HEADER LYASE 17-DEC-16 5MPQ TITLE BULGECIN A: THE KEY TO A BROAD-SPECTRUM INHIBITOR THAT TARGETS LYTIC TITLE 2 TRANSGLYCOSYLASES COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRANSGLYCOSYLASE; COMPND 3 CHAIN: A; COMPND 4 EC: 4.2.2.-; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: LTGA, NEISSERIA MENINGITIDIS SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: NEISSERIA MENINGITIDIS; SOURCE 3 ORGANISM_TAXID: 487; SOURCE 4 GENE: SLT, ERS514729_01258; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS BULGECIN A, LTGA, LYTIC TRANSGLYCOSYLASE, PEPTIDOGLYCAN, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR A.H.WILLIAMS REVDAT 4 17-JAN-24 5MPQ 1 REMARK REVDAT 3 17-MAY-17 5MPQ 1 JRNL REVDAT 2 10-MAY-17 5MPQ 1 JRNL REVDAT 1 29-MAR-17 5MPQ 0 JRNL AUTH A.H.WILLIAMS,R.WHEELER,C.THIRIAU,A.HAOUZ,M.K.TAHA,I.G.BONECA JRNL TITL BULGECIN A: THE KEY TO A BROAD-SPECTRUM INHIBITOR THAT JRNL TITL 2 TARGETS LYTIC TRANSGLYCOSYLASES. JRNL REF ANTIBIOTICS V. 6 2017 JRNL REFN ESSN 2079-6382 JRNL PMID 28241458 JRNL DOI 10.3390/ANTIBIOTICS6010008 REMARK 2 REMARK 2 RESOLUTION. 1.78 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.78 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 45.84 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 84.0 REMARK 3 NUMBER OF REFLECTIONS : 54379 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : NULL 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 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4479 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 49 REMARK 3 SOLVENT ATOMS : 382 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.37 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5MPQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 17-DEC-16. REMARK 100 THE DEPOSITION ID IS D_1200002619. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-JUL-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SOLEIL REMARK 200 BEAMLINE : PROXIMA 1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS, SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 54379 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.780 REMARK 200 RESOLUTION RANGE LOW (A) : 45.840 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 4.4600 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.78 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 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: 4YIM REMARK 200 REMARK 200 REMARK: LONG ROD SHAPE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.99 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.5-2.0 M AMMONIUM SULFATE, 0.1 MES REMARK 280 BUFFER PH 6.5 OR 1.5-2.0 M AMMONIUM SULFATE, 0.1 M 2% (V/V) PEG REMARK 280 400 0.1 M HEPES PH. 7.5, PH 7.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 32.91700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 60.56150 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.78050 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 60.56150 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 32.91700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.78050 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1390 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24560 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -4.0 KCAL/MOL 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 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 ARG A 337 CG CD NE CZ NH1 NH2 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 HOH A 1043 O HOH A 1066 2.09 REMARK 500 OE2 GLU A 96 O HOH A 701 2.10 REMARK 500 O HOH A 989 O HOH A 990 2.10 REMARK 500 O HOH A 935 O HOH A 1067 2.11 REMARK 500 NZ LYS A 513 O HOH A 702 2.12 REMARK 500 O HOH A 763 O HOH A 1017 2.15 REMARK 500 O HOH A 1039 O HOH A 1064 2.18 REMARK 500 O HOH A 1018 O HOH A 1067 2.18 REMARK 500 OD1 ASN A 235 O HOH A 703 2.18 REMARK 500 O HOH A 1009 O HOH A 1056 2.19 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 O HOH A 741 O HOH A 1033 3545 2.18 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 THR A 181 -139.51 -114.63 REMARK 500 TYR A 428 61.03 -118.25 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 NHE A 604 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue BLG A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 603 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NHE A 604 DBREF1 5MPQ A 17 592 UNP A0A0Y5YPU4_NEIME DBREF2 5MPQ A A0A0Y5YPU4 41 616 SEQRES 1 A 576 ASP LEU SER ALA SER VAL PRO THR ARG PRO ALA GLU PRO SEQRES 2 A 576 GLU ARG LYS THR LEU ALA ASP TYR GLY GLY TYR PRO SER SEQRES 3 A 576 ALA LEU ASP ALA VAL LYS GLN LYS ASN ASP ALA ALA VAL SEQRES 4 A 576 ALA ALA TYR LEU GLU ASN ALA GLY ASP SER ALA MET ALA SEQRES 5 A 576 GLU ASN VAL ARG ASN GLU TRP LEU LYS SER LEU GLY ALA SEQRES 6 A 576 ARG ARG GLN TRP THR LEU PHE ALA GLN GLU TYR ALA LYS SEQRES 7 A 576 LEU GLU PRO ALA GLY ARG ALA GLN GLU VAL GLU CYS TYR SEQRES 8 A 576 ALA ASP SER SER ARG ASN ASP TYR THR ARG ALA ALA GLU SEQRES 9 A 576 LEU VAL LYS ASN THR GLY LYS LEU PRO SER GLY CYS THR SEQRES 10 A 576 LYS LEU LEU GLU GLN ALA ALA ALA SER GLY LEU LEU ASP SEQRES 11 A 576 GLY ASN ASP ALA TRP ARG ARG VAL ARG GLY LEU LEU ALA SEQRES 12 A 576 GLY ARG GLN THR THR ASP ALA ARG ASN LEU ALA ALA ALA SEQRES 13 A 576 LEU GLY SER PRO PHE ASP GLY GLY THR GLN GLY SER ARG SEQRES 14 A 576 GLU TYR ALA LEU LEU ASN VAL ILE GLY LYS GLU ALA ARG SEQRES 15 A 576 LYS SER PRO ASN ALA ALA ALA LEU LEU SER GLU MET GLU SEQRES 16 A 576 SER GLY LEU SER LEU GLU GLN ARG SER PHE ALA TRP GLY SEQRES 17 A 576 VAL LEU GLY HIS TYR GLN SER GLN ASN LEU ASN VAL PRO SEQRES 18 A 576 ALA ALA LEU ASP TYR TYR GLY LYS VAL ALA ASP ARG ARG SEQRES 19 A 576 GLN LEU THR ASP ASP GLN ILE GLU TRP TYR ALA ARG ALA SEQRES 20 A 576 ALA LEU ARG ALA ARG ARG TRP ASP GLU LEU ALA SER VAL SEQRES 21 A 576 ILE SER HIS MET PRO GLU LYS LEU GLN LYS SER PRO THR SEQRES 22 A 576 TRP LEU TYR TRP LEU ALA ARG SER ARG ALA ALA THR GLY SEQRES 23 A 576 ASN THR GLN GLU ALA GLU LYS LEU TYR LYS GLN ALA ALA SEQRES 24 A 576 ALA THR GLY ARG ASN PHE TYR ALA VAL LEU ALA GLY GLU SEQRES 25 A 576 GLU LEU GLY ARG LYS ILE ASP THR ARG ASN ASN VAL PRO SEQRES 26 A 576 ASP ALA GLY LYS ASN SER VAL ARG ARG MET ALA GLU ASP SEQRES 27 A 576 GLY ALA VAL LYS ARG ALA LEU VAL LEU PHE GLN ASN SER SEQRES 28 A 576 GLN SER ALA GLY ASP ALA LYS MET ARG ARG GLN ALA GLN SEQRES 29 A 576 ALA GLU TRP ARG PHE ALA THR ARG GLY PHE ASP GLU ASP SEQRES 30 A 576 LYS LEU LEU THR ALA ALA GLN THR ALA PHE ASP HIS GLY SEQRES 31 A 576 PHE TYR ASP MET ALA VAL ASN SER ALA GLU ARG THR ASP SEQRES 32 A 576 ARG LYS LEU ASN TYR THR LEU ARG TYR ILE SER PRO PHE SEQRES 33 A 576 LYS ASP THR VAL ILE ARG HIS ALA GLN ASN VAL ASN VAL SEQRES 34 A 576 ASP PRO ALA TRP VAL TYR GLY LEU ILE ARG GLN GLU SER SEQRES 35 A 576 ARG PHE VAL ILE GLY ALA GLN SER ARG VAL GLY ALA GLN SEQRES 36 A 576 GLY LEU MET GLN VAL MET PRO ALA THR ALA ARG GLU ILE SEQRES 37 A 576 ALA GLY LYS ILE GLY MET ASP ALA ALA GLN LEU TYR THR SEQRES 38 A 576 ALA ASP GLY ASN ILE ARG MET GLY THR TRP TYR MET ALA SEQRES 39 A 576 ASP THR LYS ARG ARG LEU GLN ASN ASN GLU VAL LEU ALA SEQRES 40 A 576 THR ALA GLY TYR ASN ALA GLY PRO GLY ARG ALA ARG ARG SEQRES 41 A 576 TRP GLN ALA ASP THR PRO LEU GLU GLY ALA VAL TYR ALA SEQRES 42 A 576 GLU THR ILE PRO PHE SER GLU THR ARG ASP TYR VAL LYS SEQRES 43 A 576 LYS VAL MET ALA ASN ALA ALA TYR TYR ALA ALA LEU PHE SEQRES 44 A 576 GLY ALA PRO HIS ILE PRO LEU LYS GLN ARG MET GLY ILE SEQRES 45 A 576 VAL PRO ALA ARG HET BLG A 601 35 HET MG A 602 1 HET MG A 603 1 HET NHE A 604 12 HETNAM BLG 4-O-(4-O-SULFONYL-N-ACETYLGLUCOSAMININYL)-5- HETNAM 2 BLG METHYLHYDROXY-L-PROLINE-TAURINE HETNAM MG MAGNESIUM ION HETNAM NHE 2-[N-CYCLOHEXYLAMINO]ETHANE SULFONIC ACID HETSYN BLG BULGECIN A HETSYN NHE N-CYCLOHEXYLTAURINE; CHES FORMUL 2 BLG C16 H30 N3 O14 S2 1+ FORMUL 3 MG 2(MG 2+) FORMUL 5 NHE C8 H17 N O3 S FORMUL 6 HOH *382(H2 O) HELIX 1 AA1 PRO A 29 GLN A 49 1 21 HELIX 2 AA2 ASN A 51 ASN A 61 1 11 HELIX 3 AA3 SER A 65 ARG A 82 1 18 HELIX 4 AA4 GLN A 84 ALA A 93 1 10 HELIX 5 AA5 LYS A 94 LEU A 95 5 2 HELIX 6 AA6 GLU A 96 ARG A 100 5 5 HELIX 7 AA7 ALA A 101 ARG A 112 1 12 HELIX 8 AA8 TYR A 115 VAL A 122 1 8 HELIX 9 AA9 PRO A 129 ALA A 141 1 13 HELIX 10 AB1 ASP A 146 GLY A 160 1 15 HELIX 11 AB2 GLN A 162 LEU A 173 1 12 HELIX 12 AB3 THR A 181 LEU A 189 1 9 HELIX 13 AB4 LEU A 189 GLY A 194 1 6 HELIX 14 AB5 GLU A 196 SER A 200 5 5 HELIX 15 AB6 ASN A 202 MET A 210 1 9 HELIX 16 AB7 SER A 215 ASN A 233 1 19 HELIX 17 AB8 ASN A 235 GLY A 244 1 10 HELIX 18 AB9 ASP A 248 LEU A 252 5 5 HELIX 19 AC1 THR A 253 ALA A 267 1 15 HELIX 20 AC2 ARG A 269 HIS A 279 1 11 HELIX 21 AC3 PRO A 281 LYS A 286 1 6 HELIX 22 AC4 SER A 287 THR A 301 1 15 HELIX 23 AC5 ASN A 303 THR A 317 1 15 HELIX 24 AC6 ASN A 320 LEU A 330 1 11 HELIX 25 AC7 GLY A 344 ALA A 352 1 9 HELIX 26 AC8 ASP A 354 GLY A 371 1 18 HELIX 27 AC9 ASP A 372 ARG A 388 1 17 HELIX 28 AD1 ASP A 391 HIS A 405 1 15 HELIX 29 AD2 PHE A 407 GLU A 416 1 10 HELIX 30 AD3 ASN A 423 TYR A 428 1 6 HELIX 31 AD4 PHE A 432 VAL A 443 1 12 HELIX 32 AD5 ASP A 446 SER A 458 1 13 HELIX 33 AD6 MET A 477 GLY A 489 1 13 HELIX 34 AD7 ASP A 491 TYR A 496 5 6 HELIX 35 AD8 THR A 497 LEU A 516 1 20 HELIX 36 AD9 ASN A 519 GLY A 530 1 12 HELIX 37 AE1 GLY A 530 TRP A 537 1 8 HELIX 38 AE2 GLY A 545 THR A 551 1 7 HELIX 39 AE3 PHE A 554 GLY A 576 1 23 HELIX 40 AE4 PRO A 581 GLY A 587 1 7 SHEET 1 AA1 2 LEU A 543 GLU A 544 0 SHEET 2 AA1 2 ILE A 588 VAL A 589 -1 O VAL A 589 N LEU A 543 SSBOND 1 CYS A 106 CYS A 132 1555 1555 2.09 SITE 1 AC1 16 GLU A 457 SER A 466 ARG A 467 VAL A 468 SITE 2 AC1 16 ALA A 470 GLN A 475 MET A 477 THR A 480 SITE 3 AC1 16 TYR A 508 TYR A 527 ASN A 528 GLY A 530 SITE 4 AC1 16 GLU A 556 HOH A 811 HOH A 889 HOH A 908 SITE 1 AC2 2 GLN A 456 GLU A 457 SITE 1 AC3 2 PRO A 553 SER A 555 SITE 1 AC4 9 PRO A 288 THR A 317 GLY A 318 ARG A 319 SITE 2 AC4 9 ASN A 320 GLU A 416 THR A 418 ARG A 427 SITE 3 AC4 9 HOH A 797 CRYST1 65.834 71.561 121.123 90.00 90.00 90.00 P 21 21 21 4 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 0.015190 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013974 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008256 0.00000