HEADER TRANSPORT PROTEIN 03-APR-23 8IXU TITLE RAT TRANSCOBALAMIN IN COMPLEX WITH COBALAMIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRANSCOBALAMIN-2; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TC-2,TRANSCOBALAMIN II,TC II,TCII; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: TCN2; SOURCE 6 EXPRESSION_SYSTEM: NICOTIANA BENTHAMIANA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4100; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: MAGNICON KEYWDS VITAMIN B12, TRANSPORTER, ALPHA-6 BARREL, UBIQUITIN-LIKE, TRANSPORT KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.BOKHOVE,T.KUMASAKA REVDAT 2 16-OCT-24 8IXU 1 REMARK REVDAT 1 22-MAY-24 8IXU 0 JRNL AUTH M.BOKHOVE,T.KAWAMURA,H.OKUMURA,S.GOTO,Y.KAWANO,S.WERNER, JRNL AUTH 2 F.JARCZOWSKI,V.KLIMYUK,A.SAITO,T.KUMASAKA JRNL TITL THE STRUCTURE OF THE RAT VITAMIN B 12 TRANSPORTER TC AND ITS JRNL TITL 2 COMPLEX WITH GLUTATHIONYLCOBALAMIN. JRNL REF J.BIOL.CHEM. V. 300 07289 2024 JRNL REFN ESSN 1083-351X JRNL PMID 38636663 JRNL DOI 10.1016/J.JBC.2024.107289 REMARK 2 REMARK 2 RESOLUTION. 1.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20-4459 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) : 1.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.88 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 99964 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.161 REMARK 3 R VALUE (WORKING SET) : 0.160 REMARK 3 FREE R VALUE : 0.171 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 1.580 REMARK 3 FREE R VALUE TEST SET COUNT : 1576 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 29.8800 - 2.7900 1.00 10308 163 0.1499 0.1468 REMARK 3 2 2.7900 - 2.2200 1.00 9955 161 0.1404 0.1593 REMARK 3 3 2.2200 - 1.9400 1.00 9869 161 0.1351 0.1626 REMARK 3 4 1.9400 - 1.7600 1.00 9823 149 0.1461 0.1809 REMARK 3 5 1.7600 - 1.6300 1.00 9804 165 0.1561 0.1580 REMARK 3 6 1.6300 - 1.5400 1.00 9795 155 0.1754 0.1927 REMARK 3 7 1.5400 - 1.4600 1.00 9726 159 0.2040 0.2418 REMARK 3 8 1.4600 - 1.4000 1.00 9744 156 0.2540 0.2632 REMARK 3 9 1.4000 - 1.3400 1.00 9731 156 0.3009 0.3034 REMARK 3 10 1.3400 - 1.3000 0.99 9633 151 0.3351 0.3441 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.160 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.029 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.64 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.27 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 3444 REMARK 3 ANGLE : 0.896 4692 REMARK 3 CHIRALITY : 0.066 523 REMARK 3 PLANARITY : 0.011 622 REMARK 3 DIHEDRAL : 12.705 1321 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN A AND RESID 19:322 REMARK 3 ORIGIN FOR THE GROUP (A): -9.3367 1.7105 24.0323 REMARK 3 T TENSOR REMARK 3 T11: 0.1232 T22: 0.1241 REMARK 3 T33: 0.1154 T12: 0.0018 REMARK 3 T13: -0.0202 T23: -0.0097 REMARK 3 L TENSOR REMARK 3 L11: 0.9749 L22: 1.0504 REMARK 3 L33: 0.9762 L12: 0.1045 REMARK 3 L13: 0.2761 L23: 0.2538 REMARK 3 S TENSOR REMARK 3 S11: -0.0323 S12: -0.0417 S13: 0.0969 REMARK 3 S21: -0.1107 S22: -0.0333 S23: 0.1075 REMARK 3 S31: -0.0644 S32: -0.0904 S33: 0.0183 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN A AND RESID 323:327 REMARK 3 ORIGIN FOR THE GROUP (A): -0.6533 -30.2791 12.4450 REMARK 3 T TENSOR REMARK 3 T11: 0.9899 T22: 1.3597 REMARK 3 T33: 1.1093 T12: -0.1391 REMARK 3 T13: -0.1008 T23: -0.4086 REMARK 3 L TENSOR REMARK 3 L11: 1.4393 L22: 1.0159 REMARK 3 L33: 3.9887 L12: 1.1367 REMARK 3 L13: 2.2964 L23: 2.0048 REMARK 3 S TENSOR REMARK 3 S11: -0.0283 S12: -0.3077 S13: 0.3584 REMARK 3 S21: -0.2323 S22: -0.6490 S23: 0.8040 REMARK 3 S31: -0.4294 S32: -1.1421 S33: 0.6769 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN A AND RESID 328:427 REMARK 3 ORIGIN FOR THE GROUP (A): -14.8901 -14.1974 2.0148 REMARK 3 T TENSOR REMARK 3 T11: 0.1229 T22: 0.1280 REMARK 3 T33: 0.1160 T12: -0.0050 REMARK 3 T13: -0.0140 T23: -0.0070 REMARK 3 L TENSOR REMARK 3 L11: 1.9442 L22: 1.9931 REMARK 3 L33: 2.9410 L12: 0.4914 REMARK 3 L13: 0.4236 L23: 0.8024 REMARK 3 S TENSOR REMARK 3 S11: 0.0355 S12: 0.0355 S13: -0.0182 REMARK 3 S21: -0.0077 S22: -0.0156 S23: 0.0690 REMARK 3 S31: 0.0455 S32: -0.0418 S33: -0.0159 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN A AND RESID 501 REMARK 3 ORIGIN FOR THE GROUP (A): -13.2596 -3.3764 12.4364 REMARK 3 T TENSOR REMARK 3 T11: 0.1566 T22: 0.1325 REMARK 3 T33: 0.1498 T12: -0.0084 REMARK 3 T13: -0.0247 T23: -0.0095 REMARK 3 L TENSOR REMARK 3 L11: 2.8345 L22: 2.0212 REMARK 3 L33: 4.0620 L12: -0.0045 REMARK 3 L13: 0.9873 L23: 1.2523 REMARK 3 S TENSOR REMARK 3 S11: -0.0735 S12: 0.0130 S13: 0.1446 REMARK 3 S21: -0.0674 S22: -0.0220 S23: 0.0037 REMARK 3 S31: -0.1285 S32: -0.0740 S33: 0.1165 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 8IXU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 16-APR-23. REMARK 100 THE DEPOSITION ID IS D_1300035037. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-JAN-22 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 : SPRING-8 REMARK 200 BEAMLINE : BL26B1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.99 REMARK 200 MONOCHROMATOR : SI DOUBLE CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 4M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS JAN 10 2022 REMARK 200 DATA SCALING SOFTWARE : XSCALE JAN 10 2022 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 99979 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.300 REMARK 200 RESOLUTION RANGE LOW (A) : 48.290 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 13.27 REMARK 200 R MERGE (I) : 0.10700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 13.5800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.33 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 3.18800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 0.740 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: CLUSTERS OF ARROW-SHAPED CRYSTALS REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.03 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M NANO3,20% PEG 3350, 0.1 M BIS REMARK 280 -TRIS PROPANE PH 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 293K 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 25.65500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 71.43500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.26500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 71.43500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.65500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 27.26500 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: 3020 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18220 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -52.0 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 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 GLY A 1 REMARK 465 SER A 2 REMARK 465 SER A 3 REMARK 465 HIS A 4 REMARK 465 HIS A 5 REMARK 465 HIS A 6 REMARK 465 HIS A 7 REMARK 465 HIS A 8 REMARK 465 HIS A 9 REMARK 465 SER A 10 REMARK 465 SER A 11 REMARK 465 GLY A 12 REMARK 465 ASP A 13 REMARK 465 ASP A 14 REMARK 465 ASP A 15 REMARK 465 ASP A 16 REMARK 465 LYS A 17 REMARK 465 LEU A 85 REMARK 465 ARG A 86 REMARK 465 SER A 87 REMARK 465 THR A 88 REMARK 465 SER A 89 REMARK 465 SER A 90 REMARK 465 ASP A 91 REMARK 465 ASP A 92 REMARK 465 ASN A 93 REMARK 465 SER A 94 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 MET A 42 CG - SD - CE ANGL. DEV. = -10.5 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 THR A 152 -94.03 -101.78 REMARK 500 SER A 195 -157.01 -95.12 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 955 DISTANCE = 6.78 ANGSTROMS 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 B12 A 501 CO REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 193 NE2 REMARK 620 2 B12 A 501 N21 92.5 REMARK 620 3 B12 A 501 N22 91.3 89.6 REMARK 620 4 B12 A 501 N23 86.8 173.6 96.8 REMARK 620 5 B12 A 501 N24 87.3 83.3 172.6 90.3 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A 508 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ARG A 363 O REMARK 620 2 GLY A 366 O 81.9 REMARK 620 3 HOH A 608 O 89.7 94.5 REMARK 620 4 HOH A 719 O 103.4 85.0 166.6 REMARK 620 5 HOH A 852 O 84.1 165.9 83.9 99.7 REMARK 620 6 HOH A 889 O 169.0 100.7 79.4 87.5 92.9 REMARK 620 N 1 2 3 4 5 DBREF 8IXU A 19 427 UNP Q9R0D6 TCO2_RAT 19 427 SEQADV 8IXU GLY A 1 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU SER A 2 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU SER A 3 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU HIS A 4 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU HIS A 5 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU HIS A 6 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU HIS A 7 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU HIS A 8 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU HIS A 9 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU SER A 10 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU SER A 11 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU GLY A 12 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU ASP A 13 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU ASP A 14 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU ASP A 15 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU ASP A 16 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU LYS A 17 UNP Q9R0D6 EXPRESSION TAG SEQADV 8IXU GLY A 18 UNP Q9R0D6 EXPRESSION TAG SEQRES 1 A 427 GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY ASP SEQRES 2 A 427 ASP ASP ASP LYS GLY GLU PHE CYS VAL ILE PRO LYS MET SEQRES 3 A 427 ASP GLY GLN LEU VAL GLU LYS LEU GLY GLN ARG LEU LEU SEQRES 4 A 427 PRO TRP MET ASP ARG LEU SER SER GLU GLN LEU ASN PRO SEQRES 5 A 427 SER ILE TYR VAL GLY LEU ARG LEU SER SER MET GLN ALA SEQRES 6 A 427 GLY THR LYS GLU ASN LEU TYR LEU HIS ASN LEU LYS LEU SEQRES 7 A 427 HIS TYR GLN GLN CYS LEU LEU ARG SER THR SER SER ASP SEQRES 8 A 427 ASP ASN SER GLY CYS GLN THR LYS ILE SER GLY GLY SER SEQRES 9 A 427 LEU ALA LEU TYR LEU LEU ALA LEU ARG ALA ASN CYS GLU SEQRES 10 A 427 LEU LEU GLY SER ARG LYS GLY ASP ARG MET VAL SER GLN SEQRES 11 A 427 LEU LYS TRP PHE LEU GLU ASP GLU LYS LYS ALA ILE GLY SEQRES 12 A 427 HIS HIS HIS GLU GLY HIS PRO HIS THR SER TYR TYR GLN SEQRES 13 A 427 TYR GLY LEU SER ILE LEU ALA LEU CYS VAL HIS ARG LYS SEQRES 14 A 427 ARG VAL HIS ASP SER VAL VAL GLY LYS LEU LEU TYR ALA SEQRES 15 A 427 VAL GLU HIS ASP TYR PHE THR TYR GLN GLY HIS LEU SER SEQRES 16 A 427 VAL ASP THR GLU ALA MET ALA GLY LEU ALA PHE THR CYS SEQRES 17 A 427 LEU GLU ARG PHE ASN PHE ASN SER ASP LEU ARG PRO ARG SEQRES 18 A 427 ILE THR THR ALA ILE GLU THR VAL ARG GLU LYS ILE LEU SEQRES 19 A 427 LYS ALA GLN ALA PRO GLU GLY TYR PHE GLY ASN ILE TYR SEQRES 20 A 427 SER THR PRO LEU ALA LEU GLN MET LEU MET THR SER PRO SEQRES 21 A 427 GLY VAL GLY LEU GLY PRO ALA CYS LEU LYS ALA ARG LYS SEQRES 22 A 427 SER LEU LEU LEU SER LEU GLN ASP GLY ALA PHE GLN ASN SEQRES 23 A 427 PRO MET MET ILE SER GLN LEU LEU PRO VAL LEU ASN HIS SEQRES 24 A 427 LYS THR TYR LEU ASN LEU ILE SER PRO ASP CYS GLN ALA SEQRES 25 A 427 PRO ARG VAL MET LEU VAL PRO ALA THR GLU ASP PRO VAL SEQRES 26 A 427 HIS LEU SER GLU VAL SER VAL THR LEU LYS VAL SER SER SEQRES 27 A 427 VAL LEU PRO PRO TYR GLU ARG THR VAL SER VAL PHE ALA SEQRES 28 A 427 GLY ALA SER LEU GLU ASP VAL LEU ASN ARG ALA ARG ASP SEQRES 29 A 427 LEU GLY GLU PHE THR TYR GLY THR GLN ALA SER LEU SER SEQRES 30 A 427 GLY PRO TYR LEU THR SER VAL LEU GLY LYS GLU ALA GLY SEQRES 31 A 427 ASP ARG GLU TYR TRP GLN LEU LEU ARG VAL PRO ASP THR SEQRES 32 A 427 PRO LEU LEU GLN GLY ILE ALA ASP TYR LYS PRO LYS ASN SEQRES 33 A 427 GLY GLU THR ILE GLU LEU ARG LEU VAL LYS MET HET B12 A 501 180 HET NO3 A 502 4 HET NO3 A 503 4 HET CL A 504 1 HET CL A 505 1 HET CL A 506 1 HET CL A 507 1 HET NA A 508 1 HETNAM B12 COBALAMIN HETNAM NO3 NITRATE ION HETNAM CL CHLORIDE ION HETNAM NA SODIUM ION FORMUL 2 B12 C62 H89 CO N13 O14 P 2+ FORMUL 3 NO3 2(N O3 1-) FORMUL 5 CL 4(CL 1-) FORMUL 9 NA NA 1+ FORMUL 10 HOH *355(H2 O) HELIX 1 AA1 ASP A 27 LEU A 39 1 13 HELIX 2 AA2 PRO A 40 ARG A 44 5 5 HELIX 3 AA3 ASN A 51 LEU A 60 1 10 HELIX 4 AA4 GLY A 66 CYS A 83 1 18 HELIX 5 AA5 SER A 101 ASN A 115 1 15 HELIX 6 AA6 ASP A 125 GLY A 143 1 19 HELIX 7 AA7 SER A 153 HIS A 167 1 15 HELIX 8 AA8 HIS A 172 HIS A 185 1 14 HELIX 9 AA9 SER A 195 ASN A 213 1 19 HELIX 10 AB1 ASN A 215 ASP A 217 5 3 HELIX 11 AB2 LEU A 218 ALA A 236 1 19 HELIX 12 AB3 SER A 248 THR A 258 1 11 HELIX 13 AB4 GLY A 263 ASP A 281 1 19 HELIX 14 AB5 ASN A 286 ASN A 298 1 13 HELIX 15 AB6 THR A 301 ILE A 306 5 6 HELIX 16 AB7 SER A 354 GLY A 366 1 13 SHEET 1 AA1 2 MET A 63 GLN A 64 0 SHEET 2 AA1 2 VAL A 315 MET A 316 1 O VAL A 315 N GLN A 64 SHEET 1 AA2 2 THR A 189 TYR A 190 0 SHEET 2 AA2 2 HIS A 193 LEU A 194 -1 O HIS A 193 N TYR A 190 SHEET 1 AA3 5 TYR A 343 PHE A 350 0 SHEET 2 AA3 5 GLU A 329 VAL A 336 -1 N VAL A 332 O VAL A 347 SHEET 3 AA3 5 THR A 419 LYS A 426 1 O ILE A 420 N THR A 333 SHEET 4 AA3 5 GLU A 393 ARG A 399 -1 N GLN A 396 O ARG A 423 SHEET 5 AA3 5 THR A 403 PRO A 404 -1 O THR A 403 N ARG A 399 SHEET 1 AA4 3 TYR A 370 GLN A 373 0 SHEET 2 AA4 3 TYR A 380 VAL A 384 -1 O TYR A 380 N GLN A 373 SHEET 3 AA4 3 LYS A 387 GLU A 388 -1 O LYS A 387 N VAL A 384 SSBOND 1 CYS A 21 CYS A 268 1555 1555 2.03 SSBOND 2 CYS A 83 CYS A 96 1555 1555 2.03 SSBOND 3 CYS A 116 CYS A 310 1555 1555 2.03 SSBOND 4 CYS A 165 CYS A 208 1555 1555 2.05 LINK NE2BHIS A 193 CO B12 A 501 1555 1555 2.09 LINK O ARG A 363 NA NA A 508 1555 1555 2.30 LINK O GLY A 366 NA NA A 508 1555 1555 2.25 LINK NA NA A 508 O HOH A 608 1555 4545 2.44 LINK NA NA A 508 O HOH A 719 1555 1555 2.41 LINK NA NA A 508 O HOH A 852 1555 4545 2.37 LINK NA NA A 508 O HOH A 889 1555 1555 2.29 CISPEP 1 LEU A 340 PRO A 341 0 -6.93 CISPEP 2 VAL A 400 PRO A 401 0 -2.66 CRYST1 51.310 54.530 142.870 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 0.019489 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018339 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006999 0.00000