HEADER HYDROLASE 09-SEP-20 7K2Y
TITLE CRYSTAL STRUCTURE OF CTX-M-14 E166A/K234R BETA-LACTAMASE IN COMPLEX
TITLE 2 WITH HYDROLYZED AMPICILLIN
COMPND MOL_ID: 1;
COMPND 2 MOLECULE: BETA-LACTAMASE;
COMPND 3 CHAIN: A;
COMPND 4 EC: 3.5.2.6;
COMPND 5 ENGINEERED: YES;
COMPND 6 MUTATION: YES
SOURCE MOL_ID: 1;
SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;
SOURCE 3 ORGANISM_TAXID: 562;
SOURCE 4 GENE: BLACTX-M;
SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);
SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008;
SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)
KEYWDS ANTIBIOTIC RESISTANCE, ACYL-ENZYME INTERMEDIATE, HYDROLASE
EXPDTA X-RAY DIFFRACTION
AUTHOR S.LU,T.PALZKILL,B.SANKARAN,L.HU,V.SOEUNG,B.V.V.PRASAD
REVDAT 5 20-NOV-24 7K2Y 1 REMARK
REVDAT 4 18-OCT-23 7K2Y 1 REMARK
REVDAT 3 30-JUN-21 7K2Y 1 AUTHOR
REVDAT 2 19-MAY-21 7K2Y 1 JRNL
REVDAT 1 04-NOV-20 7K2Y 0
JRNL AUTH V.SOEUNG,S.LU,L.HU,A.JUDGE,B.SANKARAN,B.V.V.PRASAD,
JRNL AUTH 2 T.PALZKILL
JRNL TITL A DRUG-RESISTANT BETA-LACTAMASE VARIANT CHANGES THE
JRNL TITL 2 CONFORMATION OF ITS ACTIVE-SITE PROTON SHUTTLE TO ALTER
JRNL TITL 3 SUBSTRATE SPECIFICITY AND INHIBITOR POTENCY.
JRNL REF J.BIOL.CHEM. V. 295 18239 2020
JRNL REFN ESSN 1083-351X
JRNL PMID 33109613
JRNL DOI 10.1074/JBC.RA120.016103
REMARK 2
REMARK 2 RESOLUTION. 1.62 ANGSTROMS.
REMARK 3
REMARK 3 REFINEMENT.
REMARK 3 PROGRAM : PHENIX 1.15.2_3472
REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN
REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,
REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,
REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,
REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON,
REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,
REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT
REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART
REMARK 3
REMARK 3 REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2
REMARK 3
REMARK 3 DATA USED IN REFINEMENT.
REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.62
REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.60
REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.830
REMARK 3 COMPLETENESS FOR RANGE (%) : 98.8
REMARK 3 NUMBER OF REFLECTIONS : 56337
REMARK 3
REMARK 3 FIT TO DATA USED IN REFINEMENT.
REMARK 3 R VALUE (WORKING + TEST SET) : 0.190
REMARK 3 R VALUE (WORKING SET) : 0.188
REMARK 3 FREE R VALUE : 0.226
REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.980
REMARK 3 FREE R VALUE TEST SET COUNT : 2807
REMARK 3
REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS).
REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE
REMARK 3 1 30.6000 - 4.3900 0.95 2567 169 0.1572 0.1877
REMARK 3 2 4.3900 - 3.4900 1.00 2675 138 0.1439 0.1633
REMARK 3 3 3.4900 - 3.0500 1.00 2711 167 0.1696 0.2184
REMARK 3 4 3.0500 - 2.7700 0.99 2667 117 0.1801 0.2073
REMARK 3 5 2.7700 - 2.5700 1.00 2763 108 0.1912 0.2515
REMARK 3 6 2.5700 - 2.4200 1.00 2744 98 0.1994 0.2881
REMARK 3 7 2.4200 - 2.3000 0.99 2661 153 0.2002 0.2559
REMARK 3 8 2.3000 - 2.2000 0.99 2726 121 0.1937 0.2297
REMARK 3 9 2.2000 - 2.1100 0.99 2677 152 0.2060 0.2100
REMARK 3 10 2.1100 - 2.0400 0.99 2750 118 0.2082 0.2943
REMARK 3 11 2.0400 - 1.9800 0.99 2596 180 0.2070 0.2414
REMARK 3 12 1.9800 - 1.9200 0.99 2727 152 0.2097 0.2983
REMARK 3 13 1.9200 - 1.8700 0.99 2613 162 0.2190 0.2253
REMARK 3 14 1.8700 - 1.8200 0.98 2684 146 0.2185 0.2675
REMARK 3 15 1.8200 - 1.7800 0.98 2679 114 0.2242 0.2693
REMARK 3 16 1.7800 - 1.7500 0.98 2600 164 0.2340 0.2558
REMARK 3 17 1.7500 - 1.7100 0.98 2722 160 0.2382 0.2419
REMARK 3 18 1.7100 - 1.6800 0.98 2660 92 0.2423 0.3226
REMARK 3 19 1.6800 - 1.6500 0.98 2650 142 0.2528 0.3137
REMARK 3 20 1.6500 - 1.6200 0.98 2658 154 0.2583 0.3522
REMARK 3
REMARK 3 BULK SOLVENT MODELLING.
REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL
REMARK 3 SOLVENT RADIUS : 1.11
REMARK 3 SHRINKAGE RADIUS : 0.90
REMARK 3 K_SOL : NULL
REMARK 3 B_SOL : NULL
REMARK 3
REMARK 3 ERROR ESTIMATES.
REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.186
REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.598
REMARK 3
REMARK 3 B VALUES.
REMARK 3 FROM WILSON PLOT (A**2) : 17.46
REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.48
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 TWINNING INFORMATION.
REMARK 3 FRACTION: NULL
REMARK 3 OPERATOR: NULL
REMARK 3
REMARK 3 DEVIATIONS FROM IDEAL VALUES.
REMARK 3 RMSD COUNT
REMARK 3 BOND : 0.006 1999
REMARK 3 ANGLE : 0.811 2724
REMARK 3 CHIRALITY : 0.048 324
REMARK 3 PLANARITY : 0.006 363
REMARK 3 DIHEDRAL : 6.096 1221
REMARK 3
REMARK 3 TLS DETAILS
REMARK 3 NUMBER OF TLS GROUPS : 7
REMARK 3 TLS GROUP : 1
REMARK 3 SELECTION: CHAIN 'A' AND (RESID 26 THROUGH 50 )
REMARK 3 ORIGIN FOR THE GROUP (A): -3.7047 16.8288 -31.4187
REMARK 3 T TENSOR
REMARK 3 T11: 0.3222 T22: 0.2042
REMARK 3 T33: 0.1513 T12: -0.0201
REMARK 3 T13: 0.0263 T23: 0.0292
REMARK 3 L TENSOR
REMARK 3 L11: 4.0326 L22: 1.5791
REMARK 3 L33: 3.5631 L12: -0.4047
REMARK 3 L13: 2.0130 L23: 0.0487
REMARK 3 S TENSOR
REMARK 3 S11: -0.1057 S12: 0.1631 S13: 0.4014
REMARK 3 S21: -0.1614 S22: -0.0555 S23: -0.0995
REMARK 3 S31: -1.0026 S32: 0.1986 S33: 0.2172
REMARK 3 TLS GROUP : 2
REMARK 3 SELECTION: CHAIN 'A' AND (RESID 51 THROUGH 86 )
REMARK 3 ORIGIN FOR THE GROUP (A): 5.0030 10.5933 -16.4861
REMARK 3 T TENSOR
REMARK 3 T11: 0.1647 T22: 0.3330
REMARK 3 T33: 0.1585 T12: -0.0683
REMARK 3 T13: 0.0212 T23: -0.0068
REMARK 3 L TENSOR
REMARK 3 L11: 2.7752 L22: 1.2390
REMARK 3 L33: 2.7199 L12: -0.9595
REMARK 3 L13: 1.6129 L23: -0.4079
REMARK 3 S TENSOR
REMARK 3 S11: -0.0792 S12: -0.0435 S13: 0.2121
REMARK 3 S21: 0.0417 S22: -0.0300 S23: -0.1314
REMARK 3 S31: -0.7012 S32: 0.5661 S33: 0.0796
REMARK 3 TLS GROUP : 3
REMARK 3 SELECTION: CHAIN 'A' AND (RESID 87 THROUGH 101 )
REMARK 3 ORIGIN FOR THE GROUP (A): 12.4282 -10.2419 -5.0567
REMARK 3 T TENSOR
REMARK 3 T11: 0.4060 T22: 0.6154
REMARK 3 T33: 0.2608 T12: 0.2871
REMARK 3 T13: -0.1029 T23: -0.0285
REMARK 3 L TENSOR
REMARK 3 L11: 1.5386 L22: 0.0549
REMARK 3 L33: 1.0190 L12: 0.0204
REMARK 3 L13: 0.8260 L23: 0.1720
REMARK 3 S TENSOR
REMARK 3 S11: 0.2004 S12: -0.1113 S13: -0.2852
REMARK 3 S21: -0.1477 S22: -0.1877 S23: -0.1641
REMARK 3 S31: 0.4157 S32: 0.6839 S33: -0.3754
REMARK 3 TLS GROUP : 4
REMARK 3 SELECTION: CHAIN 'A' AND (RESID 102 THROUGH 155 )
REMARK 3 ORIGIN FOR THE GROUP (A): 6.0529 -6.1921 -11.4432
REMARK 3 T TENSOR
REMARK 3 T11: 0.2438 T22: 0.2913
REMARK 3 T33: 0.1743 T12: 0.1830
REMARK 3 T13: -0.0388 T23: -0.0538
REMARK 3 L TENSOR
REMARK 3 L11: 1.1562 L22: 0.2163
REMARK 3 L33: 2.3330 L12: -0.4228
REMARK 3 L13: -0.2308 L23: -0.2834
REMARK 3 S TENSOR
REMARK 3 S11: 0.2313 S12: 0.1710 S13: -0.1885
REMARK 3 S21: -0.2644 S22: -0.1664 S23: -0.0033
REMARK 3 S31: 0.5042 S32: 0.7838 S33: -0.0320
REMARK 3 TLS GROUP : 5
REMARK 3 SELECTION: CHAIN 'A' AND (RESID 156 THROUGH 212 )
REMARK 3 ORIGIN FOR THE GROUP (A): 4.9108 7.4868 -14.2237
REMARK 3 T TENSOR
REMARK 3 T11: 0.1160 T22: 0.4027
REMARK 3 T33: 0.1450 T12: -0.0948
REMARK 3 T13: -0.0178 T23: 0.0075
REMARK 3 L TENSOR
REMARK 3 L11: 1.6782 L22: 1.0045
REMARK 3 L33: 1.8929 L12: -0.5477
REMARK 3 L13: 0.0319 L23: -0.7041
REMARK 3 S TENSOR
REMARK 3 S11: -0.0146 S12: 0.1436 S13: 0.1759
REMARK 3 S21: 0.1349 S22: 0.0324 S23: -0.0745
REMARK 3 S31: -0.3810 S32: 0.7202 S33: -0.0527
REMARK 3 TLS GROUP : 6
REMARK 3 SELECTION: CHAIN 'A' AND (RESID 213 THROUGH 266 )
REMARK 3 ORIGIN FOR THE GROUP (A): 6.2491 6.0850 -27.7146
REMARK 3 T TENSOR
REMARK 3 T11: 0.0123 T22: 0.6287
REMARK 3 T33: 0.1556 T12: 0.0030
REMARK 3 T13: 0.0407 T23: 0.0129
REMARK 3 L TENSOR
REMARK 3 L11: 1.2486 L22: 1.6313
REMARK 3 L33: 1.7879 L12: -1.3965
REMARK 3 L13: 0.1282 L23: 0.2385
REMARK 3 S TENSOR
REMARK 3 S11: 0.2059 S12: 0.3807 S13: 0.0731
REMARK 3 S21: -0.2290 S22: -0.0563 S23: -0.2569
REMARK 3 S31: -0.1045 S32: 0.8483 S33: 0.3296
REMARK 3 TLS GROUP : 7
REMARK 3 SELECTION: CHAIN 'A' AND (RESID 267 THROUGH 289 )
REMARK 3 ORIGIN FOR THE GROUP (A): -4.5957 6.2206 -31.8392
REMARK 3 T TENSOR
REMARK 3 T11: 0.1061 T22: 0.2810
REMARK 3 T33: 0.1102 T12: -0.0043
REMARK 3 T13: -0.0410 T23: 0.0175
REMARK 3 L TENSOR
REMARK 3 L11: 8.5096 L22: 4.2054
REMARK 3 L33: 3.9282 L12: 1.6083
REMARK 3 L13: -1.6933 L23: 0.0211
REMARK 3 S TENSOR
REMARK 3 S11: -0.1363 S12: 0.4079 S13: -0.4259
REMARK 3 S21: -0.3242 S22: 0.2137 S23: -0.0166
REMARK 3 S31: 0.0031 S32: -0.1401 S33: -0.0784
REMARK 3
REMARK 3 NCS DETAILS
REMARK 3 NUMBER OF NCS GROUPS : NULL
REMARK 3
REMARK 3 OTHER REFINEMENT REMARKS: NULL
REMARK 4
REMARK 4 7K2Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11
REMARK 100
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-SEP-20.
REMARK 100 THE DEPOSITION ID IS D_1000251556.
REMARK 200
REMARK 200 EXPERIMENTAL DETAILS
REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION
REMARK 200 DATE OF DATA COLLECTION : 04-MAY-19
REMARK 200 TEMPERATURE (KELVIN) : 100
REMARK 200 PH : NULL
REMARK 200 NUMBER OF CRYSTALS USED : 1
REMARK 200
REMARK 200 SYNCHROTRON (Y/N) : Y
REMARK 200 RADIATION SOURCE : ALS
REMARK 200 BEAMLINE : 8.2.1
REMARK 200 X-RAY GENERATOR MODEL : NULL
REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M
REMARK 200 WAVELENGTH OR RANGE (A) : 1.11
REMARK 200 MONOCHROMATOR : NULL
REMARK 200 OPTICS : NULL
REMARK 200
REMARK 200 DETECTOR TYPE : CCD
REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R
REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000
REMARK 200 DATA SCALING SOFTWARE : SCALA
REMARK 200
REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 56337
REMARK 200 RESOLUTION RANGE HIGH (A) : 1.620
REMARK 200 RESOLUTION RANGE LOW (A) : 30.600
REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL
REMARK 200
REMARK 200 OVERALL.
REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4
REMARK 200 DATA REDUNDANCY : 10.20
REMARK 200 R MERGE (I) : 0.07400
REMARK 200 R SYM (I) : NULL
REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 18.0000
REMARK 200
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.
REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.62
REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 5.12
REMARK 200 COMPLETENESS FOR SHELL (%) : 98.3
REMARK 200 DATA REDUNDANCY IN SHELL : NULL
REMARK 200 R MERGE FOR SHELL (I) : 0.07400
REMARK 200 R SYM FOR SHELL (I) : NULL
REMARK 200 <I/SIGMA(I)> FOR SHELL : 7.500
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: 1YLT
REMARK 200
REMARK 200 REMARK: NULL
REMARK 280
REMARK 280 CRYSTAL
REMARK 280 SOLVENT CONTENT, VS (%): 39.90
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05
REMARK 280
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M MAGNESIUM CHLORIDE 0.1 M HEPES
REMARK 280 PH7 20%(W/V) PEG6000, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE
REMARK 280 296K
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 154.31533
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 77.15767
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 77.15767
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 154.31533
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: 0 ANGSTROM**2
REMARK 350 SURFACE AREA OF THE COMPLEX: 10520 ANGSTROM**2
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.0 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 375
REMARK 375 SPECIAL POSITION
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL
REMARK 375 POSITIONS.
REMARK 375
REMARK 375 ATOM RES CSSEQI
REMARK 375 HOH A 610 LIES ON A SPECIAL POSITION.
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 505 O HOH A 533 2.10
REMARK 500 OG1 THR A 209 O HOH A 501 2.12
REMARK 500 O HOH A 536 O HOH A 702 2.13
REMARK 500 O HOH A 502 O HOH A 608 2.13
REMARK 500 O HOH A 669 O HOH A 686 2.19
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 CYS A 69 -139.65 49.90
REMARK 500 VAL A 103 -142.86 -129.10
REMARK 500 SER A 220 -128.61 -104.64
REMARK 500
REMARK 500 REMARK: NULL
DBREF1 7K2Y A 26 289 UNP A0A2H4FY00_ECOLX
DBREF2 7K2Y A A0A2H4FY00 30 290
SEQADV 7K2Y ALA A 166 UNP A0A2H4FY0 GLU 169 ENGINEERED MUTATION
SEQADV 7K2Y ASP A 240 UNP A0A2H4FY0 GLY 242 CONFLICT
SEQRES 1 A 261 THR SER ALA VAL GLN GLN LYS LEU ALA ALA LEU GLU LYS
SEQRES 2 A 261 SER SER GLY GLY ARG LEU GLY VAL ALA LEU ILE ASP THR
SEQRES 3 A 261 ALA ASP ASN THR GLN VAL LEU TYR ARG GLY ASP GLU ARG
SEQRES 4 A 261 PHE PRO MET CYS SER THR SER LYS VAL MET ALA ALA ALA
SEQRES 5 A 261 ALA VAL LEU LYS GLN SER GLU THR GLN LYS GLN LEU LEU
SEQRES 6 A 261 ASN GLN PRO VAL GLU ILE LYS PRO ALA ASP LEU VAL ASN
SEQRES 7 A 261 TYR ASN PRO ILE ALA GLU LYS HIS VAL ASN GLY THR MET
SEQRES 8 A 261 THR LEU ALA GLU LEU SER ALA ALA ALA LEU GLN TYR SER
SEQRES 9 A 261 ASP ASN THR ALA MET ASN LYS LEU ILE ALA GLN LEU GLY
SEQRES 10 A 261 GLY PRO GLY GLY VAL THR ALA PHE ALA ARG ALA ILE GLY
SEQRES 11 A 261 ASP GLU THR PHE ARG LEU ASP ARG THR ALA PRO THR LEU
SEQRES 12 A 261 ASN THR ALA ILE PRO GLY ASP PRO ARG ASP THR THR THR
SEQRES 13 A 261 PRO ARG ALA MET ALA GLN THR LEU ARG GLN LEU THR LEU
SEQRES 14 A 261 GLY HIS ALA LEU GLY GLU THR GLN ARG ALA GLN LEU VAL
SEQRES 15 A 261 THR TRP LEU LYS GLY ASN THR THR GLY ALA ALA SER ILE
SEQRES 16 A 261 ARG ALA GLY LEU PRO THR SER TRP THR VAL GLY ASP ARG
SEQRES 17 A 261 THR GLY SER GLY ASP TYR GLY THR THR ASN ASP ILE ALA
SEQRES 18 A 261 VAL ILE TRP PRO GLN GLY ARG ALA PRO LEU VAL LEU VAL
SEQRES 19 A 261 THR TYR PHE THR GLN PRO GLN GLN ASN ALA GLU SER ARG
SEQRES 20 A 261 ARG ASP VAL LEU ALA SER ALA ALA ARG ILE ILE ALA GLU
SEQRES 21 A 261 GLY
HET AIX A 401 24
HETNAM AIX (2R,4S)-2-[(1R)-1-{[(2R)-2-AMINO-2-PHENYLACETYL]AMINO}-
HETNAM 2 AIX 2-OXOETHYL]-5,5-DIMETHYL-1,3-THIAZOLIDINE-4-CARBOXYLIC
HETNAM 3 AIX ACID
HETSYN AIX AMPICILLIN (OPEN FORM)
FORMUL 2 AIX C16 H21 N3 O4 S
FORMUL 3 HOH *238(H2 O)
HELIX 1 AA1 SER A 27 GLY A 41 1 15
HELIX 2 AA2 CYS A 69 THR A 71 5 3
HELIX 3 AA3 SER A 72 GLU A 85 1 14
HELIX 4 AA4 GLN A 89 ASN A 92 5 4
HELIX 5 AA5 LYS A 98 LEU A 102 5 5
HELIX 6 AA6 ILE A 108 HIS A 112 5 5
HELIX 7 AA7 LEU A 119 SER A 130 1 12
HELIX 8 AA8 ASP A 131 LEU A 142 1 12
HELIX 9 AA9 GLY A 144 ILE A 155 1 12
HELIX 10 AB1 PRO A 167 THR A 171 5 5
HELIX 11 AB2 THR A 182 LEU A 195 1 14
HELIX 12 AB3 GLY A 200 GLY A 213 1 14
HELIX 13 AB4 SER A 220 LEU A 225 5 6
HELIX 14 AB5 ARG A 275 GLY A 289 1 15
SHEET 1 AA1 5 GLN A 56 TYR A 60 0
SHEET 2 AA1 5 ARG A 43 ASP A 50 -1 N LEU A 48 O VAL A 57
SHEET 3 AA1 5 LEU A 259 THR A 266 -1 O THR A 266 N ARG A 43
SHEET 4 AA1 5 THR A 243 TRP A 251 -1 N ILE A 250 O LEU A 259
SHEET 5 AA1 5 THR A 230 GLY A 238 -1 N GLY A 236 O ASN A 245
SHEET 1 AA2 2 PHE A 66 PRO A 67 0
SHEET 2 AA2 2 THR A 180 THR A 181 -1 O THR A 181 N PHE A 66
SHEET 1 AA3 2 PRO A 94 ILE A 97 0
SHEET 2 AA3 2 GLY A 115 THR A 118 -1 O MET A 117 N VAL A 95
LINK OG SER A 70 C15 AIX A 401 1555 1555 1.37
CISPEP 1 ALA A 166 PRO A 167 0 2.11
CRYST1 41.630 41.630 231.473 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 0.024021 0.013869 0.000000 0.00000
SCALE2 0.000000 0.027737 0.000000 0.00000
SCALE3 0.000000 0.000000 0.004320 0.00000