHYLENE GLYCOL HETSYN DAN NEU5AC2EN FORMUL 2 DAN C11 H17 N O8 FORMUL 3 PGE 2(C6 H14 O4) FORMUL 4 PEG 3(C4 H10 O3) FORMUL 8 PG4 C8 H18 O5 FORMUL 9 HOH *240(H2 O) HELIX 1 AA1 PRO A 74 GLU A 79 1 6 HELIX 2 AA2 ASP A 96 LYS A 101 5 6 HELIX 3 AA3 ALA A 122 ALA A 126 1 5 HELIX 4 AA4 GLY A 186 SER A 190 5 5 HELIX 5 AA5 GLY A 276 SER A 280 5 5 HELIX 6 AA6 THR A 307 ILE A 310 5 4 HELIX 7 AA7 LYS A 424 GLU A 427 5 4 HELIX 8 AA8 VAL A 517 ASP A 523 1 7 SHEET 1 AA1 6 TYR A 106 ILE A 111 0 SHEET 2 AA1 6 VAL A 81 SER A 89 -1 N LEU A 86 O PHE A 109 SHEET 3 AA1 6 PHE A 130 ILE A 137 -1 O TYR A 132 N LEU A 87 SHEET 4 AA1 6 ARG A 49 LEU A 56 -1 N LEU A 51 O LEU A 133 SHEET 5 AA1 6 VAL A 33 GLY A 37 -1 N TRP A 36 O LYS A 53 SHEET 6 AA1 6 LEU A 165 SER A 169 1 O LEU A 168 N MET A 35 SHEET 1 AA2 4 THR A 117 SER A 121 0 SHEET 2 AA2 4 GLN A 66 SER A 72 -1 N ILE A 67 O LEU A 120 SHEET 3 AA2 4 ARG A 152 VAL A 158 -1 O ARG A 152 N SER A 72 SHEET 4 AA2 4 ARG A 161 PRO A 162 -1 O ARG A 161 N VAL A 158 SHEET 1 AA3 2 THR A 148 LEU A 149 0 SHEET 2 AA3 2 ARG A 173 ARG A 174 -1 O ARG A 173 N LEU A 149 SHEET 1 AA4 7 GLY A 178 PHE A 183 0 SHEET 2 AA4 7 SER A 510 PHE A 516 -1 O PHE A 513 N GLU A 180 SHEET 3 AA4 7 ILE A 499 GLU A 505 -1 N ILE A 499 O PHE A 516 SHEET 4 AA4 7 VAL A 479 LEU A 493 -1 N THR A 492 O GLY A 500 SHEET 5 AA4 7 ARG A 461 ASP A 469 -1 N ASP A 462 O GLY A 484 SHEET 6 AA4 7 ARG A 446 PRO A 454 -1 N VAL A 449 O PHE A 468 SHEET 7 AA4 7 ALA A 437 ARG A 443 -1 N LEU A 439 O LEU A 450 SHEET 1 AA5 6 GLY A 178 PHE A 183 0 SHEET 2 AA5 6 SER A 510 PHE A 516 -1 O PHE A 513 N GLU A 180 SHEET 3 AA5 6 ILE A 499 GLU A 505 -1 N ILE A 499 O PHE A 516 SHEET 4 AA5 6 VAL A 479 LEU A 493 -1 N THR A 492 O GLY A 500 SHEET 5 AA5 6 ARG A 461 ASP A 469 -1 N ASP A 462 O GLY A 484 SHEET 6 AA5 6 ARG A 474 TRP A 475 -1 O ARG A 474 N ASP A 469 SHEET 1 AA6 4 ASN A 192 LYS A 200 0 SHEET 2 AA6 4 LEU A 206 ARG A 213 -1 O ASP A 211 N ARG A 194 SHEET 3 AA6 4 ILE A 224 SER A 231 -1 O ASP A 225 N ARG A 212 SHEET 4 AA6 4 ARG A 242 VAL A 245 -1 O ARG A 242 N MET A 228 SHEET 1 AA7 5 ARG A 304 ASP A 305 0 SHEET 2 AA7 5 ARG A 287 SER A 293 -1 N ILE A 290 O ARG A 304 SHEET 3 AA7 5 LEU A 267 GLY A 273 -1 N PHE A 271 O TYR A 289 SHEET 4 AA7 5 PHE A 254 GLN A 261 -1 N GLY A 255 O VAL A 272 SHEET 5 AA7 5 GLY A 331 GLN A 332 1 O GLY A 331 N VAL A 257 SHEET 1 AA8 3 ALA A 325 CYS A 328 0 SHEET 2 AA8 3 ILE A 341 ARG A 348 -1 O ALA A 346 N PHE A 327 SHEET 3 AA8 3 LEU A 334 VAL A 335 -1 N LEU A 334 O THR A 342 SHEET 1 AA9 4 ALA A 325 CYS A 328 0 SHEET 2 AA9 4 ILE A 341 ARG A 348 -1 O ALA A 346 N PHE A 327 SHEET 3 AA9 4 LEU A 356 SER A 363 -1 O LEU A 361 N PHE A 343 SHEET 4 AA9 4 GLN A 371 GLY A 380 -1 O ALA A 376 N ASN A 358 SHEET 1 AB1 4 ALA A 383 LEU A 387 0 SHEET 2 AB1 4 VAL A 393 ILE A 397 -1 O LEU A 394 N SER A 386 SHEET 3 AB1 4 PHE A 409 SER A 413 -1 O PHE A 409 N ILE A 397 SHEET 4 AB1 4 GLU A 421 ARG A 422 -1 O GLU A 421 N LEU A 412 CISPEP 1 LEU A 220 PRO A 221 0 15.84 CISPEP 2 GLY A 456 PRO A 457 0 1.27 CRYST1 80.517 55.900 84.478 90.00 115.49 90.00 P 1 21 1 2 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 0.012420 0.000000 0.005921 0.00000 SCALE2 0.000000 0.017889 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013114 0.00000