1IVD - Header Asymmetric Unit

HEADER HYDROLASE (O-GLYCOSYL) 12-DEC-94 1IVD

TITLE STRUCTURES OF AROMATIC INHIBITORS OF INFLUENZA VIRUS NEURAMINIDASE

COMPND MOL_ID: 1; COMPND 2 MOLECULE: INFLUENZA A SUBTYPE N2 NEURAMINIDASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.2.1.18; COMPND 5 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: INFLUENZA A VIRUS (STRAIN A/TOKYO/3/1967 H2N2); SOURCE 3 ORGANISM_TAXID: 380960; SOURCE 4 STRAIN: A/TOKYO/3/1967 H2N2

KEYWDS HYDROLASE (O-GLYCOSYL)

EXPDTA X-RAY DIFFRACTION

AUTHOR M.J.JEDRZEJAS,M.LUO

REVDAT 4 13-JUL-11 1IVD 1 VERSN REVDAT 3 25-AUG-09 1IVD 1 SOURCE REVDAT 2 24-FEB-09 1IVD 1 VERSN REVDAT 1 31-MAR-95 1IVD 0

JRNL AUTH M.J.JEDRZEJAS,S.SINGH,W.J.BROUILLETTE,W.G.LAVER,G.M.AIR, JRNL AUTH 2 M.LUO JRNL TITL STRUCTURES OF AROMATIC INHIBITORS OF INFLUENZA VIRUS JRNL TITL 2 NEURAMINIDASE. JRNL REF BIOCHEMISTRY V. 34 3144 1995 JRNL REFN ISSN 0006-2960 JRNL PMID 7880809 JRNL DOI 10.1021/BI00010A003

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.SINGH,M.J.JEDRZEJAS,S.SINGH,G.M.AIR,M.LUO,W.G.LAVER, REMARK 1 AUTH 2 W.J.BROUILLETTE REMARK 1 TITL STRUCTURE-BASED INHIBITORS OF INFLUENZA VIRAL NEURAMINIDASE. REMARK 1 TITL 2 A BENZOIC ACID LEAD WITH NOVEL INTERACTION REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 1 REFERENCE 2 REMARK 1 AUTH M.LUO,M.J.JEDRZEJAS,S.SINGH,C.L.WHITE,W.J.BROUILLETTE, REMARK 1 AUTH 2 G.M.AIR,W.G.LAVER REMARK 1 TITL BENZOIC ACID INHIBITORS OF INFLUENZA VIRUS NEURAMINIDASE REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 1 REFERENCE 3 REMARK 1 AUTH J.N.VARGHESE,P.M.COLMAN REMARK 1 TITL THREE-DIMENSIONAL STRUCTURE OF THE NEURAMINIDASE OF REMARK 1 TITL 2 INFLUENZA VIRUS A(SLASH)TOKYO(SLASH)3(SLASH)67 AT 2.2 REMARK 1 TITL 3 ANGSTROMS RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 221 473 1991 REMARK 1 REFN ISSN 0022-2836

REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 5.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.000 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 : 26840 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 SET) : 0.225 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 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 : 6044 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 390 REMARK 3 SOLVENT ATOMS : 125 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) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 2.04 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 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: REMARK 3 ONLY HALF OF THE ASYMMETRIC UNIT WAS REFINED; THE REMARK 3 REMAINING HALF WAS GENERATED USING A NONCRYSTALLOGRAPHIC REMARK 3 TWO-FOLD AXIS. THE TOPOLOGY AND PARAMETER VALUES GENERATED REMARK 3 FOR THE BANA105 RESIDUES WERE EITHER TAKEN DIRECTLY FROM REMARK 3 THE LITERATURE OR BY COMPARISON TO OTHER SIMILAR STRUCTURES REMARK 3 IN THE X-PLOR TOPOLOGY AND PARAMETER LIBRARY FILES. MORE REMARK 3 INFORMATION CONCERNING THE REFINEMENT PROTOCOLS AND BANA105 REMARK 3 FILES IS PRESENTED IN THE ORIGINATING PAPER.

REMARK 4 REMARK 4 1IVD COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 33264 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 63.99 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.42 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NATIVE CRYSTALS SOAKED IN 5MM BANA105 REMARK 280 SOLUTION, PH 6.8.

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 70.03500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 70.03500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 60.21000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 69.91500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 60.21000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 69.91500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 70.03500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 60.21000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 69.91500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 70.03500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 60.21000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 69.91500 REMARK 290 SMTRY3 8 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 300 REMARK: MTRIX REMARK 300 THE TRANSFORMATIONS PRESENTED ON MTRIX RECORDS BELOW REMARK 300 DESCRIBE NON-CRYSTALLOGRAPHIC RELATIONSHIPS AMONG THE REMARK 300 VARIOUS DOMAINS IN THIS ENTRY. APPLYING THE APPROPRIATE REMARK 300 MTRIX TRANSFORMATION TO THE RESIDUES LISTED FIRST WILL REMARK 300 YIELD APPROXIMATE COORDINATES FOR THE RESIDUES LISTED REMARK 300 SECOND. REMARK 300 REMARK 300 APPLIED TO TRANSFORMED TO REMARK 300 MTRIX RESIDUES RESIDUES RMSD REMARK 300 M1 82 .. 469 ..

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 APPLY THE FOLLOWING TO CHAINS: A, 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 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 450 REMARK 450 SOURCE REMARK 450 MOLECULE_NAME: BANA105 SYNTHETIC. SEE SINGH ET AL. REMARK 450 (SUBMITTED TO J. MED CHEM.) AND JEDRZEJAS ET AL. REMARK 450 (ACCEPTED BY BIOCHEMISTRY, 1994) FOR SYNTHESIS REMARK 450 INFORMATION.

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 CZ PHE B 100 H2 HOH A 515 1.08 REMARK 500 HH12 ARG A 331 HZ3 LYS A 389 1.20 REMARK 500 HH12 ARG B 331 HZ3 LYS B 389 1.20 REMARK 500 HE ARG A 283 HE ARG A 288 1.25 REMARK 500 HE ARG B 283 HE ARG B 288 1.25 REMARK 500 HE22 GLN A 226 H VAL A 240 1.35 REMARK 500 HE22 GLN B 226 H VAL B 240 1.35 REMARK 500 CZ ARG B 107 H2 HOH B 497 1.42 REMARK 500 O VAL B 412 H1 HOH B 517 1.42 REMARK 500 OG1 THR B 455 H1 NAG A 478 1.42 REMARK 500 CG2 THR B 455 H61 NAG A 478 1.43 REMARK 500 H ASP A 330 H ARG A 331 1.46 REMARK 500 H ASP B 330 H ARG B 331 1.46 REMARK 500 HG SER A 411 HH21 ARG A 420 1.47 REMARK 500 HG SER B 411 HH21 ARG B 420 1.47 REMARK 500 CE2 PHE B 100 H2 HOH A 515 1.53 REMARK 500 NH2 ARG B 107 H1 HOH B 497 1.53 REMARK 500 H GLN A 173 O GLY B 164 1.54 REMARK 500 HE22 GLN A 131 H GLY A 164 1.58 REMARK 500 HE22 GLN B 131 H GLY B 164 1.58 REMARK 500 H GLY A 320 H SER A 388 1.60 REMARK 500 H GLY B 320 H SER B 388 1.60 REMARK 500 CZ PHE B 100 O HOH A 515 1.83 REMARK 500 CG2 THR B 455 C6 NAG A 478 2.15 REMARK 500 CG1 VAL B 396 O2 MAN A 483 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 HD22 ASN B 463 H62 MAN A 482 3654 1.02 REMARK 500 H1 FUL A 477 O3 MAN A 481 3654 1.02 REMARK 500 H3 FUL A 477 HO3 MAN A 481 3654 1.04 REMARK 500 OG1 THR A 455 H1 NAG B 478 4555 1.42 REMARK 500 CG2 THR A 455 H61 NAG B 478 4555 1.43 REMARK 500 O GLY A 164 H GLN B 173 4555 1.54 REMARK 500 H1 FUL A 477 HO3 MAN A 481 3654 1.55 REMARK 500 H3 FUL A 477 O2 MAN A 481 3654 1.56 REMARK 500 H5 FUL A 477 O5 MAN A 481 3654 1.58 REMARK 500 CA GLY B 270 O HOH A 489 7544 2.10 REMARK 500 CG2 THR A 455 C6 NAG B 478 4555 2.15 REMARK 500 C GLY B 270 O HOH A 489 7544 2.18 REMARK 500 CG1 VAL A 396 O2 MAN B 483 4555 2.18 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 PRO A 282 C - N - CA ANGL. DEV. = 9.1 DEGREES REMARK 500 PRO B 282 C - N - CA ANGL. DEV. = 9.1 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 TRP A 87 3.23 50.84 REMARK 500 SER A 88 99.71 -59.55 REMARK 500 LYS A 89 134.65 172.91 REMARK 500 THR A 117 -165.97 -126.81 REMARK 500 ARG A 118 167.64 159.70 REMARK 500 TYR A 121 157.09 168.53 REMARK 500 PRO A 126 0.83 -57.72 REMARK 500 VAL A 127 -63.44 -125.35 REMARK 500 ALA A 133 162.46 164.46 REMARK 500 ASP A 141 30.40 -83.00 REMARK 500 SER A 145 -32.85 -24.66 REMARK 500 ASP A 147 37.55 85.63 REMARK 500 LEU A 169 -9.85 -55.30 REMARK 500 CYS A 175 162.48 177.40 REMARK 500 ALA A 177 164.29 179.07 REMARK 500 SER A 180 -171.18 -179.15 REMARK 500 SER A 181 145.60 -175.84 REMARK 500 ALA A 188 -175.82 -176.88 REMARK 500 GLN A 220 15.86 85.08 REMARK 500 ILE A 222 100.44 65.42 REMARK 500 GLU A 227 41.70 70.68 REMARK 500 ASN A 234 -26.64 65.92 REMARK 500 VAL A 239 116.76 -169.06 REMARK 500 ASP A 243 113.83 -172.42 REMARK 500 GLU A 259 54.09 86.62 REMARK 500 HIS A 264 133.13 -178.30 REMARK 500 HIS A 274 144.68 -172.90 REMARK 500 ARG A 283 55.70 -102.19 REMARK 500 TYR A 284 136.89 -6.88 REMARK 500 TYR A 310 -19.49 82.00 REMARK 500 SER A 315 -142.02 -91.56 REMARK 500 VAL A 322 135.63 82.58 REMARK 500 ASP A 329 -114.24 -178.76 REMARK 500 ASP A 330 -13.09 -154.80 REMARK 500 SER A 335 141.25 -174.95 REMARK 500 ARG A 338 -10.56 -142.35 REMARK 500 THR A 346 -128.35 -49.69 REMARK 500 GLN A 347 -158.32 -48.18 REMARK 500 ASN A 356 102.58 -179.86 REMARK 500 ASN A 387 71.67 27.89 REMARK 500 LYS A 389 16.63 -147.45 REMARK 500 VAL A 396 44.72 -97.81 REMARK 500 ILE A 397 -46.06 -19.83 REMARK 500 ASN A 402 -136.11 -97.23 REMARK 500 SER A 404 -132.85 -119.51 REMARK 500 VAL A 412 92.73 179.73 REMARK 500 SER A 416 -27.75 -173.68 REMARK 500 LYS A 431 -43.30 91.07 REMARK 500 GLN A 432 -89.80 -100.55 REMARK 500 THR A 434 27.28 -79.58 REMARK 500 REMARK 500 THIS ENTRY HAS 104 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE REMARK 500 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,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 ARG A 338 22.4 L L OUTSIDE RANGE REMARK 500 ARG B 338 22.4 L L OUTSIDE RANGE 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 528 DISTANCE = 5.97 ANGSTROMS REMARK 525 HOH A 565 DISTANCE = 6.79 ANGSTROMS REMARK 525 HOH A 572 DISTANCE = 6.25 ANGSTROMS REMARK 525 HOH A 591 DISTANCE = 10.47 ANGSTROMS REMARK 525 HOH A 596 DISTANCE = 7.81 ANGSTROMS REMARK 525 HOH A 599 DISTANCE = 16.81 ANGSTROMS REMARK 525 HOH A 600 DISTANCE = 7.59 ANGSTROMS REMARK 525 HOH A 606 DISTANCE = 7.38 ANGSTROMS REMARK 525 HOH A 610 DISTANCE = 6.75 ANGSTROMS

REMARK 600 REMARK 600 HETEROGEN REMARK 600 THE CALCIUM, CA 470, STABILIZES A LOOP NEAR THE REMARK 600 NEURAMINIDASE ACTIVE SITE. REMARK 600 REMARK 600 THE BANA105 INHIBITOR IS RESIDUE ST1 471. ST1 IS REMARK 600 4-(ACETYLAMINO)-3-HYDROXY-5-NITRO BENZOIC ACID.

REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 HOH A 556

REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 470 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 293 O REMARK 620 2 GLY A 297 O 77.6 REMARK 620 3 HOH A 592 O 153.9 89.5 REMARK 620 4 GLY A 345 O 93.1 68.0 103.0 REMARK 620 5 GLN A 347 O 89.6 152.9 92.0 137.3 REMARK 620 6 THR A 346 O 83.2 125.5 122.4 62.7 75.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 470 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 293 O REMARK 620 2 GLY B 297 O 77.6 REMARK 620 3 THR B 346 O 83.2 125.5 REMARK 620 4 GLN B 347 O 89.6 152.9 75.5 REMARK 620 5 GLY B 345 O 93.1 68.0 62.7 137.3 REMARK 620 N 1 2 3 4

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: SUBSTRATE (SIALIC ACID) BINDING RESIDUES IN REMARK 800 CATALYTIC SITE REMARK 800 REMARK 800 SITE_IDENTIFIER: CT2 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: NULL REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 472 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 473 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 474 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 475 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BMA A 476 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FUL A 477 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 478 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 479 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BMA A 480 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAN A 481 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAN A 482 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAN A 483 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 484 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG A 485 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG B 472 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG B 473 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG B 474 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG B 475 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BMA B 476 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FUC B 477 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG B 478 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG B 479 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BMA B 480 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAN B 481 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAN B 482 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAN B 483 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG B 484 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG B 485 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 470 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 470 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ST1 A 471 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ST1 B 471

DBREF 1IVD A 82 469 UNP P06820 NRAM_IATOK 82 469 DBREF 1IVD B 82 469 UNP P06820 NRAM_IATOK 82 469

SEQADV 1IVD ASP A 339 UNP P06820 ASN 339 CONFLICT SEQADV 1IVD ASP B 339 UNP P06820 ASN 339 CONFLICT

SEQRES 1 A 388 VAL GLU TYR ARG ASN TRP SER LYS PRO GLN CYS GLN ILE SEQRES 2 A 388 THR GLY PHE ALA PRO PHE SER LYS ASP ASN SER ILE ARG SEQRES 3 A 388 LEU SER ALA GLY GLY ASP ILE TRP VAL THR ARG GLU PRO SEQRES 4 A 388 TYR VAL SER CYS ASP PRO VAL LYS CYS TYR GLN PHE ALA SEQRES 5 A 388 LEU GLY GLN GLY THR THR LEU ASP ASN LYS HIS SER ASN SEQRES 6 A 388 ASP THR VAL HIS ASP ARG ILE PRO HIS ARG THR LEU LEU SEQRES 7 A 388 MET ASN GLU LEU GLY VAL PRO PHE HIS LEU GLY THR ARG SEQRES 8 A 388 GLN VAL CYS ILE ALA TRP SER SER SER SER CYS HIS ASP SEQRES 9 A 388 GLY LYS ALA TRP LEU HIS VAL CYS ILE THR GLY ASP ASP SEQRES 10 A 388 LYS ASN ALA THR ALA SER PHE ILE TYR ASP GLY ARG LEU SEQRES 11 A 388 VAL ASP SER ILE GLY SER TRP SER GLN ASN ILE LEU ARG SEQRES 12 A 388 THR GLN GLU SER GLU CYS VAL CYS ILE ASN GLY THR CYS SEQRES 13 A 388 THR VAL VAL MET THR ASP GLY SER ALA SER GLY ARG ALA SEQRES 14 A 388 ASP THR ARG ILE LEU PHE ILE GLU GLU GLY LYS ILE VAL SEQRES 15 A 388 HIS ILE SER PRO LEU ALA GLY SER ALA GLN HIS VAL GLU SEQRES 16 A 388 GLU CYS SER CYS TYR PRO ARG TYR PRO GLY VAL ARG CYS SEQRES 17 A 388 ILE CYS ARG ASP ASN TRP LYS GLY SER ASN ARG PRO VAL SEQRES 18 A 388 VAL ASP ILE ASN MET GLU ASP TYR SER ILE ASP SER SER SEQRES 19 A 388 TYR VAL CYS SER GLY LEU VAL GLY ASP THR PRO ARG ASN SEQRES 20 A 388 ASP ASP ARG SER SER ASN SER ASN CYS ARG ASP PRO ASN SEQRES 21 A 388 ASN GLU ARG GLY THR GLN GLY VAL LYS GLY TRP ALA PHE SEQRES 22 A 388 ASP ASN GLY ASN ASP LEU TRP MET GLY ARG THR ILE SER SEQRES 23 A 388 LYS ASP LEU ARG SER GLY TYR GLU THR PHE LYS VAL ILE SEQRES 24 A 388 GLY GLY TRP SER THR PRO ASN SER LYS SER GLN ILE ASN SEQRES 25 A 388 ARG GLN VAL ILE VAL ASP SER ASP ASN ARG SER GLY TYR SEQRES 26 A 388 SER GLY ILE PHE SER VAL GLU GLY LYS SER CYS ILE ASN SEQRES 27 A 388 ARG CYS PHE TYR VAL GLU LEU ILE ARG GLY ARG LYS GLN SEQRES 28 A 388 GLU THR ARG VAL TRP TRP THR SER ASN SER ILE VAL VAL SEQRES 29 A 388 PHE CYS GLY THR SER GLY THR TYR GLY THR GLY SER TRP SEQRES 30 A 388 PRO ASP GLY ALA ASN ILE ASN PHE MET PRO ILE SEQRES 1 B 388 VAL GLU TYR ARG ASN TRP SER LYS PRO GLN CYS GLN ILE SEQRES 2 B 388 THR GLY PHE ALA PRO PHE SER LYS ASP ASN SER ILE ARG SEQRES 3 B 388 LEU SER ALA GLY GLY ASP ILE TRP VAL THR ARG GLU PRO SEQRES 4 B 388 TYR VAL SER CYS ASP PRO VAL LYS CYS TYR GLN PHE ALA SEQRES 5 B 388 LEU GLY GLN GLY THR THR LEU ASP ASN LYS HIS SER ASN SEQRES 6 B 388 ASP THR VAL HIS ASP ARG ILE PRO HIS ARG THR LEU LEU SEQRES 7 B 388 MET ASN GLU LEU GLY VAL PRO PHE HIS LEU GLY THR ARG SEQRES 8 B 388 GLN VAL CYS ILE ALA TRP SER SER SER SER CYS HIS ASP SEQRES 9 B 388 GLY LYS ALA TRP LEU HIS VAL CYS ILE THR GLY ASP ASP SEQRES 10 B 388 LYS ASN ALA THR ALA SER PHE ILE TYR ASP GLY ARG LEU SEQRES 11 B 388 VAL ASP SER ILE GLY SER TRP SER GLN ASN ILE LEU ARG SEQRES 12 B 388 THR GLN GLU SER GLU CYS VAL CYS ILE ASN GLY THR CYS SEQRES 13 B 388 THR VAL VAL MET THR ASP GLY SER ALA SER GLY ARG ALA SEQRES 14 B 388 ASP THR ARG ILE LEU PHE ILE GLU GLU GLY LYS ILE VAL SEQRES 15 B 388 HIS ILE SER PRO LEU ALA GLY SER ALA GLN HIS VAL GLU SEQRES 16 B 388 GLU CYS SER CYS TYR PRO ARG TYR PRO GLY VAL ARG CYS SEQRES 17 B 388 ILE CYS ARG ASP ASN TRP LYS GLY SER ASN ARG PRO VAL SEQRES 18 B 388 VAL ASP ILE ASN MET GLU ASP TYR SER ILE ASP SER SER SEQRES 19 B 388 TYR VAL CYS SER GLY LEU VAL GLY ASP THR PRO ARG ASN SEQRES 20 B 388 ASP ASP ARG SER SER ASN SER ASN CYS ARG ASP PRO ASN SEQRES 21 B 388 ASN GLU ARG GLY THR GLN GLY VAL LYS GLY TRP ALA PHE SEQRES 22 B 388 ASP ASN GLY ASN ASP LEU TRP MET GLY ARG THR ILE SER SEQRES 23 B 388 LYS ASP LEU ARG SER GLY TYR GLU THR PHE LYS VAL ILE SEQRES 24 B 388 GLY GLY TRP SER THR PRO ASN SER LYS SER GLN ILE ASN SEQRES 25 B 388 ARG GLN VAL ILE VAL ASP SER ASP ASN ARG SER GLY TYR SEQRES 26 B 388 SER GLY ILE PHE SER VAL GLU GLY LYS SER CYS ILE ASN SEQRES 27 B 388 ARG CYS PHE TYR VAL GLU LEU ILE ARG GLY ARG LYS GLN SEQRES 28 B 388 GLU THR ARG VAL TRP TRP THR SER ASN SER ILE VAL VAL SEQRES 29 B 388 PHE CYS GLY THR SER GLY THR TYR GLY THR GLY SER TRP SEQRES 30 B 388 PRO ASP GLY ALA ASN ILE ASN PHE MET PRO ILE

MODRES 1IVD ASN A 86 ASN GLYCOSYLATION SITE MODRES 1IVD ASN A 146 ASN GLYCOSYLATION SITE MODRES 1IVD ASN A 200 ASN GLYCOSYLATION SITE MODRES 1IVD ASN A 234 ASN GLYCOSYLATION SITE MODRES 1IVD ASN B 86 ASN GLYCOSYLATION SITE MODRES 1IVD ASN B 146 ASN GLYCOSYLATION SITE MODRES 1IVD ASN B 200 ASN GLYCOSYLATION SITE MODRES 1IVD ASN B 234 ASN GLYCOSYLATION SITE

HET NAG A 472 27 HET NAG A 473 28 HET NAG A 474 26 HET NAG A 475 27 HET BMA A 476 22 HET FUL A 477 21 HET NAG A 478 26 HET NAG A 479 27 HET BMA A 480 21 HET MAN A 481 21 HET MAN A 482 22 HET MAN A 483 22 HET NAG A 484 27 HET NAG A 485 28 HET NAG B 472 27 HET NAG B 473 28 HET NAG B 474 26 HET NAG B 475 27 HET BMA B 476 22 HET FUC B 477 21 HET NAG B 478 26 HET NAG B 479 27 HET BMA B 480 21 HET MAN B 481 21 HET MAN B 482 22 HET MAN B 483 22 HET NAG B 484 27 HET NAG B 485 28 HET CA A 470 1 HET CA B 470 1 HET ST1 A 471 19 HET ST1 B 471 19

HETNAM NAG N-ACETYL-D-GLUCOSAMINE HETNAM BMA BETA-D-MANNOSE HETNAM FUL BETA-L-FUCOSE HETNAM MAN ALPHA-D-MANNOSE HETNAM FUC ALPHA-L-FUCOSE HETNAM CA CALCIUM ION HETNAM ST1 4-(ACETYLAMINO)-3-HYDROXY-5-NITROBENZOIC ACID

HETSYN FUL 6-DEOXY-BETA-L-GALACTOSE

FORMUL 3 NAG 16(C8 H15 N O6) FORMUL 4 BMA 4(C6 H12 O6) FORMUL 4 FUL C6 H12 O5 FORMUL 5 MAN 6(C6 H12 O6) FORMUL 8 FUC C6 H12 O5 FORMUL 11 CA 2(CA 2+) FORMUL 13 ST1 2(C9 H8 N2 O6) FORMUL 15 HOH *125(H2 O)

HELIX 1 1 SER A 105 ALA A 110 1 6 HELIX 2 2 SER B 105 ALA B 110 1 6

SHEET 1 A 3 TYR A 121 CYS A 124 0 SHEET 2 A 3 CYS A 129 LEU A 134 -1 N PHE A 132 O TYR A 121 SHEET 3 A 3 LEU A 158 GLU A 162 -1 N ASN A 161 O GLN A 131 SHEET 1 B 4 SER A 180 HIS A 184 0 SHEET 2 B 4 TRP A 189 GLY A 196 -1 N VAL A 192 O SER A 181 SHEET 3 B 4 ALA A 201 TYR A 207 -1 N ILE A 206 O HIS A 191 SHEET 4 B 4 ARG A 210 GLY A 216 -1 N ILE A 215 O ALA A 203 SHEET 1 C 4 VAL A 231 ILE A 233 0 SHEET 2 C 4 THR A 236 GLY A 244 -1 N THR A 238 O VAL A 231 SHEET 3 C 4 ALA A 250 ILE A 257 -1 N ILE A 257 O CYS A 237 SHEET 4 C 4 ILE A 262 PRO A 267 -1 N SER A 266 O ILE A 254 SHEET 1 D 3 SER A 279 TYR A 281 0 SHEET 2 D 3 VAL A 287 ILE A 290 -1 N ILE A 290 O SER A 279 SHEET 3 D 3 VAL A 302 ILE A 305 -1 N ILE A 305 O VAL A 287 SHEET 1 E 4 ALA A 353 ASN A 356 0 SHEET 2 E 4 ASP A 359 THR A 365 -1 N TRP A 361 O PHE A 354 SHEET 3 E 4 TYR A 374 ILE A 380 -1 N VAL A 379 O LEU A 360 SHEET 4 E 4 SER A 390 ILE A 392 -1 N ILE A 392 O LYS A 378 SHEET 1 F 4 SER A 407 GLU A 413 0 SHEET 2 F 4 ILE A 418 GLY A 429 -1 N TYR A 423 O GLY A 408 SHEET 3 F 4 THR A 439 THR A 449 -1 N PHE A 446 O PHE A 422 SHEET 4 F 4 GLY A 96 LYS A 102 -1 N SER A 101 O VAL A 445 SHEET 1 G 3 TYR B 121 CYS B 124 0 SHEET 2 G 3 CYS B 129 LEU B 134 -1 N PHE B 132 O TYR B 121 SHEET 3 G 3 LEU B 158 GLU B 162 -1 N ASN B 161 O GLN B 131 SHEET 1 H 4 SER B 180 HIS B 184 0 SHEET 2 H 4 TRP B 189 GLY B 196 -1 N VAL B 192 O SER B 181 SHEET 3 H 4 ALA B 201 TYR B 207 -1 N ILE B 206 O HIS B 191 SHEET 4 H 4 ARG B 210 GLY B 216 -1 N ILE B 215 O ALA B 203 SHEET 1 I 4 VAL B 231 ILE B 233 0 SHEET 2 I 4 THR B 236 GLY B 244 -1 N THR B 238 O VAL B 231 SHEET 3 I 4 ALA B 250 ILE B 257 -1 N ILE B 257 O CYS B 237 SHEET 4 I 4 ILE B 262 PRO B 267 -1 N SER B 266 O ILE B 254 SHEET 1 J 3 SER B 279 TYR B 281 0 SHEET 2 J 3 VAL B 287 ILE B 290 -1 N ILE B 290 O SER B 279 SHEET 3 J 3 VAL B 302 ILE B 305 -1 N ILE B 305 O VAL B 287 SHEET 1 K 4 ALA B 353 ASN B 356 0 SHEET 2 K 4 ASP B 359 THR B 365 -1 N TRP B 361 O PHE B 354 SHEET 3 K 4 TYR B 374 ILE B 380 -1 N VAL B 379 O LEU B 360 SHEET 4 K 4 SER B 390 ILE B 392 -1 N ILE B 392 O LYS B 378 SHEET 1 L 4 SER B 407 GLU B 413 0 SHEET 2 L 4 ILE B 418 GLY B 429 -1 N TYR B 423 O GLY B 408 SHEET 3 L 4 THR B 439 THR B 449 -1 N PHE B 446 O PHE B 422 SHEET 4 L 4 GLY B 96 LYS B 102 -1 N SER B 101 O VAL B 445

SSBOND 1 CYS A 92 CYS A 417 1555 1555 2.02 SSBOND 2 CYS A 124 CYS A 129 1555 1555 2.03 SSBOND 3 CYS A 175 CYS A 193 1555 1555 2.03 SSBOND 4 CYS A 183 CYS A 230 1555 1555 2.04 SSBOND 5 CYS A 183 CYS A 232 1555 1555 3.00 SSBOND 6 CYS A 232 CYS A 237 1555 1555 2.04 SSBOND 7 CYS A 278 CYS A 291 1555 1555 2.04 SSBOND 8 CYS A 280 CYS A 289 1555 1555 2.03 SSBOND 9 CYS A 318 CYS A 337 1555 1555 2.01 SSBOND 10 CYS A 421 CYS A 447 1555 1555 2.03 SSBOND 11 CYS B 92 CYS B 417 1555 1555 2.02 SSBOND 12 CYS B 124 CYS B 129 1555 1555 2.03 SSBOND 13 CYS B 175 CYS B 193 1555 1555 2.03 SSBOND 14 CYS B 183 CYS B 230 1555 1555 2.04 SSBOND 15 CYS B 183 CYS B 232 1555 1555 3.00 SSBOND 16 CYS B 232 CYS B 237 1555 1555 2.04 SSBOND 17 CYS B 278 CYS B 291 1555 1555 2.04 SSBOND 18 CYS B 280 CYS B 289 1555 1555 2.03 SSBOND 19 CYS B 318 CYS B 337 1555 1555 2.01 SSBOND 20 CYS B 421 CYS B 447 1555 1555 2.03

LINK ND2 ASN A 86 C1 NAG A 472 1555 1555 1.43 LINK ND2 ASN A 146 C1 NAG A 474 1555 1555 1.44 LINK ND2 ASN A 200 C1 NAG A 478 1555 1555 1.51 LINK ND2 ASN A 234 C1 NAG A 484 1555 1555 1.46 LINK ND2 ASN B 86 C1 NAG B 472 1555 1555 1.43 LINK ND2 ASN B 146 C1 NAG B 474 1555 1555 1.44 LINK ND2 ASN B 200 C1 NAG B 478 1555 1555 1.51 LINK ND2 ASN B 234 C1 NAG B 484 1555 1555 1.46 LINK O4 NAG A 472 C1 NAG A 473 1555 1555 1.43 LINK O4 NAG A 474 C1 NAG A 475 1555 1555 1.47 LINK O6 NAG A 474 C1 FUL A 477 1555 1555 1.43 LINK O4 NAG A 475 C1 BMA A 476 1555 1555 1.42 LINK O4 NAG A 478 C1 NAG A 479 1555 1555 1.37 LINK O6 NAG A 478 C1 MAN A 483 1555 1555 1.52 LINK O4 NAG A 479 C1 BMA A 480 1555 1555 1.45 LINK O3 BMA A 480 C1 MAN A 481 1555 1555 1.50 LINK O2 MAN A 481 C1 MAN A 482 1555 1555 1.51 LINK O4 NAG A 484 C1 NAG A 485 1555 1555 1.44 LINK O4 NAG B 472 C1 NAG B 473 1555 1555 1.43 LINK O4 NAG B 474 C1 NAG B 475 1555 1555 1.47 LINK O6 NAG B 474 C1 FUC B 477 1555 1555 1.43 LINK O4 NAG B 475 C1 BMA B 476 1555 1555 1.42 LINK O4 NAG B 478 C1 NAG B 479 1555 1555 1.37 LINK O6 NAG B 478 C1 MAN B 483 1555 1555 1.52 LINK O4 NAG B 479 C1 BMA B 480 1555 1555 1.45 LINK O3 BMA B 480 C1 MAN B 481 1555 1555 1.50 LINK O2 MAN B 481 C1 MAN B 482 1555 1555 1.51 LINK O4 NAG B 484 C1 NAG B 485 1555 1555 1.44 LINK CA CA A 470 O ASP A 293 1555 1555 2.34 LINK CA CA A 470 O GLY A 297 1555 1555 2.22 LINK CA CA A 470 O HOH A 592 1555 1555 1.72 LINK CA CA A 470 O GLY A 345 1555 1555 2.42 LINK CA CA A 470 O GLN A 347 1555 1555 1.78 LINK CA CA A 470 O THR A 346 1555 1555 1.91 LINK C1 FUL A 477 O3 MAN A 481 1555 3654 1.85 LINK C1 FUL A 477 O3 MAN A 481 3654 1555 1.85 LINK CA CA B 470 O ASP B 293 1555 1555 2.34 LINK CA CA B 470 O GLY B 297 1555 1555 2.22 LINK CA CA B 470 O THR B 346 1555 1555 1.91 LINK CA CA B 470 O GLN B 347 1555 1555 1.78 LINK CA CA B 470 O GLY B 345 1555 1555 2.42

CISPEP 1 TYR A 284 PRO A 285 0 -0.55 CISPEP 2 THR A 325 PRO A 326 0 -0.26 CISPEP 3 TYR B 284 PRO B 285 0 -0.55 CISPEP 4 THR B 325 PRO B 326 0 -0.26

SITE 1 CAT 11 ARG A 118 GLU A 119 ASP A 151 ARG A 152 SITE 2 CAT 11 TRP A 178 ILE A 222 ARG A 224 GLU A 276 SITE 3 CAT 11 ARG A 292 ARG A 371 TYR A 406 SITE 1 CT2 11 ARG B 118 GLU B 119 ASP B 151 ARG B 152 SITE 2 CT2 11 TRP B 178 ILE B 222 ARG B 224 GLU B 276 SITE 3 CT2 11 ARG B 292 ARG B 371 TYR B 406 SITE 1 AC1 7 TYR A 84 ASN A 86 SER A 88 TYR A 284 SITE 2 AC1 7 NAG A 473 NAG A 484 NAG A 485 SITE 1 AC2 1 NAG A 472 SITE 1 AC3 6 ASN A 146 TRP A 437 ILE A 469 NAG A 475 SITE 2 AC3 6 FUL A 477 MAN A 481 SITE 1 AC4 3 TRP A 437 NAG A 474 BMA A 476 SITE 1 AC5 2 NAG A 475 FUL A 477 SITE 1 AC6 4 NAG A 474 BMA A 476 MAN A 481 MAN A 482 SITE 1 AC7 6 ASP A 197 ASN A 200 NAG A 479 MAN A 483 SITE 2 AC7 6 HOH A 512 THR B 455 SITE 1 AC8 3 NAG A 478 BMA A 480 MAN A 483 SITE 1 AC9 4 NAG A 479 MAN A 481 MAN A 482 MAN A 483 SITE 1 BC1 4 NAG A 474 FUL A 477 BMA A 480 MAN A 482 SITE 1 BC2 4 FUL A 477 BMA A 480 MAN A 481 ASN B 463 SITE 1 BC3 8 NAG A 478 NAG A 479 BMA A 480 VAL B 396 SITE 2 BC3 8 ASP B 399 THR B 455 GLY B 456 SER B 457 SITE 1 BC4 5 ASN A 234 TYR A 284 PRO A 285 NAG A 472 SITE 2 BC4 5 NAG A 485 SITE 1 BC5 2 NAG A 472 NAG A 484 SITE 1 BC6 7 TYR B 84 ASN B 86 SER B 88 TYR B 284 SITE 2 BC6 7 NAG B 473 NAG B 484 NAG B 485 SITE 1 BC7 1 NAG B 472 SITE 1 BC8 5 ASN B 146 TRP B 437 ILE B 469 NAG B 475 SITE 2 BC8 5 FUC B 477 SITE 1 BC9 3 TRP B 437 NAG B 474 BMA B 476 SITE 1 CC1 2 NAG B 475 FUC B 477 SITE 1 CC2 2 NAG B 474 BMA B 476 SITE 1 CC3 5 THR A 455 ASP B 197 ASN B 200 NAG B 479 SITE 2 CC3 5 MAN B 483 SITE 1 CC4 3 NAG B 478 BMA B 480 MAN B 483 SITE 1 CC5 4 NAG B 479 MAN B 481 MAN B 482 MAN B 483 SITE 1 CC6 2 BMA B 480 MAN B 482 SITE 1 CC7 2 BMA B 480 MAN B 481 SITE 1 CC8 8 VAL A 396 ASP A 399 THR A 455 GLY A 456 SITE 2 CC8 8 SER A 457 NAG B 478 NAG B 479 BMA B 480 SITE 1 CC9 5 ASN B 234 TYR B 284 PRO B 285 NAG B 472 SITE 2 CC9 5 NAG B 485 SITE 1 DC1 2 NAG B 472 NAG B 484 SITE 1 DC2 6 ASP A 293 GLY A 297 GLY A 345 THR A 346 SITE 2 DC2 6 GLN A 347 HOH A 592 SITE 1 DC3 5 ASP B 293 GLY B 297 GLY B 345 THR B 346 SITE 2 DC3 5 GLN B 347 SITE 1 DC4 13 ARG A 118 GLU A 119 ASP A 151 ARG A 152 SITE 2 DC4 13 TRP A 178 GLU A 227 GLU A 276 ARG A 292 SITE 3 DC4 13 ARG A 371 TYR A 406 HOH A 564 HOH A 578 SITE 4 DC4 13 HOH A 580 SITE 1 DC5 10 ARG B 118 GLU B 119 ASP B 151 ARG B 152 SITE 2 DC5 10 TRP B 178 GLU B 227 GLU B 276 ARG B 292 SITE 3 DC5 10 ARG B 371 TYR B 406

CRYST1 120.420 139.830 140.070 90.00 90.00 90.00 C 2 2 21 16

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 0.008304 0.000000 0.000000 0.00000

SCALE2 0.000000 0.007152 0.000000 0.00000

SCALE3 0.000000 0.000000 0.007139 0.00000

MTRIX1 1 1.000000 0.000000 0.000000 0.00000 1

MTRIX2 1 0.000000 0.000000 1.000000 0.00000 1

MTRIX3 1 0.000000 -1.000000 0.000000 0.00000 1