HEADER HYDROLASE 24-APR-09 3H73 TITLE CRYSTAL STRUCTURE OF STREPTOCOCCUS PNEUMONIAE D39 NEURAMINIDASE A TITLE 2 PRECURSOR (NANA) IN COMPLEX WITH DANA COMPND MOL_ID: 1; COMPND 2 MOLECULE: SIALIDASE A; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 317-793; COMPND 5 SYNONYM: NEURAMINIDASE A; COMPND 6 EC: 3.2.1.18; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOCOCCUS PNEUMONIAE; SOURCE 3 ORGANISM_TAXID: 171101; SOURCE 4 STRAIN: R6; SOURCE 5 GENE: NANA, SPR1536; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)STAR; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PET28A KEYWDS SIX-BLADED BETA-PROPELLER, CELL WALL, GLYCOSIDASE, HYDROLASE, KEYWDS 2 PEPTIDOGLYCAN-ANCHOR, SECRETED EXPDTA X-RAY DIFFRACTION AUTHOR Y.-S.HSIAO,L.TONG REVDAT 3 21-FEB-24 3H73 1 HETSYN REVDAT 2 29-JUL-20 3H73 1 REMARK SITE REVDAT 1 12-MAY-09 3H73 0 JRNL AUTH Y.-S.HSIAO,D.PARKER,A.J.RATNER,A.PRINCE,L.TONG JRNL TITL CRYSTAL STRUCTURES OF RESPIRATORY PATHOGEN NEURAMINIDASES JRNL REF BIOCHEM.BIOPHYS.RES.COMMUN. V. 380 467 2009 JRNL REFN ISSN 0006-291X JRNL PMID 19284989 JRNL DOI 10.1016/J.BBRC.2009.01.108 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.2 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) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.34 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 734818.060 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.6 REMARK 3 NUMBER OF REFLECTIONS : 93563 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) : 0.178 REMARK 3 FREE R VALUE : 0.209 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.500 REMARK 3 FREE R VALUE TEST SET COUNT : 7032 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.002 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 85.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 13240 REMARK 3 BIN R VALUE (WORKING SET) : 0.2050 REMARK 3 BIN FREE R VALUE : 0.2470 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 7.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 1074 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.008 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 7518 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 40 REMARK 3 SOLVENT ATOMS : 1539 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 11.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 14.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.61000 REMARK 3 B22 (A**2) : 0.85000 REMARK 3 B33 (A**2) : 0.76000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 1.44000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.17 REMARK 3 ESD FROM SIGMAA (A) : 0.07 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.12 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.830 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.050 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.600 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.830 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.600 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 37.93 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : DAN.PAR REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : DAN.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 3H73 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-APR-09. REMARK 100 THE DEPOSITION ID IS D_1000052774. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-APR-08 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9798 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 93762 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.2 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : 0.03000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 36.5410 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 86.2 REMARK 200 DATA REDUNDANCY IN SHELL : 2.50 REMARK 200 R MERGE FOR SHELL (I) : 0.07300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 14.60 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: COMO REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.87 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM HEPES, 30% JEFFAMINE ED-2001, REMARK 280 PH 7.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 294K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 79.17000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 23.70000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 79.17000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 23.70000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 LEU A 317 REMARK 465 PRO A 318 REMARK 465 GLU A 319 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 OG1 THR B 591 O HOH B 1497 2.15 REMARK 500 O ASP A 417 O HOH A 1159 2.16 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 ILE A 348 73.76 59.34 REMARK 500 HIS A 369 -177.79 -175.80 REMARK 500 TRP A 373 -173.05 -172.13 REMARK 500 ASP A 417 112.10 70.10 REMARK 500 ARG A 476 -157.53 -113.04 REMARK 500 LYS A 564 -81.22 -92.77 REMARK 500 HIS A 597 -125.35 40.97 REMARK 500 ARG A 605 -177.72 -172.15 REMARK 500 THR A 646 -111.03 -113.76 REMARK 500 TYR A 695 66.17 75.07 REMARK 500 LYS A 720 -146.93 -105.63 REMARK 500 ASN A 723 71.89 59.27 REMARK 500 ALA A 751 -116.03 -131.96 REMARK 500 LYS A 772 17.24 58.12 REMARK 500 SER A 790 -83.65 -86.85 REMARK 500 ILE B 348 70.24 59.25 REMARK 500 TRP B 373 -173.72 -173.75 REMARK 500 ASP B 417 111.37 62.30 REMARK 500 VAL B 421 146.04 -170.34 REMARK 500 ARG B 476 -156.14 -106.74 REMARK 500 LYS B 564 -83.81 -93.07 REMARK 500 HIS B 597 -123.54 38.07 REMARK 500 ARG B 605 -175.19 -175.23 REMARK 500 ASN B 639 68.98 -153.49 REMARK 500 THR B 646 -114.00 -110.68 REMARK 500 ASP B 684 101.27 63.51 REMARK 500 TYR B 695 66.42 69.71 REMARK 500 LYS B 720 -156.80 -102.00 REMARK 500 ASN B 723 70.55 53.65 REMARK 500 HIS B 742 46.19 -144.20 REMARK 500 ALA B 751 -115.62 -132.84 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3H6J RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF A PUTATIVE NEURAMINIDASE FROM PSEUDOMONAS REMARK 900 AERUGINOSA REMARK 900 RELATED ID: 3H71 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF STREPTOCOCCUS PNEUMONIAE D39 NEURAMINIDASE A REMARK 900 PRECURSOR (NANA), FREE ENZYME REMARK 900 RELATED ID: 3H72 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF STREPTOCOCCUS PNEUMONIAE D39 NEURAMINIDASE A REMARK 900 PRECURSOR (NANA) IN COMPLEX WITH NANA DBREF 3H73 A 317 793 UNP P62576 NANA_STRR6 317 793 DBREF 3H73 B 317 793 UNP P62576 NANA_STRR6 317 793 SEQRES 1 A 477 LEU PRO GLU GLY ALA ALA LEU THR GLU LYS THR ASP ILE SEQRES 2 A 477 PHE GLU SER GLY ARG ASN GLY LYS PRO ASN LYS ASP GLY SEQRES 3 A 477 ILE LYS SER TYR ARG ILE PRO ALA LEU LEU LYS THR ASP SEQRES 4 A 477 LYS GLY THR LEU ILE ALA GLY ALA ASP GLU ARG ARG LEU SEQRES 5 A 477 HIS SER SER ASP TRP GLY ASP ILE GLY MET VAL ILE ARG SEQRES 6 A 477 ARG SER GLU ASP ASN GLY LYS THR TRP GLY ASP ARG VAL SEQRES 7 A 477 THR ILE THR ASN LEU ARG ASP ASN PRO LYS ALA SER ASP SEQRES 8 A 477 PRO SER ILE GLY SER PRO VAL ASN ILE ASP MET VAL LEU SEQRES 9 A 477 VAL GLN ASP PRO GLU THR LYS ARG ILE PHE SER ILE TYR SEQRES 10 A 477 ASP MET PHE PRO GLU GLY LYS GLY ILE PHE GLY MET SER SEQRES 11 A 477 SER GLN LYS GLU GLU ALA TYR LYS LYS ILE ASP GLY LYS SEQRES 12 A 477 THR TYR GLN ILE LEU TYR ARG GLU GLY GLU LYS GLY ALA SEQRES 13 A 477 TYR THR ILE ARG GLU ASN GLY THR VAL TYR THR PRO ASP SEQRES 14 A 477 GLY LYS ALA THR ASP TYR ARG VAL VAL VAL ASP PRO VAL SEQRES 15 A 477 LYS PRO ALA TYR SER ASP LYS GLY ASP LEU TYR LYS GLY SEQRES 16 A 477 ASN GLN LEU LEU GLY ASN ILE TYR PHE THR THR ASN LYS SEQRES 17 A 477 THR SER PRO PHE ARG ILE ALA LYS ASP SER TYR LEU TRP SEQRES 18 A 477 MET SER TYR SER ASP ASP ASP GLY LYS THR TRP SER ALA SEQRES 19 A 477 PRO GLN ASP ILE THR PRO MET VAL LYS ALA ASP TRP MET SEQRES 20 A 477 LYS PHE LEU GLY VAL GLY PRO GLY THR GLY ILE VAL LEU SEQRES 21 A 477 ARG ASN GLY PRO HIS LYS GLY ARG ILE LEU ILE PRO VAL SEQRES 22 A 477 TYR THR THR ASN ASN VAL SER HIS LEU ASN GLY SER GLN SEQRES 23 A 477 SER SER ARG ILE ILE TYR SER ASP ASP HIS GLY LYS THR SEQRES 24 A 477 TRP HIS ALA GLY GLU ALA VAL ASN ASP ASN ARG GLN VAL SEQRES 25 A 477 ASP GLY GLN LYS ILE HIS SER SER THR MET ASN ASN ARG SEQRES 26 A 477 ARG ALA GLN ASN THR GLU SER THR VAL VAL GLN LEU ASN SEQRES 27 A 477 ASN GLY ASP VAL LYS LEU PHE MET ARG GLY LEU THR GLY SEQRES 28 A 477 ASP LEU GLN VAL ALA THR SER LYS ASP GLY GLY VAL THR SEQRES 29 A 477 TRP GLU LYS ASP ILE LYS ARG TYR PRO GLN VAL LYS ASP SEQRES 30 A 477 VAL TYR VAL GLN MET SER ALA ILE HIS THR MET HIS GLU SEQRES 31 A 477 GLY LYS GLU TYR ILE ILE LEU SER ASN ALA GLY GLY PRO SEQRES 32 A 477 LYS ARG GLU ASN GLY MET VAL HIS LEU ALA ARG VAL GLU SEQRES 33 A 477 GLU ASN GLY GLU LEU THR TRP LEU LYS HIS ASN PRO ILE SEQRES 34 A 477 GLN LYS GLY GLU PHE ALA TYR ASN SER LEU GLN GLU LEU SEQRES 35 A 477 GLY ASN GLY GLU TYR GLY ILE LEU TYR GLU HIS THR GLU SEQRES 36 A 477 LYS GLY GLN ASN ALA TYR THR LEU SER PHE ARG LYS PHE SEQRES 37 A 477 ASN TRP ASP PHE LEU SER LYS ASP LEU SEQRES 1 B 477 LEU PRO GLU GLY ALA ALA LEU THR GLU LYS THR ASP ILE SEQRES 2 B 477 PHE GLU SER GLY ARG ASN GLY LYS PRO ASN LYS ASP GLY SEQRES 3 B 477 ILE LYS SER TYR ARG ILE PRO ALA LEU LEU LYS THR ASP SEQRES 4 B 477 LYS GLY THR LEU ILE ALA GLY ALA ASP GLU ARG ARG LEU SEQRES 5 B 477 HIS SER SER ASP TRP GLY ASP ILE GLY MET VAL ILE ARG SEQRES 6 B 477 ARG SER GLU ASP ASN GLY LYS THR TRP GLY ASP ARG VAL SEQRES 7 B 477 THR ILE THR ASN LEU ARG ASP ASN PRO LYS ALA SER ASP SEQRES 8 B 477 PRO SER ILE GLY SER PRO VAL ASN ILE ASP MET VAL LEU SEQRES 9 B 477 VAL GLN ASP PRO GLU THR LYS ARG ILE PHE SER ILE TYR SEQRES 10 B 477 ASP MET PHE PRO GLU GLY LYS GLY ILE PHE GLY MET SER SEQRES 11 B 477 SER GLN LYS GLU GLU ALA TYR LYS LYS ILE ASP GLY LYS SEQRES 12 B 477 THR TYR GLN ILE LEU TYR ARG GLU GLY GLU LYS GLY ALA SEQRES 13 B 477 TYR THR ILE ARG GLU ASN GLY THR VAL TYR THR PRO ASP SEQRES 14 B 477 GLY LYS ALA THR ASP TYR ARG VAL VAL VAL ASP PRO VAL SEQRES 15 B 477 LYS PRO ALA TYR SER ASP LYS GLY ASP LEU TYR LYS GLY SEQRES 16 B 477 ASN GLN LEU LEU GLY ASN ILE TYR PHE THR THR ASN LYS SEQRES 17 B 477 THR SER PRO PHE ARG ILE ALA LYS ASP SER TYR LEU TRP SEQRES 18 B 477 MET SER TYR SER ASP ASP ASP GLY LYS THR TRP SER ALA SEQRES 19 B 477 PRO GLN ASP ILE THR PRO MET VAL LYS ALA ASP TRP MET SEQRES 20 B 477 LYS PHE LEU GLY VAL GLY PRO GLY THR GLY ILE VAL LEU SEQRES 21 B 477 ARG ASN GLY PRO HIS LYS GLY ARG ILE LEU ILE PRO VAL SEQRES 22 B 477 TYR THR THR ASN ASN VAL SER HIS LEU ASN GLY SER GLN SEQRES 23 B 477 SER SER ARG ILE ILE TYR SER ASP ASP HIS GLY LYS THR SEQRES 24 B 477 TRP HIS ALA GLY GLU ALA VAL ASN ASP ASN ARG GLN VAL SEQRES 25 B 477 ASP GLY GLN LYS ILE HIS SER SER THR MET ASN ASN ARG SEQRES 26 B 477 ARG ALA GLN ASN THR GLU SER THR VAL VAL GLN LEU ASN SEQRES 27 B 477 ASN GLY ASP VAL LYS LEU PHE MET ARG GLY LEU THR GLY SEQRES 28 B 477 ASP LEU GLN VAL ALA THR SER LYS ASP GLY GLY VAL THR SEQRES 29 B 477 TRP GLU LYS ASP ILE LYS ARG TYR PRO GLN VAL LYS ASP SEQRES 30 B 477 VAL TYR VAL GLN MET SER ALA ILE HIS THR MET HIS GLU SEQRES 31 B 477 GLY LYS GLU TYR ILE ILE LEU SER ASN ALA GLY GLY PRO SEQRES 32 B 477 LYS ARG GLU ASN GLY MET VAL HIS LEU ALA ARG VAL GLU SEQRES 33 B 477 GLU ASN GLY GLU LEU THR TRP LEU LYS HIS ASN PRO ILE SEQRES 34 B 477 GLN LYS GLY GLU PHE ALA TYR ASN SER LEU GLN GLU LEU SEQRES 35 B 477 GLY ASN GLY GLU TYR GLY ILE LEU TYR GLU HIS THR GLU SEQRES 36 B 477 LYS GLY GLN ASN ALA TYR THR LEU SER PHE ARG LYS PHE SEQRES 37 B 477 ASN TRP ASP PHE LEU SER LYS ASP LEU HET DAN A 900 20 HET DAN B 901 20 HETNAM DAN 2-DEOXY-2,3-DEHYDRO-N-ACETYL-NEURAMINIC ACID HETSYN DAN NEU5AC2EN FORMUL 3 DAN 2(C11 H17 N O8) FORMUL 5 HOH *1539(H2 O) HELIX 1 1 ASP A 407 GLY A 411 5 5 HELIX 2 2 LYS A 440 MET A 445 5 6 HELIX 3 3 LYS A 499 SER A 503 5 5 HELIX 4 4 ILE A 554 LYS A 559 1 6 HELIX 5 5 SER A 596 SER A 601 1 6 HELIX 6 6 ASN A 640 GLN A 644 5 5 HELIX 7 7 TRP A 786 SER A 790 1 5 HELIX 8 8 ASP B 407 GLY B 411 5 5 HELIX 9 9 LYS B 440 MET B 445 5 6 HELIX 10 10 LYS B 499 SER B 503 5 5 HELIX 11 11 ILE B 554 LYS B 559 1 6 HELIX 12 12 SER B 596 SER B 601 1 6 HELIX 13 13 TRP B 786 LYS B 791 1 6 SHEET 1 A 4 THR A 327 PHE A 330 0 SHEET 2 A 4 THR A 778 ASN A 785 -1 O PHE A 781 N THR A 327 SHEET 3 A 4 GLU A 762 HIS A 769 -1 N TYR A 763 O PHE A 784 SHEET 4 A 4 ASN A 753 GLY A 759 -1 N GLN A 756 O GLY A 764 SHEET 1 B 4 SER A 345 LYS A 353 0 SHEET 2 B 4 LEU A 359 ARG A 366 -1 O ASP A 364 N ARG A 347 SHEET 3 B 4 ILE A 376 SER A 383 -1 O GLY A 377 N GLU A 365 SHEET 4 B 4 VAL A 394 THR A 397 -1 O ILE A 396 N MET A 378 SHEET 1 C 5 GLN A 552 ASP A 553 0 SHEET 2 C 5 TYR A 535 SER A 541 -1 N MET A 538 O GLN A 552 SHEET 3 C 5 ILE A 429 PHE A 436 -1 N TYR A 433 O TRP A 537 SHEET 4 C 5 VAL A 414 GLN A 422 -1 N VAL A 421 O PHE A 430 SHEET 5 C 5 GLY A 571 THR A 572 1 O GLY A 571 N LEU A 420 SHEET 1 D 7 TYR A 453 LYS A 455 0 SHEET 2 D 7 THR A 460 LEU A 464 -1 O TYR A 461 N LYS A 454 SHEET 3 D 7 TYR A 473 ILE A 475 -1 O TYR A 473 N LEU A 464 SHEET 4 D 7 THR A 480 TYR A 482 -1 O TYR A 482 N THR A 474 SHEET 5 D 7 ALA A 488 VAL A 493 -1 O TYR A 491 N VAL A 481 SHEET 6 D 7 ASP A 507 LYS A 510 -1 O TYR A 509 N ARG A 492 SHEET 7 D 7 GLN A 513 ASN A 517 -1 O LEU A 515 N LEU A 508 SHEET 1 E 3 LEU A 566 VAL A 568 0 SHEET 2 E 3 ILE A 585 THR A 591 -1 O TYR A 590 N GLY A 567 SHEET 3 E 3 ILE A 574 VAL A 575 -1 N ILE A 574 O LEU A 586 SHEET 1 F 4 LEU A 566 VAL A 568 0 SHEET 2 F 4 ILE A 585 THR A 591 -1 O TYR A 590 N GLY A 567 SHEET 3 F 4 SER A 603 SER A 609 -1 O ARG A 605 N VAL A 589 SHEET 4 F 4 HIS A 617 ALA A 618 -1 O HIS A 617 N TYR A 608 SHEET 1 G 2 ARG A 626 VAL A 628 0 SHEET 2 G 2 GLN A 631 ILE A 633 -1 O GLN A 631 N VAL A 628 SHEET 1 H 4 SER A 648 GLN A 652 0 SHEET 2 H 4 VAL A 658 MET A 662 -1 O LYS A 659 N VAL A 651 SHEET 3 H 4 ASP A 668 SER A 674 -1 O SER A 674 N VAL A 658 SHEET 4 H 4 LYS A 686 LYS A 692 -1 O LYS A 686 N VAL A 671 SHEET 1 I 4 SER A 699 HIS A 705 0 SHEET 2 I 4 LYS A 708 ALA A 716 -1 O TYR A 710 N THR A 703 SHEET 3 I 4 GLU A 722 VAL A 731 -1 O HIS A 727 N LEU A 713 SHEET 4 I 4 LEU A 737 GLU A 749 -1 O THR A 738 N ARG A 730 SHEET 1 J 4 THR B 327 PHE B 330 0 SHEET 2 J 4 THR B 778 ASN B 785 -1 O PHE B 781 N THR B 327 SHEET 3 J 4 GLU B 762 HIS B 769 -1 N TYR B 763 O PHE B 784 SHEET 4 J 4 ASN B 753 GLY B 759 -1 N GLN B 756 O GLY B 764 SHEET 1 K 4 SER B 345 LYS B 353 0 SHEET 2 K 4 LEU B 359 ARG B 366 -1 O ASP B 364 N ARG B 347 SHEET 3 K 4 ILE B 376 SER B 383 -1 O GLY B 377 N GLU B 365 SHEET 4 K 4 VAL B 394 THR B 397 -1 O ILE B 396 N MET B 378 SHEET 1 L 5 GLN B 552 ASP B 553 0 SHEET 2 L 5 TYR B 535 SER B 541 -1 N MET B 538 O GLN B 552 SHEET 3 L 5 ILE B 429 PHE B 436 -1 N TYR B 433 O TRP B 537 SHEET 4 L 5 VAL B 414 GLN B 422 -1 N VAL B 421 O PHE B 430 SHEET 5 L 5 GLY B 571 THR B 572 1 O GLY B 571 N LEU B 420 SHEET 1 M 7 TYR B 453 ILE B 456 0 SHEET 2 M 7 LYS B 459 ARG B 466 -1 O LYS B 459 N ILE B 456 SHEET 3 M 7 TYR B 473 ILE B 475 -1 O TYR B 473 N LEU B 464 SHEET 4 M 7 THR B 480 TYR B 482 -1 O TYR B 482 N THR B 474 SHEET 5 M 7 ALA B 488 VAL B 493 -1 O TYR B 491 N VAL B 481 SHEET 6 M 7 ASP B 507 LYS B 510 -1 O TYR B 509 N ARG B 492 SHEET 7 M 7 GLN B 513 ASN B 517 -1 O GLY B 516 N LEU B 508 SHEET 1 N 3 TYR B 453 ILE B 456 0 SHEET 2 N 3 LYS B 459 ARG B 466 -1 O LYS B 459 N ILE B 456 SHEET 3 N 3 PHE B 528 ARG B 529 -1 O ARG B 529 N TYR B 465 SHEET 1 O 3 LEU B 566 VAL B 568 0 SHEET 2 O 3 ILE B 585 THR B 591 -1 O TYR B 590 N GLY B 567 SHEET 3 O 3 ILE B 574 VAL B 575 -1 N ILE B 574 O LEU B 586 SHEET 1 P 4 LEU B 566 VAL B 568 0 SHEET 2 P 4 ILE B 585 THR B 591 -1 O TYR B 590 N GLY B 567 SHEET 3 P 4 SER B 603 SER B 609 -1 O ARG B 605 N VAL B 589 SHEET 4 P 4 HIS B 617 ALA B 618 -1 O HIS B 617 N TYR B 608 SHEET 1 Q 2 GLN B 627 VAL B 628 0 SHEET 2 Q 2 GLN B 631 LYS B 632 -1 O GLN B 631 N VAL B 628 SHEET 1 R 4 SER B 648 GLN B 652 0 SHEET 2 R 4 VAL B 658 MET B 662 -1 O LYS B 659 N VAL B 651 SHEET 3 R 4 ASP B 668 SER B 674 -1 O SER B 674 N VAL B 658 SHEET 4 R 4 LYS B 686 LYS B 692 -1 O LYS B 686 N VAL B 671 SHEET 1 S 4 SER B 699 HIS B 705 0 SHEET 2 S 4 LYS B 708 ALA B 716 -1 O TYR B 710 N THR B 703 SHEET 3 S 4 GLU B 722 VAL B 731 -1 O VAL B 731 N GLU B 709 SHEET 4 S 4 LEU B 737 GLU B 749 -1 O THR B 738 N ARG B 730 CISPEP 1 GLY A 718 PRO A 719 0 0.41 CISPEP 2 ALA A 776 TYR A 777 0 -1.54 CISPEP 3 GLY B 718 PRO B 719 0 0.32 CISPEP 4 ALA B 776 TYR B 777 0 -1.50 CRYST1 158.340 47.400 137.320 90.00 116.45 90.00 C 1 2 1 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 0.006316 0.000000 0.003142 0.00000 SCALE2 0.000000 0.021097 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008134 0.00000