HEADER HYDROLASE 26-JUL-06 2HTR TITLE N8 NEURAMINIDASE IN COMPLEX WITH DANA COMPND MOL_ID: 1; COMPND 2 MOLECULE: NEURAMINIDASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.2.1.18 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: INFLUENZA A VIRUS; SOURCE 3 ORGANISM_TAXID: 11320 KEYWDS N8, NEURAMINIDASE, DANA, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR R.J.RUSSELL,L.F.HAIRE,D.J.STEVENS,P.J.COLLINS,Y.P.LIN,G.M.BLACKBURN, AUTHOR 2 A.J.HAY,S.J.GAMBLIN,J.J.SKEHEL REVDAT 6 29-JUL-20 2HTR 1 REMARK SITE REVDAT 5 13-JUL-11 2HTR 1 VERSN REVDAT 4 29-SEP-09 2HTR 1 JRNL REVDAT 3 24-FEB-09 2HTR 1 VERSN REVDAT 2 17-OCT-06 2HTR 1 JRNL REVDAT 1 05-SEP-06 2HTR 0 JRNL AUTH R.J.RUSSELL,L.F.HAIRE,D.J.STEVENS,P.J.COLLINS,Y.P.LIN, JRNL AUTH 2 G.M.BLACKBURN,A.J.HAY,S.J.GAMBLIN,J.J.SKEHEL JRNL TITL THE STRUCTURE OF H5N1 AVIAN INFLUENZA NEURAMINIDASE SUGGESTS JRNL TITL 2 NEW OPPORTUNITIES FOR DRUG DESIGN. JRNL REF NATURE V. 443 45 2006 JRNL REFN ISSN 0028-0836 JRNL PMID 16915235 JRNL DOI 10.1038/NATURE05114 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 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 : 14343 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) : 0.217 REMARK 3 FREE R VALUE : 0.267 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 718 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 : 2998 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 0 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 2HTR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-AUG-06. REMARK 100 THE DEPOSITION ID IS D_1000038751. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-MAR-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14343 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 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 (%) : 92.5 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07000 REMARK 200 FOR THE DATA SET : 13.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.60 REMARK 200 COMPLETENESS FOR SHELL (%) : 60.0 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 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 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.33 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: IMIDAZOLE, MPD, PH 8.0, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 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 -Y,X,Z REMARK 290 4555 Y,-X,Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 8555 Y+1/2,-X+1/2,Z+1/2 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 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 0.00000 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 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 45.18500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 45.18500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 55.73000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 45.18500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 45.18500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 55.73000 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 45.18500 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 45.18500 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 55.73000 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 45.18500 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 45.18500 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 55.73000 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PQS 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 0.00000 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 350 BIOMT1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 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 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 ASP A 469 REMARK 465 LYS A 470 REMARK 465 MET A 471 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 GLY A 96 O GLY A 448 2.02 REMARK 500 O GLY A 294 O GLY A 346 2.16 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 CYS A 337 CA - CB - SG ANGL. DEV. = 8.9 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 ARG A 118 158.02 176.89 REMARK 500 ASN A 146 -100.73 -52.09 REMARK 500 THR A 148 46.91 -74.78 REMARK 500 ASP A 151 -27.56 84.19 REMARK 500 SER A 153 162.69 178.20 REMARK 500 SER A 179 126.38 -170.15 REMARK 500 LYS A 200 41.72 -158.68 REMARK 500 ILE A 222 74.01 49.62 REMARK 500 ASN A 247 -104.65 -104.01 REMARK 500 ARG A 248 -177.04 -45.40 REMARK 500 PHE A 270 63.94 -153.43 REMARK 500 GLU A 277 59.59 39.71 REMARK 500 CYS A 291 -157.13 -106.36 REMARK 500 THR A 296 -3.78 -144.90 REMARK 500 ALA A 319 138.21 -30.16 REMARK 500 ASN A 344 53.93 -99.86 REMARK 500 TYR A 347 -146.29 -106.97 REMARK 500 THR A 386 32.52 -71.70 REMARK 500 SER A 404 -132.31 -125.58 REMARK 500 PHE A 410 167.12 170.85 REMARK 500 LYS A 415 170.94 -59.84 REMARK 500 VAL A 449 137.24 62.90 REMARK 500 ASP A 450 35.56 -99.00 REMARK 500 TRP A 456 -179.45 -171.00 REMARK 500 TRP A 458 54.35 -93.44 REMARK 500 ASP A 467 5.05 -56.65 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2HT5 RELATED DB: PDB REMARK 900 RELATED ID: 2HT7 RELATED DB: PDB REMARK 900 RELATED ID: 2HT8 RELATED DB: PDB REMARK 900 RELATED ID: 2HTU RELATED DB: PDB REMARK 900 RELATED ID: 2HTQ RELATED DB: PDB REMARK 900 RELATED ID: 2HTV RELATED DB: PDB REMARK 900 RELATED ID: 2HTW RELATED DB: PDB REMARK 900 RELATED ID: 2HTY RELATED DB: PDB REMARK 900 RELATED ID: 2HU0 RELATED DB: PDB REMARK 900 RELATED ID: 2HU4 RELATED DB: PDB DBREF 2HTR A 83 471 UNP Q07599 NRAM_IADU3 81 470 SEQRES 1 A 390 THR TYR MET ASN ASN THR GLU ALA ILE CYS ASP ALA LYS SEQRES 2 A 390 GLY PHE ALA PRO PHE SER LYS ASP ASN GLY ILE ARG ILE SEQRES 3 A 390 GLY SER ARG GLY HIS ILE PHE VAL ILE ARG GLU PRO PHE SEQRES 4 A 390 VAL SER CYS SER PRO ILE GLU CYS ARG THR PHE PHE LEU SEQRES 5 A 390 THR GLN GLY SER LEU LEU ASN ASP LYS HIS SER ASN GLY SEQRES 6 A 390 THR VAL LYS ASP ARG SER PRO PHE ARG THR LEU MET SER SEQRES 7 A 390 VAL GLU VAL GLY GLN SER PRO ASN VAL TYR GLN ALA ARG SEQRES 8 A 390 PHE GLU ALA VAL ALA TRP SER ALA THR ALA CYS HIS ASP SEQRES 9 A 390 GLY LYS LYS TRP MET THR VAL GLY VAL THR GLY PRO ASP SEQRES 10 A 390 SER LYS ALA VAL ALA VAL ILE HIS TYR GLY GLY VAL PRO SEQRES 11 A 390 THR ASP VAL VAL ASN SER TRP ALA GLY ASP ILE LEU ARG SEQRES 12 A 390 THR GLN GLU SER SER CYS THR CYS ILE GLN GLY ASP CYS SEQRES 13 A 390 TYR TRP VAL MET THR ASP GLY PRO ALA ASN ARG GLN ALA SEQRES 14 A 390 GLN TYR ARG ILE TYR LYS ALA ASN GLN GLY ARG ILE ILE SEQRES 15 A 390 GLY GLN THR ASP ILE SER PHE ASN GLY GLY HIS ILE GLU SEQRES 16 A 390 GLU CYS SER CYS TYR PRO ASN ASP GLY LYS VAL GLU CYS SEQRES 17 A 390 VAL CYS ARG ASP GLY TRP THR GLY THR ASN ARG PRO VAL SEQRES 18 A 390 LEU VAL ILE SER PRO ASP LEU SER TYR ARG VAL GLY TYR SEQRES 19 A 390 LEU CYS ALA GLY ILE PRO SER ASP THR PRO ARG GLY GLU SEQRES 20 A 390 ASP THR GLN PHE THR GLY SER CYS THR SER PRO MET GLY SEQRES 21 A 390 ASN GLN GLY TYR GLY VAL LYS GLY PHE GLY PHE ARG GLN SEQRES 22 A 390 GLY THR ASP VAL TRP MET GLY ARG THR ILE SER ARG THR SEQRES 23 A 390 SER ARG SER GLY PHE GLU ILE LEU ARG ILE LYS ASN GLY SEQRES 24 A 390 TRP THR GLN THR SER LYS GLU GLN ILE ARG LYS GLN VAL SEQRES 25 A 390 VAL VAL ASP ASN LEU ASN TRP SER GLY TYR SER GLY SER SEQRES 26 A 390 PHE THR LEU PRO VAL GLU LEU SER GLY LYS ASP CYS LEU SEQRES 27 A 390 VAL PRO CYS PHE TRP VAL GLU MET ILE ARG GLY LYS PRO SEQRES 28 A 390 GLU GLU LYS THR ILE TRP THR SER SER SER SER ILE VAL SEQRES 29 A 390 MET CYS GLY VAL ASP TYR GLU VAL ALA ASP TRP SER TRP SEQRES 30 A 390 HIS ASP GLY ALA ILE LEU PRO PHE ASP ILE ASP LYS MET HET DAN A1850 20 HETNAM DAN 2-DEOXY-2,3-DEHYDRO-N-ACETYL-NEURAMINIC ACID FORMUL 2 DAN C11 H17 N O8 HELIX 1 1 ASN A 104 GLY A 109 1 6 HELIX 2 2 ASP A 142 ASN A 146 5 5 HELIX 3 3 ASN A 168 ALA A 171 5 5 HELIX 4 4 PRO A 197 LYS A 200 5 4 HELIX 5 5 GLU A 329 PHE A 332 5 5 HELIX 6 6 PRO A 12A GLY A 414 1 6 SHEET 1 A 4 ALA A 98 LYS A 102 0 SHEET 2 A 4 THR A 439 CYS A 447 -1 O VAL A 445 N PHE A 100 SHEET 3 A 4 VAL A 419 GLY A 429 -1 N MET A 426 O SER A 442 SHEET 4 A 4 SER A 407 LEU A 412 -1 N LEU A 412 O VAL A 419 SHEET 1 B 4 PHE A 115 CYS A 124 0 SHEET 2 B 4 CYS A 129 LEU A 139 -1 O PHE A 132 N PHE A 121 SHEET 3 B 4 THR A 157 GLU A 162 -1 O VAL A 161 N THR A 131 SHEET 4 B 4 ARG A 172 VAL A 176 -1 O ALA A 175 N LEU A 158 SHEET 1 C 4 ALA A 180 HIS A 184 0 SHEET 2 C 4 TRP A 189 THR A 195 -1 O MET A 190 N CYS A 183 SHEET 3 C 4 VAL A 202 TYR A 207 -1 O VAL A 202 N THR A 195 SHEET 4 C 4 VAL A 210 ASN A 216 -1 O THR A 212 N ILE A 205 SHEET 1 D 3 ARG A 224 THR A 225 0 SHEET 2 D 3 ASP A 236 ASP A 243 -1 O THR A 242 N ARG A 224 SHEET 3 D 3 THR A 231 ILE A 233 -1 N THR A 231 O TYR A 238 SHEET 1 E 4 ARG A 224 THR A 225 0 SHEET 2 E 4 ASP A 236 ASP A 243 -1 O THR A 242 N ARG A 224 SHEET 3 E 4 GLN A 251 ASN A 258 -1 O ALA A 257 N CYS A 237 SHEET 4 E 4 ARG A 261 ILE A 268 -1 O ILE A 268 N TYR A 252 SHEET 1 F 4 SER A 279 ASN A 283 0 SHEET 2 F 4 LYS A 286 VAL A 290 -1 O LYS A 286 N ASN A 283 SHEET 3 F 4 PRO A 301 ILE A 305 -1 O ILE A 305 N VAL A 287 SHEET 4 F 4 TYR A 312 TYR A 316 -1 O ARG A 313 N VAL A 304 SHEET 1 G 4 GLY A 353 GLN A 356 0 SHEET 2 G 4 ASP A 359 ARG A 364 -1 O ASP A 359 N GLN A 356 SHEET 3 G 4 SER A 372 ILE A 379 -1 O LEU A 377 N MET A 362 SHEET 4 G 4 GLN A 390 TRP A 403 -1 O VAL A 398 N PHE A 374 SSBOND 1 CYS A 92 CYS A 417 1555 1555 2.04 SSBOND 2 CYS A 124 CYS A 129 1555 1555 2.03 SSBOND 3 CYS A 183 CYS A 230 1555 1555 2.04 SSBOND 4 CYS A 232 CYS A 237 1555 1555 2.03 SSBOND 5 CYS A 278 CYS A 291 1555 1555 2.03 SSBOND 6 CYS A 280 CYS A 289 1555 1555 2.03 SSBOND 7 CYS A 318 CYS A 337 1555 1555 2.04 SSBOND 8 CYS A 421 CYS A 447 1555 1555 2.04 CISPEP 1 THR A 325 PRO A 326 0 0.30 CISPEP 2 LYS A 430 PRO A 431 0 0.19 CISPEP 3 LEU A 464 PRO A 465 0 -0.17 CRYST1 90.370 90.370 111.460 90.00 90.00 90.00 I 4 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 0.011066 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011066 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008972 0.00000