3K6B - Header Asymmetric Unit

HEADER CELL ADHESION 08-OCT-09 3K6B

TITLE X-RAY CRYSTAL STRUCTURE OF THE E2 DOMAIN OF APL-1 FROM C. TITLE 2 ELEGANS, IN COMPLEX WITH SUCROSE OCTASULFATE (SOS)

COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-AMYLOID-LIKE PROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: E2 DOMAIN: UNP RESIDUES 240-478'; COMPND 5 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CAENORHABDITIS ELEGANS; SOURCE 3 ORGANISM_COMMON: NEMATODE; SOURCE 4 ORGANISM_TAXID: 6239; SOURCE 5 GENE: APL-1, C42D8.8; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET28A

KEYWDS X-RAY CRYSTAL STRUCTURE, AMYLOID PRECURSOR PROTEIN, HEPARIN KEYWDS 2 BINDING, ALTERNATIVE SPLICING, AMYLOID, DEVELOPMENTAL KEYWDS 3 PROTEIN, DIFFERENTIATION, GLYCOPROTEIN, MEMBRANE, KEYWDS 4 NEUROGENESIS, TRANSMEMBRANE

EXPDTA X-RAY DIFFRACTION

AUTHOR J.T.HOOPES,Y.HA

REVDAT 3 02-FEB-10 3K6B 1 JRNL REVDAT 2 29-DEC-09 3K6B 1 JRNL REVDAT 1 10-NOV-09 3K6B 0

JRNL AUTH J.T.HOOPES,X.LIU,X.XU,B.DEMELER,E.FOLTA-STOGNIEW, JRNL AUTH 2 C.LI,Y.HA JRNL TITL STRUCTURAL CHARACTERIZATION OF THE E2 DOMAIN OF JRNL TITL 2 APL-1, A CAENORHABDITIS ELEGANS HOMOLOG OF HUMAN JRNL TITL 3 AMYLOID PRECURSOR PROTEIN, AND ITS HEPARIN BINDING JRNL TITL 4 SITE JRNL REF J.BIOL.CHEM. V. 285 2165 2010 JRNL REFN ISSN 0021-9258 JRNL PMID 19906646 JRNL DOI 10.1074/JBC.M109.018432

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Y.WANG,Y.HA REMARK 1 TITL THE X-RAY STRUCTURE OF AN ANTIPARALLEL DIMER OF THE REMARK 1 TITL 2 HUMAN AMYLOID PRECURSOR PROTEIN E2 DOMAIN. REMARK 1 REF MOL.CELL V. 15 343 2004 REMARK 1 REFN ISSN 1097-2765 REMARK 1 PMID 15304215 REMARK 1 DOI 10.1016/J.MOLCEL.2004.06.037

REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.600 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 : 9028 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.262 REMARK 3 FREE R VALUE : 0.309 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 : 1713 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 28 REMARK 3 SOLVENT ATOMS : 34 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 84.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 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) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 1.46 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 3K6B COMPLIES WITH FORMAT V. 3.20, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-OCT-09. REMARK 100 THE RCSB ID CODE IS RCSB055600.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-MAY-07 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 : NSLS REMARK 200 BEAMLINE : X29A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0809 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9028 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : 9.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05300 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 20.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.90 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) : 0.34600 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 3K66 REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.96 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 3350, 15% ISOPROPANOL, 0.1 REMARK 280 M HEPES PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 44.97467 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 22.48733 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 22.48733 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 44.97467 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 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 GLU A 452 REMARK 465 LEU A 453 REMARK 465 THR A 454 REMARK 465 PRO A 455 REMARK 465 ILE A 456 REMARK 465 ILE A 457 REMARK 465 HIS A 458 REMARK 465 ASP A 459 REMARK 465 ASP A 460 REMARK 465 GLU A 461 REMARK 465 PHE A 462 REMARK 465 SER A 463 REMARK 465 LYS A 464 REMARK 465 ASN A 465 REMARK 465 ALA A 466 REMARK 465 LYS A 467 REMARK 465 LEU A 468 REMARK 465 ASP A 469 REMARK 465 VAL A 470 REMARK 465 LYS A 471 REMARK 465 ALA A 472

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 LYS A 240 CG CD CE NZ REMARK 470 LYS A 252 CD CE NZ REMARK 470 LYS A 253 CG CD CE NZ REMARK 470 LYS A 261 CD CE NZ REMARK 470 LYS A 264 CD CE NZ REMARK 470 LYS A 265 CD CE NZ REMARK 470 LYS A 268 CD CE NZ REMARK 470 GLU A 272 CD OE1 OE2 REMARK 470 ARG A 279 CD NE CZ NH1 NH2 REMARK 470 LYS A 289 CG CD CE NZ REMARK 470 LYS A 293 CD CE NZ REMARK 470 GLN A 297 CG CD OE1 NE2 REMARK 470 ARG A 301 CD NE CZ NH1 NH2 REMARK 470 LYS A 304 CD CE NZ REMARK 470 GLU A 312 CD OE1 OE2 REMARK 470 LYS A 314 CD CE NZ REMARK 470 ARG A 317 CD NE CZ NH1 NH2 REMARK 470 LYS A 318 CD CE NZ REMARK 470 GLU A 325 CG CD OE1 OE2 REMARK 470 GLU A 326 CD OE1 OE2 REMARK 470 LYS A 335 CD CE NZ REMARK 470 LYS A 372 CD CE NZ REMARK 470 ARG A 382 CG CD NE CZ NH1 NH2 REMARK 470 HIS A 383 ND1 CD2 CE1 NE2 REMARK 470 LYS A 386 CG CD CE NZ REMARK 470 ASP A 388 OD1 REMARK 470 LYS A 390 CG CD CE NZ REMARK 470 GLU A 391 CG CD OE1 OE2 REMARK 470 LYS A 425 CD CE NZ REMARK 470 ASP A 445 CG OD1 REMARK 470 SER A 447 OG REMARK 470 VAL A 448 CG1 CG2 REMARK 470 GLU A 449 CG CD OE1 OE2 REMARK 470 ASP A 450 CG OD1 REMARK 470 SER A 451 CA C O CB OG

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 354 C - N - CA ANGL. DEV. = 11.9 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 ALA A 242 10.84 -146.36 REMARK 500 TRP A 244 -7.82 55.37 REMARK 500 PRO A 288 -32.40 -38.42 REMARK 500 ASN A 352 -80.19 -76.56 REMARK 500 PRO A 354 77.65 -33.37 REMARK 500 LYS A 356 -82.96 -10.53 REMARK 500 SER A 389 -8.70 -58.83 REMARK 500 LYS A 390 -67.74 -96.06 REMARK 500 TYR A 395 -37.38 -130.28 REMARK 500 ARG A 418 -36.60 -39.18 REMARK 500 PHE A 420 75.87 -104.55 REMARK 500 PRO A 444 -123.97 -47.27 REMARK 500 ASP A 445 -58.20 -136.55 REMARK 500 ILE A 446 145.28 84.36 REMARK 500 REMARK 500 REMARK: NULL

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NT2 A 501

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1RW6 RELATED DB: PDB REMARK 900 THE E2 DOMAIN OF HUMAN AMYLOID PRECURSOR PROTEIN REMARK 900 RELATED ID: 3K66 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE E2 DOMAIN OF C. ELEGANS APL-1

DBREF 3K6B A 234 472 UNP Q10651 A4_CAEEL 240 478

SEQRES 1 A 239 SER GLN ASP PRO TYR PHE LYS ILE ALA ASN TRP THR ASN SEQRES 2 A 239 GLU HIS ASP ASP PHE LYS LYS ALA GLU MET ARG MET ASP SEQRES 3 A 239 GLU LYS HIS ARG LYS LYS VAL ASP LYS VAL MET LYS GLU SEQRES 4 A 239 TRP GLY ASP LEU GLU THR ARG TYR ASN GLU GLN LYS ALA SEQRES 5 A 239 LYS ASP PRO LYS GLY ALA GLU LYS PHE LYS SER GLN MET SEQRES 6 A 239 ASN ALA ARG PHE GLN LYS THR VAL SER SER LEU GLU GLU SEQRES 7 A 239 GLU HIS LYS ARG MET ARG LYS GLU ILE GLU ALA VAL HIS SEQRES 8 A 239 GLU GLU ARG VAL GLN ALA MET LEU ASN GLU LYS LYS ARG SEQRES 9 A 239 ASP ALA THR HIS ASP TYR ARG GLN ALA LEU ALA THR HIS SEQRES 10 A 239 VAL ASN LYS PRO ASN LYS HIS SER VAL LEU GLN SER LEU SEQRES 11 A 239 LYS ALA TYR ILE ARG ALA GLU GLU LYS ASP ARG MET HIS SEQRES 12 A 239 THR LEU ASN ARG TYR ARG HIS LEU LEU LYS ALA ASP SER SEQRES 13 A 239 LYS GLU ALA ALA ALA TYR LYS PRO THR VAL ILE HIS ARG SEQRES 14 A 239 LEU ARG TYR ILE ASP LEU ARG ILE ASN GLY THR LEU ALA SEQRES 15 A 239 MET LEU ARG ASP PHE PRO ASP LEU GLU LYS TYR VAL ARG SEQRES 16 A 239 PRO ILE ALA VAL THR TYR TRP LYS ASP TYR ARG ASP GLU SEQRES 17 A 239 VAL SER PRO ASP ILE SER VAL GLU ASP SER GLU LEU THR SEQRES 18 A 239 PRO ILE ILE HIS ASP ASP GLU PHE SER LYS ASN ALA LYS SEQRES 19 A 239 LEU ASP VAL LYS ALA

HET NT2 A 501 28

HETNAM NT2 2,3,4,6-TETRA-O-SULFOHEXOPYRANOSE

FORMUL 2 NT2 C6 H12 O18 S4 FORMUL 3 HOH *34(H2 O)

HELIX 1 1 ASP A 236 ILE A 241 5 6 HELIX 2 2 ASN A 246 ASP A 287 1 42 HELIX 3 3 ASP A 287 LYS A 353 1 67 HELIX 4 4 ASN A 355 ASP A 388 1 34 HELIX 5 5 ASP A 388 ALA A 394 1 7 HELIX 6 6 TYR A 395 MET A 416 1 22 HELIX 7 7 PHE A 420 LYS A 425 1 6 HELIX 8 8 VAL A 427 SER A 443 1 17

SITE 1 AC1 9 HOH A 16 THR A 245 ASN A 246 GLU A 247 SITE 2 AC1 9 HIS A 248 ASP A 249 LYS A 372 MET A 375 SITE 3 AC1 9 HIS A 376

CRYST1 97.314 97.314 67.462 90.00 90.00 120.00 P 32 2 1 6

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 0.010276 0.005933 0.000000 0.00000

SCALE2 0.000000 0.011866 0.000000 0.00000

SCALE3 0.000000 0.000000 0.014823 0.00000