PDB Short entry for 3AI8 HEADER HYDROLASE/HYDROLASE INHIBITOR 11-MAY-10 3AI8 TITLE CATHEPSIN B IN COMPLEX WITH THE NITROXOLINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATHEPSIN B; COMPND 3 CHAIN: B, A; COMPND 4 SYNONYM: CATHEPSIN B1, APP SECRETASE, APPS, CATHEPSIN B LIGHT CHAIN, COMPND 5 CATHEPSIN B HEAVY CHAIN; COMPND 6 EC: 3.4.22.1; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CTSB; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21DE3; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET3A KEYWDS CATHEPSIN B, REVERSIBLE INHIBITOR, NITROXOLINE, 8-HYDROXY-5- KEYWDS 2 NITROQUINOLINE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.RENKO,B.MIRKOVIC,S.GOBEC,J.KOS,D.TURK REVDAT 3 29-JAN-14 3AI8 1 JRNL VERSN REVDAT 2 08-JUN-11 3AI8 1 JRNL REVDAT 1 18-MAY-11 3AI8 0 JRNL AUTH B.MIRKOVIC,M.RENKO,S.TURK,I.SOSIC,Z.JEVNIKAR,N.OBERMAJER, JRNL AUTH 2 D.TURK,S.GOBEC,J.KOS JRNL TITL NOVEL MECHANISM OF CATHEPSIN B INHIBITION BY ANTIBIOTIC JRNL TITL 2 NITROXOLINE AND RELATED COMPOUNDS JRNL REF CHEMMEDCHEM V. 6 1351 2011 JRNL REFN ISSN 1860-7179 JRNL PMID 21598397 JRNL DOI 10.1002/CMDC.201100098 REMARK 2 REMARK 2 RESOLUTION. 2.11 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0044 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.11 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.10 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 86.2 REMARK 3 NUMBER OF REFLECTIONS : 22508 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 + TEST SET) : 0.183 REMARK 3 R VALUE (WORKING SET) : 0.183 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1134 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.11 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.16 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1264 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 65.59 REMARK 3 BIN R VALUE (WORKING SET) : 0.2200 REMARK 3 BIN FREE R VALUE SET COUNT : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3938 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 28 REMARK 3 SOLVENT ATOMS : 284 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.88 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.16000 REMARK 3 B22 (A**2) : -0.16000 REMARK 3 B33 (A**2) : 0.75000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.64000 REMARK 3 B23 (A**2) : 0.00000 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 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.946 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 4081 ; 0.022 ; 0.029 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 5560 ; 1.986 ; 1.929 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 510 ; 3.049 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 183 ;32.742 ;23.989 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 595 ;17.607 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 18 ;19.054 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 564 ; 0.180 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3236 ; 0.018 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 2528 ; 2.734 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 4052 ; 4.452 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1553 ; 2.848 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1508 ; 4.526 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES: REFINED INDIVIDUALLY. THE STRUCTURE WAS REMARK 3 REFINED ALSO WITH MAIN REMARK 4 REMARK 4 3AI8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 27-MAY-10. REMARK 100 THE RCSB ID CODE IS RCSB029286. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-APR-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 3.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ELETTRA REMARK 200 BEAMLINE : 5.2R REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI111 REMARK 200 OPTICS : COLLIMATING AND FOCUSING, PT- REMARK 200 COATED MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : PSI PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25966 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.5 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.09600 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) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.2 REMARK 200 DATA REDUNDANCY IN SHELL : 4.10 REMARK 200 R MERGE FOR SHELL (I) : 0.31000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 4.200 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: 3K9M REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 37.59 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.97 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M CITRIC ACID, 21% PEG6000, PH 3.0, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K 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 76.84100 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 14.98800 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 76.84100 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 14.98800 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 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC 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 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLU B 133 OE1 OE2 REMARK 480 LYS B 166 CE NZ REMARK 480 ASN B 210 OD1 ND2 REMARK 480 LYS A 127 CD CE NZ REMARK 480 LYS A 141 CD CE NZ REMARK 480 LYS A 158 CD CE NZ REMARK 480 ASN A 210 OD1 ND2 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 OE2 GLU B 19 NH2 ARG B 85 1545 2.19 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 LYS B 0 N - CA - C ANGL. DEV. = -20.2 DEGREES REMARK 500 PRO A 138 C - N - CA ANGL. DEV. = -14.6 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 LEU B 1 91.70 66.75 REMARK 500 ASN B 222 166.54 74.88 REMARK 500 LYS A 130 66.67 -101.13 REMARK 500 ASN A 222 163.62 80.82 REMARK 500 ALA A 248 -159.48 -159.11 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 365 DISTANCE = 5.67 ANGSTROMS REMARK 525 HOH A 397 DISTANCE = 5.75 ANGSTROMS REMARK 525 HOH A 399 DISTANCE = 5.10 ANGSTROMS REMARK 525 HOH B 351 DISTANCE = 5.65 ANGSTROMS REMARK 525 HOH B 353 DISTANCE = 6.43 ANGSTROMS REMARK 525 HOH B 357 DISTANCE = 5.23 ANGSTROMS REMARK 525 HOH B 385 DISTANCE = 5.41 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HNQ B 255 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HNQ A 255 DBREF 3AI8 B -1 254 UNP P07858 CATB_HUMAN 78 333 DBREF 3AI8 A -1 254 UNP P07858 CATB_HUMAN 78 333 SEQRES 1 B 256 LEU LYS LEU PRO ALA SER PHE ASP ALA ARG GLU GLN TRP SEQRES 2 B 256 PRO GLN CYS PRO THR ILE LYS GLU ILE ARG ASP GLN GLY SEQRES 3 B 256 SER CYS GLY SER CYS TRP ALA PHE GLY ALA VAL GLU ALA SEQRES 4 B 256 ILE SER ASP ARG ILE CYS ILE HIS THR ASN ALA HIS VAL SEQRES 5 B 256 SER VAL GLU VAL SER ALA GLU ASP LEU LEU THR CYS CYS SEQRES 6 B 256 GLY SER MET CYS GLY ASP GLY CYS ASN GLY GLY TYR PRO SEQRES 7 B 256 ALA GLU ALA TRP ASN PHE TRP THR ARG LYS GLY LEU VAL SEQRES 8 B 256 SER GLY GLY LEU TYR GLU SER HIS VAL GLY CYS ARG PRO SEQRES 9 B 256 TYR SER ILE PRO PRO CYS GLU HIS HIS VAL ASN GLY SER SEQRES 10 B 256 ARG PRO PRO CYS THR GLY GLU GLY ASP THR PRO LYS CYS SEQRES 11 B 256 SER LYS ILE CYS GLU PRO GLY TYR SER PRO THR TYR LYS SEQRES 12 B 256 GLN ASP LYS HIS TYR GLY TYR ASN SER TYR SER VAL SER SEQRES 13 B 256 ASN SER GLU LYS ASP ILE MET ALA GLU ILE TYR LYS ASN SEQRES 14 B 256 GLY PRO VAL GLU GLY ALA PHE SER VAL TYR SER ASP PHE SEQRES 15 B 256 LEU LEU TYR LYS SER GLY VAL TYR GLN HIS VAL THR GLY SEQRES 16 B 256 GLU MET MET GLY GLY HIS ALA ILE ARG ILE LEU GLY TRP SEQRES 17 B 256 GLY VAL GLU ASN GLY THR PRO TYR TRP LEU VAL ALA ASN SEQRES 18 B 256 SER TRP ASN THR ASP TRP GLY ASP ASN GLY PHE PHE LYS SEQRES 19 B 256 ILE LEU ARG GLY GLN ASP HIS CYS GLY ILE GLU SER GLU SEQRES 20 B 256 VAL VAL ALA GLY ILE PRO ARG THR ASP SEQRES 1 A 256 LEU LYS LEU PRO ALA SER PHE ASP ALA ARG GLU GLN TRP SEQRES 2 A 256 PRO GLN CYS PRO THR ILE LYS GLU ILE ARG ASP GLN GLY SEQRES 3 A 256 SER CYS GLY SER CYS TRP ALA PHE GLY ALA VAL GLU ALA SEQRES 4 A 256 ILE SER ASP ARG ILE CYS ILE HIS THR ASN ALA HIS VAL SEQRES 5 A 256 SER VAL GLU VAL SER ALA GLU ASP LEU LEU THR CYS CYS SEQRES 6 A 256 GLY SER MET CYS GLY ASP GLY CYS ASN GLY GLY TYR PRO SEQRES 7 A 256 ALA GLU ALA TRP ASN PHE TRP THR ARG LYS GLY LEU VAL SEQRES 8 A 256 SER GLY GLY LEU TYR GLU SER HIS VAL GLY CYS ARG PRO SEQRES 9 A 256 TYR SER ILE PRO PRO CYS GLU HIS HIS VAL ASN GLY SER SEQRES 10 A 256 ARG PRO PRO CYS THR GLY GLU GLY ASP THR PRO LYS CYS SEQRES 11 A 256 SER LYS ILE CYS GLU PRO GLY TYR SER PRO THR TYR LYS SEQRES 12 A 256 GLN ASP LYS HIS TYR GLY TYR ASN SER TYR SER VAL SER SEQRES 13 A 256 ASN SER GLU LYS ASP ILE MET ALA GLU ILE TYR LYS ASN SEQRES 14 A 256 GLY PRO VAL GLU GLY ALA PHE SER VAL TYR SER ASP PHE SEQRES 15 A 256 LEU LEU TYR LYS SER GLY VAL TYR GLN HIS VAL THR GLY SEQRES 16 A 256 GLU MET MET GLY GLY HIS ALA ILE ARG ILE LEU GLY TRP SEQRES 17 A 256 GLY VAL GLU ASN GLY THR PRO TYR TRP LEU VAL ALA ASN SEQRES 18 A 256 SER TRP ASN THR ASP TRP GLY ASP ASN GLY PHE PHE LYS SEQRES 19 A 256 ILE LEU ARG GLY GLN ASP HIS CYS GLY ILE GLU SER GLU SEQRES 20 A 256 VAL VAL ALA GLY ILE PRO ARG THR ASP HET HNQ B 255 14 HET HNQ A 255 14 HETNAM HNQ 5-NITROQUINOLIN-8-OL HETSYN HNQ NITROXOLINE FORMUL 3 HNQ 2(C9 H6 N2 O3) FORMUL 5 HOH *284(H2 O) HELIX 1 1 ALA B 7 TRP B 11 1 5 HELIX 2 2 CYS B 14 GLU B 19 5 6 HELIX 3 3 SER B 28 THR B 46 1 19 HELIX 4 4 SER B 55 CYS B 63 1 9 HELIX 5 5 GLY B 64 GLY B 68 5 5 HELIX 6 6 ASP B 69 GLY B 73 5 5 HELIX 7 7 TYR B 75 LYS B 86 1 12 HELIX 8 8 THR B 139 LYS B 144 1 6 HELIX 9 9 SER B 156 GLY B 168 1 13 HELIX 10 10 SER B 178 LEU B 182 1 5 HELIX 11 11 ASP B 238 ILE B 242 5 5 HELIX 12 12 ALA A 7 TRP A 11 1 5 HELIX 13 13 CYS A 14 GLU A 19 5 6 HELIX 14 14 SER A 28 THR A 46 1 19 HELIX 15 15 SER A 55 CYS A 63 1 9 HELIX 16 16 GLY A 64 GLY A 68 5 5 HELIX 17 17 ASP A 69 GLY A 73 5 5 HELIX 18 18 TYR A 75 LYS A 86 1 12 HELIX 19 19 THR A 139 LYS A 144 1 6 HELIX 20 20 SER A 156 GLY A 168 1 13 HELIX 21 21 SER A 178 LEU A 182 1 5 HELIX 22 22 ASP A 238 ILE A 242 5 5 SHEET 1 A 3 PHE B 5 ASP B 6 0 SHEET 2 A 3 MET B 195 GLU B 209 -1 O TRP B 206 N PHE B 5 SHEET 3 A 3 VAL B 170 TYR B 177 -1 N VAL B 176 O MET B 196 SHEET 1 B 5 PHE B 5 ASP B 6 0 SHEET 2 B 5 MET B 195 GLU B 209 -1 O TRP B 206 N PHE B 5 SHEET 3 B 5 THR B 212 ALA B 218 -1 O THR B 212 N GLU B 209 SHEET 4 B 5 PHE B 230 LEU B 234 -1 O PHE B 231 N VAL B 217 SHEET 5 B 5 VAL B 187 TYR B 188 1 N TYR B 188 O LYS B 232 SHEET 1 C 2 TYR B 151 SER B 152 0 SHEET 2 C 2 VAL B 247 ALA B 248 -1 O ALA B 248 N TYR B 151 SHEET 1 D 3 PHE A 5 ASP A 6 0 SHEET 2 D 3 MET A 195 GLU A 209 -1 O TRP A 206 N PHE A 5 SHEET 3 D 3 VAL A 170 TYR A 177 -1 N VAL A 176 O MET A 196 SHEET 1 E 5 PHE A 5 ASP A 6 0 SHEET 2 E 5 MET A 195 GLU A 209 -1 O TRP A 206 N PHE A 5 SHEET 3 E 5 THR A 212 ALA A 218 -1 O ALA A 218 N ARG A 202 SHEET 4 E 5 PHE A 230 LEU A 234 -1 O PHE A 231 N VAL A 217 SHEET 5 E 5 VAL A 187 TYR A 188 1 N TYR A 188 O LYS A 232 SHEET 1 F 2 TYR A 151 SER A 152 0 SHEET 2 F 2 VAL A 247 ALA A 248 -1 O ALA A 248 N TYR A 151 SSBOND 1 CYS B 14 CYS B 43 1555 1555 2.02 SSBOND 2 CYS B 26 CYS B 71 1555 1555 2.02 SSBOND 3 CYS B 62 CYS B 128 1555 1555 2.02 SSBOND 4 CYS B 63 CYS B 67 1555 1555 2.02 SSBOND 5 CYS B 100 CYS B 132 1555 1555 2.04 SSBOND 6 CYS B 108 CYS B 119 1555 1555 2.03 SSBOND 7 CYS A 14 CYS A 43 1555 1555 2.03 SSBOND 8 CYS A 26 CYS A 71 1555 1555 2.03 SSBOND 9 CYS A 62 CYS A 128 1555 1555 2.03 SSBOND 10 CYS A 63 CYS A 67 1555 1555 2.02 SSBOND 11 CYS A 100 CYS A 132 1555 1555 2.00 SSBOND 12 CYS A 108 CYS A 119 1555 1555 2.01 SITE 1 AC1 12 GLN B 23 GLY B 24 SER B 25 CYS B 26 SITE 2 AC1 12 GLY B 27 HIS B 110 HIS B 111 THR B 120 SITE 3 AC1 12 GLY B 121 TRP B 221 HOH B 276 HOH B 344 SITE 1 AC2 10 GLN A 23 GLY A 24 SER A 25 CYS A 26 SITE 2 AC2 10 GLY A 27 HIS A 110 HIS A 111 THR A 120 SITE 3 AC2 10 HIS A 199 TRP A 221 CRYST1 153.682 29.976 119.198 90.00 126.25 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 0.006507 0.000000 0.004772 0.00000 SCALE2 0.000000 0.033360 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010403 0.00000